Reference: Allen, Victor T. (1929), The Ione formation of California: University of California, Department of Geological Sciences Bulletin: 18: 369; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 200; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 429.

ⓘ Andalusite

Formula: Al₂(SiO₄)O

Locality: Big Bear lookout area, Butte County, California, USA

Description: Occurs as crystals to 2 cm in andalusite schists.

Reference: Hietanen, Anna (1951), Metamorphic and igneous rocks of the Merrimac area, Plumas National Forest, California: Geological Society of America Bulletin: 62: 575; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 73; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 449.

ⓘ Antimony

Formula: Sb

Locality: Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Description: Occurs in Au ore.

Reference: O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology: 45: 431; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 77, 112; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 50.

Axinite Group

Cherokee, Cherokee Mining District, Butte County, California, USA

ⓘ 'Axinite Group'

Localities:

Feather River, Butte County, California, USA
Yankee Hill placers, Yankee Hill, Butte County, California, USA

Reference: [Mineralogical Record 20 129-142]

Axinite-(Mg)

Yankee Hill, Butte County, California, USA

ⓘ Axinite-(Mg)

Formula: Ca₂MgAl₂BSi₄O₁₅OH

Locality: Yankee Hill, Butte County, California, USA

Reference: Chris Stefano

ⓘ Azurite

Formula: Cu₃(CO₃)₂(OH)₂

Locality: Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

Description: Occurs near surface in the altered zone at the Evening Star claim.

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10103433.

ⓘ Baryte

Formula: BaSO₄

Locality: Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

Reference: Turner, Henry Ward (1896), Further contributions to the geology of the Sierra Nevada: USGS, 17th. Annual Report, part 1: 588; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 96.

ⓘ Bornite

Formula: Cu₅FeS₄

Localities:

Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Reference: O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology: 45: 421; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 87, 93, 99.

ⓘ Bournonite

Formula: PbCuSbS₃

Locality: Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

ⓘ Calcite

Formula: CaCO₃

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Forbestown Consolidated Gold Mines (Gold Bank Mine; Gold Bank Consolidated Quartz Mine; Pine Grove Gold Bank Consolidated Mine), Forbestown, Forbestown Mining District, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Cassiterite

Formula: SnO₂

Locality: Goat Flat occurrence, Butte County, California, USA

Reference: Engineering and Mining Journal (Engineering & Mining Journal) (1913), Mining news: 96: 855; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 121.

ⓘ Chalcocite

Formula: Cu₂S

Locality: Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

ⓘ Chalcopyrite

Formula: CuFeS₂

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
Forbestown Consolidated Gold Mines (Gold Bank Mine; Gold Bank Consolidated Quartz Mine; Pine Grove Gold Bank Consolidated Mine), Forbestown, Forbestown Mining District, Butte County, California, USA
Silver Moon Mine (Porphyry Point), Nimshew, Magalia Mining District, Butte County, California, USA
Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ 'Chlorite Group'

Locality: Clipper Mills Ni occurrence, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033794.

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Localities: Reported from at least 42 localities in this region.

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Chrysoberyl

Formula: BeAl₂O₄

Localities:

Unspecified Chrysoberyl occurrence [1], Big Bar Mountain, Butte County, California, USA
Stanwood (Stanwood Saddle ?), Butte County, California, USA

Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 143.

ⓘ 'Chrysoprase'

Locality: Chrysoprase occurrence, Magalia, Magalia Mining District, Butte County, California, USA

Reference: Engineering and Mining Journal (Engineering & Mining Journal) (1907), Mining news: 84: 653; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 316.

ⓘ Chrysotile

Formula: Mg₃(Si₂O₅)(OH)₄

Locality: Park's Ranch Mine (Lime Saddle; Iron Point; Curtis Mine; J.G. Curtis property; J. G. Curtis Property Parke's Ranch Mine), Sausage Mountain, Messila Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10043711.

ⓘ 'Clay minerals'

Localities:

Lund Mine, Bangor, Butte County, California, USA
Table Mountain Clay Products Company, Shippee, Butte County, California, USA
Unnamed Clay occurrence [1], Wyandotte, Butte County, California, USA
Bohannon Ranch deposit (Yankee Hill deposit), Big Bend Mountain, Big Bend, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028419 & 10211513.

ⓘ Clinochlore

Formula: Mg₅Al(AlSi₃O₁₀)(OH)₈

Locality: Forbestown Consolidated Gold Mines (Gold Bank Mine; Gold Bank Consolidated Quartz Mine; Pine Grove Gold Bank Consolidated Mine), Forbestown, Forbestown Mining District, Butte County, California, USA

Description: A constituent of schists.

Reference: Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 47; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 137.

ⓘ Corundum

Formula: Al₂O₃

Description: Occurs in stream gravels.

Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 160.

ⓘ Corundum var. Sapphire

Formula: Al₂O₃

Description: Occurs in stream gravels.

Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 160.

ⓘ Covellite

Formula: CuS

Localities:

Diamond

Cherokee Mining District, Butte County, California, USA

ⓘ Diamond

Formula: C

Localities:

Spring Valley Hydraulic Mine (Spring Valley Mine; Cherokee Mine; Cherokee Hydraulic Mine; Cherokee Placer Mine), Cherokee, Cherokee Mining District, Butte County, California, USA
Oroville (Ophir City), Butte County, California, USA
Thompson Flat, Oroville (Ophir City), Butte County, California, USA
Yankee Hill placers, Yankee Hill, Butte County, California, USA
Cherokee and Morris Ravine Placer Mines, Cherokee, Cherokee Mining District, Butte County, California, USA

Description: Produced numerous stones (over 400) from 1853 on in gold-bearing Tertiary gravels.

Reference: Silliman, Benjamin, Jr. (1867b), Notice of the new localities of diamonds in California: California Academy of Natural Sciences Proceedings: 3: 354-355; Silliman, Benjamin, Jr. (1873b): American Journal of Science, 3rd. series: 6: 133; Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 170; Kunz, George Frederick (1905a), Gems, jewelers’ materials, and ornamental stones of California: California Division Mines Bulletin 37: 41, 42; Sterrett, Douglas Bovard (1911), Gems and precious stones. Mineral Resources of the United States for 1910, part 2; U.S. Geological Survey: 859; Sterrett, Douglas Bovard (1913), Gems and precious stones: Mineral Resources U.S., 1912, part 2: 1040; Sterrett, Douglas Bovard (1914), Gems and precious stones. Mineral Resources of the United States for 1913; part 2; Department of the Interior, U.S. Geological Survey: 651; Schaller, Waldemar Theodore (1919), Gems and precious stones: Mineral Resources U.S., 1916, part 2; Department of the Interior, Geological Survey: 892; Mineralogical Record 20 129-142; Rocks & Minerals (1934): 9: 179; Rocks & Minerals (1935): 10: 26; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10310601.

ⓘ 'Fayalite-Forsterite Series'

Locality: Section 35 Mine (Little Corbett lease; Grahm-King lease), Pulga, Butte County, California, USA

Description: Occurs as small, lenticular masses containing sparsely disseminated chrome ore.

Reference: Rynearson, Garn Arthur (1953), Chromite deposits in the northern Sierra Nevada, California. California Division of Mines and Geology Bulletin 134, part 3 chapter 5: 274; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 456.

ⓘ Galena

Formula: PbS

Localities:

Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
Carlisle Mine (Carlysle Mine), Forbestown, Forbestown Mining District, Butte County, California, USA
New Oregon Mine (Forty-Nine Mine; Red Point Mine), Enterprise (Mountain Springs), Mountain Springs Mining District, Butte County, California, USA
Unspecified Pb occurrence [1], Butte Creek, Butte Creek Mining District, Butte County, California, USA
Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Reference: O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology: 45: 421, 431; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 101.

ⓘ 'Garnet Group'

Formula: X₃Z₂(SiO₄)₃

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

Colour: red, brown

Description: Occurs as a common component in the sands of gold washings.

Reference: Silliman, Benjamin, Jr. (1873c), On the probable existence of microscopic diamonds with zircons and topaz, in the sands of hydraulic washings in California: A.I.M.E. Transactions: 1: 385; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 193.

ⓘ 'Glauconite'

Formula: K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂

Locality: Schirmer Ravine (Chambers Ravine), Oroville (Ophir City), Butte County, California, USA

Description: Occurs in a 2 foot (0.6 meters) thick layer of glauconite-anauxite sandstone.

Gold

Paradise, Butte County, California, USA

ⓘ Gold

Formula: Au

Localities: Reported from at least 258 localities in this region.

Description: Placer material.

Reference: Mineralogical Record (1989): 20: 129-142; Rocks & Minerals (1934): 9: 179; Rocks & Minerals (1935): 10: 26; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10310601.

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Locality: St. Clair Hydraulic Mine (Vinton), Parish Camp, Sausage Mountain, Messila Mining District, Butte County, California, USA

Reference: Ver Planck, Wm. E., Jr. (1952), Gypsum in California: California Division Mines Bulletin 163: 120; USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028437.

ⓘ Hastingsite

Formula: NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂

Locality: Unnamed Amphibole occurrence [1], Bidwell's Bar (Bidwell Bar; Bidwells Bar), Butte County, California, USA

Reference: Compton, R.R. (1958), Significance of amphibole paragenesis in the Bidwell Bar region, California: American Mineralogist: 43: 893; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 400.

ⓘ Hematite

Formula: Fe₂O₃

Locality: Emma Mine (Emma Drift Mine; Nimshew Mine; Emma Nimshew Drift Mine; Nimshaw), Nimshew, Magalia Mining District, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ 'Hornblende'

Locality: Clipper Mills Ni occurrence, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033794.

ⓘ Inesite ?

Formula: Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O

Locality: Steep Hollow claims, Rogerville, Feather Falls Mining District, Butte County, California, USA

Description: Stated to be Mn silicate - inesite type.

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028524

ⓘ Iron

Formula: Fe

Locality: Oroville meteorite, Oroville (Ophir City), Butte County, California, USA

Reference: Farrington, Oliver Cummings (1915), Catalogue of the meteorites of North America to January 1, 1909: National Academy of Sciences Memorandum 13: 16; Scott, E.R.D., Wasson, J.T. and Buchwald, V.F. (1973) The chemical classification of iron meteorites, VII. A reinvestigation of irons with Ge concentrations between 25 and 80 ppm. Geochimica et Cosmochimica Acta, 1957; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 57.

ⓘ Iron var. Kamacite

Formula: (Fe,Ni)

Locality: Oroville meteorite, Oroville (Ophir City), Butte County, California, USA

ⓘ 'Iron-Platinum alloy'

Formula: (Pt,Fe)

Locality: Oroville to Biggs area, Feather River, Butte County, California, USA

Description: Occurs as an alloy with an average 68.3% Pt.

Reference: Clark, Wm. B. (1970a) Gold districts of California: California Division Mines & Geology Bulletin 193: 103-104; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 39.

ⓘ 'Limonite'

Localities:

Wyoming Mine (Black Diamond Mine), Forks of Butte, Faust Mining District (Forrest Mining District), Butte County, California, USA
Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Magnesiochromite

Formula: MgCr₂O₄

Localities:

Clark Chrome Mine (Clark Mine; David Mine; War Eagle Mine; War Eagle deposit; War Eagle and Miller deposits; Mountain of Chrome claims [?]), Parkhill, Butte County, California, USA
Lambert Mine 3 (Lambert Mine), Irish Town, Magalia Mining District, Butte County, California, USA
P.U.P. Mine (P.U.P. Zenith Mine; Zenith Chrome Mining Company Mine; Zenith Mine), Forbestown, Forbestown Mining District, Butte County, California, USA

Reference: Engel, A.L., E.S. Shedd and E. Morrice (1956) Concentration tests of California chromite ores. US Bureau of Mines Report of Investigation 5172, 10 pp.: 2; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 154.

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities:

Emma Mine (Emma Drift Mine; Nimshew Mine; Emma Nimshew Drift Mine; Nimshaw), Nimshew, Magalia Mining District, Butte County, California, USA
Morrison Mine (Standard Slag Company deposit; Rusty Ridge), Table Mountain, Golden Summit Mining District, Butte County, California, USA
Chaparral Hills deposits, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Magnetite var. Lodestone

Formula: Fe²⁺Fe³⁺₂O₄

Locality: Chaparral Hills deposits, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: Browne, J.R. (1869), Report of J. Ross Browne on the mineral resources of the states and territories west of the Rocky Mountains (US Treasury Dept.), 674 pp., H.H. Bancroft and Co., San Francisco [reprint of 2]: 224; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 250.

ⓘ Malachite

Formula: Cu₂(CO₃)(OH)₂

Localities:

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ 'Manganese Oxides'

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Steep Hollow claims, Rogerville, Feather Falls Mining District, Butte County, California, USA
View Point property, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028529.

ⓘ Marcasite

Formula: FeS₂

Locality: Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Description: Occurs in gold.

Reference: O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology: 45: 431; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 73.

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: Shamberger prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Description: Occurs as sericite schist.

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028533.

ⓘ Muscovite var. Sericite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: Shamberger prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Description: Occurs as sericite schist.

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028533.

ⓘ 'Ochre'

Locality: Ochre No. 1 and Ochre No. 2, Lovelock, Magalia Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028454 & 10260335.

ⓘ Osmium

Formula: (Os,Ir,Ru)

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

Reference: Silliman, Benjamin, Jr. (1873c), On the probable existence of microscopic diamonds with zircons and topaz, in the sands of hydraulic washings in California: A.I.M.E. Transactions: 1: 132; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 229.

ⓘ Osmium var. Iridosmine

Formula: (Os,Ir)

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

Reference: Silliman, Benjamin, Jr. (1873c), On the probable existence of microscopic diamonds with zircons and topaz, in the sands of hydraulic washings in California: A.I.M.E. Transactions: 1: 132; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 229.

ⓘ Platinum

Formula: Pt

Localities:

Oroville (Ophir City), Butte County, California, USA
Spring Valley Hydraulic Mine (Spring Valley Mine; Cherokee Mine; Cherokee Hydraulic Mine; Cherokee Placer Mine), Cherokee, Cherokee Mining District, Butte County, California, USA
Oroville to Biggs area, Feather River, Butte County, California, USA

Reference: Palache, C., Berman, H. & Frondel, C. (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, 7th. edition, Volume I: 108.

ⓘ 'Psilomelane'

Localities:

Binet prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Shamberger prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Unnamed Mn occurrence [1], Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Pyrite

Formula: FeS₂

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
Florence prospect, Mountain House, Butte County, California, USA
Morrison Mine (Standard Slag Company deposit; Rusty Ridge), Table Mountain, Golden Summit Mining District, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Pyrolusite

Formula: Mn⁴⁺O₂

Localities:

Josephson prospect, Yankee Hill, Butte County, California, USA
Sunny Park prospect (Powell prospect; Tade prospect), Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 36; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 164.

ⓘ Pyrrhotite

Formula: Fe_1-xS

Locality: Surcease Mine (Bunker Hill Mine; Treasure Hill Mine), Big Bend, Butte County, California, USA

Description: Some occurs in oxidized ores.

Quartz

Paradise, Butte County, California, USA

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 153 localities in this region.

Reference: Mineralogical Record (1989): 20: 129-142.

ⓘ Quartz var. Chalcedony

Formula: SiO₂

Locality: Steep Hollow claims, Rogerville, Feather Falls Mining District, Butte County, California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10028524

ⓘ Quartz var. Rose Quartz

Formula: SiO₂

Localities:

Unspecified Rose Quartz occurrence [1], Forbestown, Forbestown Mining District, Butte County, California, USA
Florence prospect, Mountain House, Butte County, California, USA

Colour: Pink

Description: "Fine" material.

Reference: Sterrett, Douglas Bovard (1916), Gems and precious stones: Mineral Resources U.S., 1914, part 2: 324; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 313.

ⓘ Quartz var. Smoky Quartz

Formula: SiO₂

Locality: Feather River, Butte County, California, USA

Reference: Dorothy M.Schlegal (1957) Gem Stones of the United States: USGS Bulletin 1042-G

ⓘ Rhodonite

Formula: CaMn₃Mn[Si₅O₁₅]

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Binet prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Description: The primary Mn ore here.

Reference: Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 35; Hewett, Donnel Foster, Charles Wesley Chesterman & Bennie Wyatt Troxel (1961), Tephroite in California manganese deposits: Economic Geology: 56: 39-58; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 411.

ⓘ Rutile

Formula: TiO₂

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

Description: Occurs as a constituent of gold washing sands.

Reference: Silliman, Benjamin, Jr. (1873b), Mineralogical notes on Utah, California, and Nevada, with a description of priceite a new borate of lime: American Journal of Science, 3rd. series: 6: 133; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 325.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

Localities: Reported from at least 6 localities in this region.

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10138591.

ⓘ Silver

Formula: Ag

Locality: Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ 'Soapstone'

Locality: McClean Mine, Intake - Blinzig area, Feather River, Butte County, California, USA

Description: Occurs in substantial amounts.

Reference: Logan, Clarence August (1928), Tuolumne County, Butte County: California Mining Bureau. Report 24: 210; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 416.

ⓘ Spessartine

Formula: Mn²⁺₃Al₂(SiO₄)₃

Locality: Binet prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Description: Occurs as aggregates of minute crystals.

Reference: Hewett, Donnel Foster, Charles Wesley Chesterman & Bennie Wyatt Troxel (1961), Tephroite in California manganese deposits: Economic Geology: 56: 45-46; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 494.

ⓘ Sphalerite

Formula: ZnS

Localities:

Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
Evening Star claim, Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

Reference: Eric, J.H. (1948) Zinc-copper deposits of the Big Bend mine, Butte County, California. California Division Mines Bulletin 144: 31-42; O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology: 45: 421, 431; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 82.

ⓘ Spinel

Formula: MgAl₂O₄

Locality: Diamond Mine, Oroville (Ophir City), Butte County, California, USA

Description: Occurs as "Ruby" spinel in small crystals.

Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 345.

ⓘ Taenite

Formula: (Fe,Ni)

Locality: Oroville meteorite, Oroville (Ophir City), Butte County, California, USA

ⓘ Talc

Formula: Mg₃Si₄O₁₀(OH)₂

Localities: Reported from at least 9 localities in this region.

Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

ⓘ Tellurium

Formula: Te

Description: Occurred in a cavity in an unrounded placer gold fragment from gravel.

Reference: Turner, Henry Ward (1898b), Notes on rocks and minerals from California: American Journal of Science, 4th. Series: 5: 424; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 360.

ⓘ Tephroite

Formula: Mn²⁺₂SiO₄

Localities:

Bear Canyon Mine, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA
Benet prospect, Clipper Mills, Clipper Mills Mining District, Butte County, California, USA

Description: Occurs with other Mn minerals.

Reference: Hewett, Donnel Foster, Charles Wesley Chesterman & Bennie Wyatt Troxel (1961), Tephroite in California manganese deposits: Economic Geology: 56: 39-58; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 361; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 460.

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S

Locality: Big Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA

ⓘ Topaz

Formula: Al₂(SiO₄)(F,OH)₂

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

Description: Occurs as minute crystals in sands.

Reference: Silliman, Benjamin, Jr. (1873c), On the probable existence of microscopic diamonds with zircons and topaz, in the sands of hydraulic washings in California: A.I.M.E. Transactions: 1: 385; Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 42; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 368.

ⓘ Tremolite

Formula: ◻Ca₂Mg₅(Si₈O₂₂)(OH)₂

Locality: Feather River, Butte County, California, USA

Reference: [Mineralogical Record 20 129-142]

ⓘ Vesuvianite

Formula: Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉

Localities:

Pulga deposit, Pulga, Butte County, California, USA
Unnamed Gemstone occurrence [1], Pulga, Butte County, California, USA
Mouth of Feather River area, Oroville (Ophir City), Butte County, California, USA

Reference: Sterrett, Douglas Bovard (1911), Gems and precious stones. Mineral Resources of the United States for 1910, part 2; Department of the Interior, U.S. Geological Survey: 858; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 224; Mineralogical Record (1989): 20: 129-142.

ⓘ Zircon

Formula: Zr(SiO₄)

Locality: Cherokee, Cherokee Mining District, Butte County, California, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Antimony	1.CA.05	Sb
ⓘ	Diamond	1.CB.10a	C
ⓘ	Gold	1.AA.05	Au
ⓘ	Iron	1.AE.05	Fe
ⓘ	var. Kamacite	1.AE.05	(Fe,Ni)
ⓘ	Osmium	1.AF.05	(Os,Ir,Ru)
ⓘ	var. Iridosmine	1.AF.05	(Os,Ir)
ⓘ	Platinum	1.AF.10	Pt
ⓘ	Silver	1.AA.05	Ag
ⓘ	Taenite	1.AE.10	(Fe,Ni)
ⓘ	Tellurium	1.CC.10	Te
Group 2 - Sulphides and Sulfosalts
ⓘ	Bornite	2.BA.15	Cu₅FeS₄
ⓘ	Bournonite	2.GA.50	PbCuSbS₃
ⓘ	Chalcocite	2.BA.05	Cu₂S
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Covellite	2.CA.05a	CuS
ⓘ	Galena	2.CD.10	PbS
ⓘ	Marcasite	2.EB.10a	FeS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	'Tetrahedrite Subgroup'	2.GB.05	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S
Group 4 - Oxides and Hydroxides
ⓘ	Cassiterite	4.DB.05	SnO₂
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Chrysoberyl	4.BA.05	BeAl₂O₄
ⓘ	Corundum	4.CB.05	Al₂O₃
ⓘ	var. Sapphire	4.CB.05	Al₂O₃
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Magnesiochromite	4.BB.05	MgCr₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	var. Lodestone	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Pyrolusite	4.DB.05	Mn⁴⁺O₂
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	var. Chalcedony	4.DA.05	SiO₂
ⓘ	var. Rose Quartz	4.DA.05	SiO₂
ⓘ	var. Smoky Quartz	4.DA.05	SiO₂
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	Spinel	4.BB.05	MgAl₂O₄
Group 5 - Nitrates and Carbonates
ⓘ	Azurite	5.BA.05	Cu₃(CO₃)₂(OH)₂
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
Group 9 - Silicates
ⓘ	Actinolite	9.DE.10	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
ⓘ	Andalusite	9.AF.10	Al₂(SiO₄)O
ⓘ	Axinite-(Mg)	9.BD.20	Ca₂MgAl₂BSi₄O₁₅OH
ⓘ	Chrysotile	9..	Mg₃(Si₂O₅)(OH)₄
ⓘ	Clinochlore	9.EC.55	Mg₅Al(AlSi₃O₁₀)(OH)₈
ⓘ	Hastingsite	9.DE.15	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
ⓘ	Inesite ?	9.DL.05	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	var. Sericite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Rhodonite	9.DK.05	CaMn₃Mn[Si₅O₁₅]
ⓘ	Spessartine	9.AD.25	Mn²⁺₃Al₂(SiO₄)₃
ⓘ	Talc	9.EC.05	Mg₃Si₄O₁₀(OH)₂
ⓘ	Tephroite	9.AC.05	Mn²⁺₂SiO₄
ⓘ	Topaz	9.AF.35	Al₂(SiO₄)(F,OH)₂
ⓘ	Tremolite	9.DE.10	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
ⓘ	Vesuvianite	9.BG.35	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
Unclassified Minerals, Rocks, etc.
ⓘ	'Amphibole Supergroup'	-	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
ⓘ	'Anauxite'	-
ⓘ	'Axinite Group'	-
ⓘ	'Chlorite Group'	-
ⓘ	'Chrysoprase'	-
ⓘ	'Clay minerals'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Garnet Group'	-	X₃Z₂(SiO₄)₃
ⓘ	'Glauconite'	-	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
ⓘ	'Hornblende'	-
ⓘ	'Iron-Platinum alloy'	-	(Pt,Fe)
ⓘ	'Limonite'	-
ⓘ	'Manganese Oxides'	-
ⓘ	'Ochre'	-
ⓘ	'Psilomelane'	-
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄
ⓘ	'Soapstone'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
H	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
H	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
H	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
H	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
H	ⓘ Topaz	Al₂(SiO₄)(F,OH)₂
H	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
H	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
H	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
H	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
H	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
Be	Beryllium
Be	ⓘ Chrysoberyl	BeAl₂O₄
B	Boron
B	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
C	Carbon
C	ⓘ Diamond	C
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
C	ⓘ Calcite	CaCO₃
C	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
O	Oxygen
O	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
O	ⓘ Quartz	SiO₂
O	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
O	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
O	ⓘ Magnesiochromite	MgCr₂O₄
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Rhodonite	CaMn₃Mn[Si₅O₁₅]
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	ⓘ Calcite	CaCO₃
O	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Pyrolusite	Mn⁴⁺O₂
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Baryte	BaSO₄
O	ⓘ Tephroite	Mn₂²⁺SiO₄
O	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
O	ⓘ Chrysoberyl	BeAl₂O₄
O	ⓘ Andalusite	Al₂(SiO₄)O
O	ⓘ Spessartine	Mn₃²⁺Al₂(SiO₄)₃
O	ⓘ Corundum var. Sapphire	Al₂O₃
O	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
O	ⓘ Magnetite var. Lodestone	Fe²⁺Fe₂³⁺O₄
O	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
O	ⓘ Rutile	TiO₂
O	ⓘ Topaz	Al₂(SiO₄)(F,OH)₂
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Quartz var. Rose Quartz	SiO₂
O	ⓘ Cassiterite	SnO₂
O	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
O	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
O	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
O	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
O	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
O	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Corundum	Al₂O₃
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Quartz var. Smoky Quartz	SiO₂
O	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
F	Fluorine
F	ⓘ Topaz	Al₂(SiO₄)(F,OH)₂
F	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Na	Sodium
Na	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Mg	Magnesium
Mg	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Mg	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Mg	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Mg	ⓘ Magnesiochromite	MgCr₂O₄
Mg	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Mg	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Mg	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
Mg	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
Al	Aluminium
Al	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Al	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Al	ⓘ Chrysoberyl	BeAl₂O₄
Al	ⓘ Andalusite	Al₂(SiO₄)O
Al	ⓘ Spessartine	Mn₃²⁺Al₂(SiO₄)₃
Al	ⓘ Corundum var. Sapphire	Al₂O₃
Al	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
Al	ⓘ Topaz	Al₂(SiO₄)(F,OH)₂
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Al	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
Al	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Al	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Corundum	Al₂O₃
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	Silicon
Si	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Si	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Si	ⓘ Rhodonite	CaMn₃Mn[Si₅O₁₅]
Si	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Si	ⓘ Tephroite	Mn₂²⁺SiO₄
Si	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Si	ⓘ Andalusite	Al₂(SiO₄)O
Si	ⓘ Spessartine	Mn₃²⁺Al₂(SiO₄)₃
Si	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
Si	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
Si	ⓘ Topaz	Al₂(SiO₄)(F,OH)₂
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Quartz var. Rose Quartz	SiO₂
Si	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Si	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Si	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
Si	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Si	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Quartz var. Smoky Quartz	SiO₂
Si	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
S	Sulfur
S	ⓘ Pyrite	FeS₂
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
S	ⓘ Galena	PbS
S	ⓘ Covellite	CuS
S	ⓘ Sphalerite	ZnS
S	ⓘ Chalcocite	Cu₂S
S	ⓘ Bornite	Cu₅FeS₄
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Baryte	BaSO₄
S	ⓘ Bournonite	PbCuSbS₃
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Marcasite	FeS₂
Cl	Chlorine
Cl	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
K	Potassium
K	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
K	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Ca	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Ca	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Ca	ⓘ Rhodonite	CaMn₃Mn[Si₅O₁₅]
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Ca	ⓘ Axinite-(Mg)	Ca₂MgAl₂BSi₄O₁₅OH
Ca	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
Ti	Titanium
Ti	ⓘ Rutile	TiO₂
Ti	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Cr	Chromium
Cr	ⓘ Magnesiochromite	MgCr₂O₄
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Mn	Manganese
Mn	ⓘ Rhodonite	CaMn₃Mn[Si₅O₁₅]
Mn	ⓘ Pyrolusite	Mn⁴⁺O₂
Mn	ⓘ Tephroite	Mn₂²⁺SiO₄
Mn	ⓘ Spessartine	Mn₃²⁺Al₂(SiO₄)₃
Mn	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
Fe	Iron
Fe	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Fe	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Bornite	Cu₅FeS₄
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Iron-Platinum alloy	(Pt,Fe)
Fe	ⓘ Iron var. Kamacite	(Fe,Ni)
Fe	ⓘ Taenite	(Fe,Ni)
Fe	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Fe	ⓘ Glauconite	K_0.6-0 · 85(Fe³⁺,Mg,Al)₂(Si,Al)₄O₁₀](OH)₂
Fe	ⓘ Magnetite var. Lodestone	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Iron	Fe
Fe	ⓘ Inesite	Ca₂(Mn,Fe)₇Si₁₀O₂₈(OH)₂ · 5H₂O
Ni	Nickel
Ni	ⓘ Iron var. Kamacite	(Fe,Ni)
Ni	ⓘ Taenite	(Fe,Ni)
Cu	Copper
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Cu	ⓘ Covellite	CuS
Cu	ⓘ Chalcocite	Cu₂S
Cu	ⓘ Bornite	Cu₅FeS₄
Cu	ⓘ Bournonite	PbCuSbS₃
Cu	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)
Ru	Ruthenium
Ru	ⓘ Osmium	(Os,Ir,Ru)
Ag	Silver
Ag	ⓘ Silver	Ag
Sn	Tin
Sn	ⓘ Cassiterite	SnO₂
Sb	Antimony
Sb	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Sb	ⓘ Antimony	Sb
Sb	ⓘ Bournonite	PbCuSbS₃
Te	Tellurium
Te	ⓘ Tellurium	Te
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Os	Osmium
Os	ⓘ Osmium var. Iridosmine	(Os,Ir)
Os	ⓘ Osmium	(Os,Ir,Ru)
Ir	Iridium
Ir	ⓘ Osmium var. Iridosmine	(Os,Ir)
Ir	ⓘ Osmium	(Os,Ir,Ru)
Pt	Platinum
Pt	ⓘ Platinum	Pt
Pt	ⓘ Iron-Platinum alloy	(Pt,Fe)
Au	Gold
Au	ⓘ Gold	Au
Pb	Lead
Pb	ⓘ Galena	PbS
Pb	ⓘ Bournonite	PbCuSbS₃

Fossils

There are 28 fossil localities from the PaleoBioDB database within this region.

BETA TEST - These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

176

Youngest Fossil Listed

2.59 Ma (Pleistocene)

Oldest Fossil Listed

299 Ma (Permian)

Stratigraphic Units

Click here to view 10 stratigraphic units.

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Lytvophyllum genus	Animalia : Cnidaria : Anthozoa : Petalaxidae : *Lytvophyllum*	298.9 - 290.1 Ma Paleozoic
Tschussovskenia genus	Animalia : Cnidaria : Anthozoa : Lithostrotionidae : *Tschussovskenia*	298.9 - 290.1 Ma Paleozoic
Scleractinia order	Animalia : Cnidaria : Anthozoa : Scleractinia	83.6 - 72.1 Ma Late/Upper Cretaceous
Scaphopoda class	Animalia : Mollusca : Scaphopoda	83.6 - 72.1 Ma Late/Upper Cretaceous
Gastropoda class	Animalia : Mollusca : Gastropoda	163.5 - 72.1 Ma Mesozoic
Perissitys genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Turbinellidae : *Perissitys*	86.3 - 70.6 Ma Late/Upper Cretaceous
Volutoderma genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Pholidotomidae : *Volutoderma*	83.6 - 70.6 Ma Late/Upper Cretaceous
Ammonoidea order	Animalia : Mollusca : Cephalopoda : Ammonoidea	83.6 - 72.1 Ma Late/Upper Cretaceous
Baculites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : *Baculites*	83.6 - 72.1 Ma Late/Upper Cretaceous
Bostrychoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : *Bostrychoceras*	86.3 - 72.1 Ma Late/Upper Cretaceous
Canadoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Pachydiscidae : *Canadoceras*	86.3 - 70.6 Ma Late/Upper Cretaceous
Gaudryceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Gaudryceratidae : *Gaudryceras*	83.6 - 72.1 Ma Late/Upper Cretaceous
Glyptoxoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : *Glyptoxoceras*	83.6 - 70.6 Ma Late/Upper Cretaceous
Hauericeras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Desmoceratidae : *Hauericeras*	86.3 - 83.6 Ma Late/Upper Cretaceous
Hyphantoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Nostoceratidae : *Hyphantoceras*	86.3 - 83.6 Ma Late/Upper Cretaceous
Pachydiscus genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Pachydiscidae : *Pachydiscus*	83.6 - 72.1 Ma Late/Upper Cretaceous
Perisphinctes genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Perisphinctidae : *Perisphinctes*	163.5 - 152.1 Ma Jurassic
Polyptychoceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : *Polyptychoceras*	86.3 - 83.6 Ma Late/Upper Cretaceous
Scalarites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : *Scalarites*	86.3 - 83.6 Ma Late/Upper Cretaceous
Submortoniceras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Collignoniceratidae : *Submortoniceras*	83.6 - 72.1 Ma Late/Upper Cretaceous
Belemnites genus	Animalia : Mollusca : Cephalopoda : Belemnitida : *Belemnites*	163.5 - 152.1 Ma Jurassic
Bivalvia class	Animalia : Mollusca : Bivalvia	83.6 - 72.1 Ma Late/Upper Cretaceous
Glycymeris genus	Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : *Glycymeris*	83.6 - 72.1 Ma Late/Upper Cretaceous
Pinna genus	Animalia : Mollusca : Bivalvia : Ostreida : Pinnidae : *Pinna*	163.5 - 152.1 Ma Jurassic
Chlamys genus	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : *Chlamys*	163.5 - 152.1 Ma Jurassic
Inoceramus genus	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : *Inoceramus*	86.3 - 70.6 Ma Late/Upper Cretaceous
Lima genus	Animalia : Mollusca : Bivalvia : Limida : Limidae : *Lima*	163.5 - 152.1 Ma Jurassic
Meleagrinella genus	Animalia : Mollusca : Bivalvia : Pectinida : Oxytomidae : *Meleagrinella*	163.5 - 152.1 Ma Jurassic
Ostrea genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Ostraea*	163.5 - 152.1 Ma Jurassic
Trigonia genus	Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : *Trigonia*	163.5 - 83.6 Ma Mesozoic
Trigonocallista genus	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : *Trigonocallista*	86.3 - 70.6 Ma Late/Upper Cretaceous
Asteroidea class	Animalia : Echinodermata : Asteroidea	83.6 - 72.1 Ma Late/Upper Cretaceous
Crinoidea class	Animalia : Echinodermata : Crinoidea	83.6 - 72.1 Ma Late/Upper Cretaceous
Chondrichthyes class	Animalia : Chordata : Chondrichthyes	83.6 - 72.1 Ma Late/Upper Cretaceous
Plesiosauria unranked clade	Animalia : Chordata : Reptilia : Sauropterygia : Plesiosauria	83.6 - 72.1 Ma Late/Upper Cretaceous
Ichthyornis genus	Animalia : Chordata : Aves : Ichthyornithidae : *Ichthyornis*	83.6 - 72.1 Ma Late/Upper Cretaceous
Mammalia class	Animalia : Chordata : Mammalia	83.6 - 72.1 Ma Late/Upper Cretaceous
Chelonioidea superfamily	Animalia : Chordata : Reptilia : Testudines : Chelonioidea	83.5 - 70.6 Ma Late/Upper Cretaceous
Dermochelyidae family	Animalia : Chordata : Reptilia : Testudines : Dermochelyidae	83.5 - 70.6 Ma Late/Upper Cretaceous
Cheloniidae family	Animalia : Chordata : Reptilia : Testudines : Cheloniidae	83.6 - 70.6 Ma Late/Upper Cretaceous
Mosasauridae family	Animalia : Chordata : Reptilia : Squamata : Mosasauridae	83.6 - 72.1 Ma Late/Upper Cretaceous
Neognathae unranked clade	Animalia : Chordata : Aves : Neognathae	83.6 - 72.1 Ma Late/Upper Cretaceous
Pteranodontidae family	Animalia : Chordata : Reptilia : Pterosauria : Pteranodontidae	83.6 - 72.1 Ma Late/Upper Cretaceous
Rhectomyax undulatus species	*Rhectomyax undulatus*	83.5 - 70.6 Ma Late/Upper Cretaceous
Testudines order	Animalia : Chordata : Reptilia : Testudines	83.5 - 70.6 Ma Late/Upper Cretaceous
Gyrodes (Sohlella) banites species	Animalia : Mollusca : Gastropoda : Naticidae : Gyrodes : *Gyrodes (Sohlella) banites*	86.3 - 83.6 Ma Late/Upper Cretaceous
Gyrodes (Sohlella) quercus species	Animalia : Mollusca : Gastropoda : Naticidae : Gyrodes : *Gyrodes (Sohlella) quercus*	86.3 - 83.6 Ma Late/Upper Cretaceous
Gyrodes (Sohlella) canadensis species	Animalia : Mollusca : Gastropoda : Naticidae : Gyrodes : *Gyrodes (Sohlella) canadensis*	83.5 - 70.6 Ma Late/Upper Cretaceous
Modiolus genus	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : *Modiolus*	163.5 - 152.1 Ma Jurassic
Mediaster hayi species	Animalia : Echinodermata : Asteroidea : Valvatida : Goniasteridae : Mediaster : *Mediaster hayi*	83.6 - 72.1 Ma Late/Upper Cretaceous
Tegula jeanae species	Animalia : Mollusca : Gastropoda : Trochida : Tegulidae : Tegula : *Tegula jeanae*	83.6 - 72.1 Ma Late/Upper Cretaceous
Nerita orovillensis species	Animalia : Mollusca : Gastropoda : Cycloneritida : Neritidae : Nerita : *Nerita orovillensis*	83.6 - 72.1 Ma Late/Upper Cretaceous
Bullamirifica elegans species	Animalia : Mollusca : Gastropoda : Cerithiidae : Bullamirifica : *Bullamirifica elegans*	83.6 - 72.1 Ma Late/Upper Cretaceous
Paxitropis dicriota species	Animalia : Mollusca : Gastropoda : Littorinimorpha : Capulidae : Paxitropis : *Paxitropis dicriota*	83.6 - 72.1 Ma Late/Upper Cretaceous
Zelandites genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Gaudryceratidae : *Zelandites*	83.5 - 70.6 Ma Late/Upper Cretaceous
Acila (Truncacila) demessa species	Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Acila : *Acila (Truncacila) demessa*	83.6 - 70.6 Ma Late/Upper Cretaceous
Pegaster stichos species	Animalia : Echinodermata : Asteroidea : Forcipulatida : Stichasteridae : Pegaster : *Pegaster stichos*	83.6 - 72.1 Ma Late/Upper Cretaceous
Baculites capensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : *Baculites capensis*	86.3 - 83.6 Ma Late/Upper Cretaceous
Hypophylloceras (Neophylloceras) ramosum species	Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Neophylloceras : *Hypophylloceras (Neophylloceras) ramosum*	83.6 - 72.1 Ma Late/Upper Cretaceous
Willimactra (Willimactra) popenoei species	Animalia : Mollusca : Bivalvia : Veneroidei : Mactridae : Willimactra : *Willimactra (Willimactra) popenoei*	86.3 - 70.6 Ma Late/Upper Cretaceous
Willimactra (Petromactra) truncata species	Animalia : Mollusca : Bivalvia : Veneroidei : Mactridae : Willimactra : *Willimactra (Petromactra) truncata*	83.6 - 70.6 Ma Late/Upper Cretaceous
Meekia (Mygallia) bella species	Animalia : Mollusca : Bivalvia : Cardiida : Tancrediidae : Meekia : *Meekia (Mygallia) bella*	83.5 - 70.6 Ma Late/Upper Cretaceous
Biplica heteroplicata species	Animalia : Mollusca : Gastropoda : Cephalaspidea : Ringiculidae : Biplica : *Biplica heteroplicata*	86.3 - 83.6 Ma Late/Upper Cretaceous
Biplica obliqua species	Animalia : Mollusca : Gastropoda : Architectibranchia : Ringiculidae : Biplica : *Biplica obliqua*	86.3 - 70.6 Ma Late/Upper Cretaceous
Baculites yokoyamai species	Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Baculites : *Baculites yokoyamai*	86.3 - 83.6 Ma Late/Upper Cretaceous
Hauericeras (Gardeniceras) subgenus	Animalia : Mollusca : Cephalopoda : Ammonitida : Desmoceratidae : Hauericeras : *Hauericeras (Gardeniceras)*	86.3 - 83.6 Ma Late/Upper Cretaceous
Canadoceras newberryanum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Pachydiscidae : Canadoceras : *Canadoceras newberryanum*	83.6 - 72.1 Ma Late/Upper Cretaceous
Fomichevella major species	Animalia : Cnidaria : Anthozoa : Stauriida : Kleopatrinidae : Fomichevella : *Fomichevella major*	298.9 - 290.1 Ma Paleozoic
Petalaxis occidentalis species	Animalia : Cnidaria : Anthozoa : Stauriida : Petalaxidae : Petalaxis : *Petalaxis occidentalis*	298.9 - 290.1 Ma Paleozoic
Submortoniceras chicoense species	Animalia : Mollusca : Cephalopoda : Ammonitida : Collignoniceratidae : Submortoniceras : *Submortoniceras chicoense*	83.6 - 70.6 Ma Late/Upper Cretaceous
Callianassa stimpsoni species	Animalia : Arthropoda : Malacostraca : Decapoda : Callianassidae : Callianassa : *Callianassa stimpsoni*	100.5 - 66 Ma Late/Upper Cretaceous
Anchura falciformis species	Animalia : Mollusca : Gastropoda : Aporrhaidae : Anchura : *Anchura falciformis*	86.3 - 70.6 Ma Late/Upper Cretaceous
Pentzia hilgardi species	Animalia : Mollusca : Gastropoda : Neogastropoda : Melongenidae : Pentzia : *Pentzia hilgardi*	83.6 - 72.1 Ma Late/Upper Cretaceous
Lytoceras (Gaudryceras) denmanense species	Animalia : Mollusca : Cephalopoda : Ammonitida : Gaudryceratidae : Gaudryceras : *Lytoceras (Gaudryceras) denmanense*	86.3 - 83.6 Ma Late/Upper Cretaceous
Hauericeras mickeyi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Desmoceratidae : Hauericeras : *Hauericeras mickeyi*	83.5 - 70.6 Ma Late/Upper Cretaceous
Parapachydiscus bidwelli species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Pachydiscidae : Pachydiscus : *Parapachydiscus bidwelli*	83.5 - 70.6 Ma Late/Upper Cretaceous
Mortoniceras (Submortoniceras) randalli species	Animalia : Mollusca : Cephalopoda : Ammonitida : Collignoniceratidae : Submortoniceras : *Mortoniceras (Submortoniceras) randalli*	83.5 - 70.6 Ma Late/Upper Cretaceous
Mortoniceras (Submortoniceras) buttense species	Animalia : Mollusca : Cephalopoda : Ammonitida : Collignoniceratidae : Submortoniceras : *Mortoniceras (Submortoniceras) buttense*	83.6 - 70.6 Ma Late/Upper Cretaceous
Mortoniceras (Submortoniceras) pentzanum species	Animalia : Mollusca : Cephalopoda : Ammonitida : Collignoniceratidae : Submortoniceras : *Mortoniceras (Submortoniceras) pentzanum*	83.5 - 70.6 Ma Late/Upper Cretaceous
Mortoniceras (Submortoniceras) gabbi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Collignoniceratidae : Submortoniceras : *Mortoniceras (Submortoniceras) gabbi*	86.3 - 70.6 Ma Late/Upper Cretaceous
Butticeras genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Brancoceratidae : *Butticeras*	86.3 - 83.6 Ma Late/Upper Cretaceous
Butticeras buttense species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Brancoceratidae : Butticeras : *Butticeras buttense*	83.5 - 70.6 Ma Late/Upper Cretaceous
Butticeras studleyi species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Brancoceratidae : Butticeras : *Butticeras studleyi*	86.3 - 70.6 Ma Late/Upper Cretaceous
Buchia concentrica species	Animalia : Mollusca : Bivalvia : Pectinida : Buchiidae : Buchia : *Buchia concentrica*	163.5 - 152.1 Ma Jurassic
Palaeocypraea wilfredi species	Animalia : Mollusca : Gastropoda : Cypraeidae : Palaeocypraea : *Palaeocypraea wilfredi*	83.5 - 70.6 Ma Late/Upper Cretaceous
Bernaya (Bernaya) jeanae species	Animalia : Mollusca : Gastropoda : Cypraeidae : Bernaya : *Bernaya (Bernaya) jeanae*	83.5 - 70.6 Ma Late/Upper Cretaceous
Anchura callosa species	Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Anchura : *Anchura callosa*	85.8 - 70.6 Ma Late/Upper Cretaceous
Scaphander costatus species	Animalia : Mollusca : Gastropoda : Cephalaspidea : Cylichnidae : Scaphander : *Scaphander costatus*	83.6 - 72.1 Ma Late/Upper Cretaceous
Popenoella hemphilli species	Animalia : Mollusca : Bivalvia : Trigoniida : Steinmanellidae : Popenoella : *Popenoella hemphilli*	83.5 - 70.6 Ma Late/Upper Cretaceous
Tenea inflata species	Animalia : Mollusca : Bivalvia : Veneroidei : Arcticidae : Tenea : *Tenea inflata*	83.5 - 70.6 Ma Late/Upper Cretaceous
Cymbophora gabbiana species	Animalia : Mollusca : Bivalvia : Veneroidei : Mactridae : Cymbophora : *Cymbophora gabbiana*	86.3 - 83.6 Ma Late/Upper Cretaceous
Crassatellites tuscana species	Animalia : Mollusca : Bivalvia : Carditida : Crassatellidae : Crassatella : *Crassatellites tuscana*	83.6 - 72.1 Ma Late/Upper Cretaceous
Cucullaea youngi species	Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : Cucullaea : *Cucullaea youngi*	83.5 - 70.6 Ma Late/Upper Cretaceous
Trigonia evansana species	Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Trigonia : *Trigonia evansana*	86.3 - 72.1 Ma Late/Upper Cretaceous
Baculites chicoensis species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : *Baculites chicoensis*	83.6 - 70.6 Ma Late/Upper Cretaceous
Califostoma turris species	Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : Califostoma : *Califostoma turris*	5.333 - 2.588 Ma Cenozoic
Glycymeris pentzana species	Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : Glycymeris : *Glycymeris pentzana*	83.6 - 72.1 Ma Late/Upper Cretaceous
Inoceramus chicoensis species	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : *Inoceramus chicoensis*	83.5 - 70.6 Ma Late/Upper Cretaceous
Inoceramus turgidus species	Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : *Inoceramus turgidus*	86.3 - 83.6 Ma Late/Upper Cretaceous
Cymbophora buttensis species	Animalia : Mollusca : Bivalvia : Veneroidei : Mactridae : Cymbophora : *Cymbophora buttensis*	83.6 - 72.1 Ma Late/Upper Cretaceous
Baculites buttensis species	Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Baculites : *Baculites buttensis*	83.5 - 70.6 Ma Late/Upper Cretaceous
Oxybeloceras taffi species	Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Oxybeloceras : *Oxybeloceras taffi*	83.5 - 70.6 Ma Late/Upper Cretaceous
Diozoptyxis ursana species	Animalia : Mollusca : Gastropoda : Sorbeoconcha : Campanilidae : Diozoptyxis : *Diozoptyxis ursana*	86.3 - 83.6 Ma Late/Upper Cretaceous
Volutoderma querna species	Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Volutoderma : *Volutoderma querna*	86.3 - 83.6 Ma Late/Upper Cretaceous

Fossil Localities

Click to show 28 fossil localities

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)

Miner, J.A. (1890), Butte County, California: California Mining Bureau. (Report 10): 10: 124-146.

Preston, E. B. (1893), Amador, Butte, Calaveras, El Dorado, Lassen, Monterey, Plumas, San Benito, Sierra, Tuolumne Counties, also Salton Lake: California Mining Bureau. (Report 11): 11: 139-178, 200-209, 241-242, 259-262, 323-333, 370-373, 387-393, 400-419, 493-513.

Turner, Henry Ward (1898b), Notes on rocks and minerals from California: American Journal of Science, 4th. Series: 5: 421-428.

Aubury, Lewis E. (1903), Register of Mines and Minerals, Butte County: California State Mining Bureau, No. 17: 8-9.

Waring, Clarence A. (1915), Butte County: California Journal of Mines and Geology (Report 15): 15: 220.

Hubbard, J.D. (1916), The quartz veins of Butte County, California: Engineering & Mining Journal: 102: 352-353.

Waring, Clarence A. (1919), Butte, Placer, Sacramento, Yuba Counties: California Bureau of Mines (Report 15): 15: 181-225, 309-459.

Logan, Clarence August (1928), Tuolumne County, Butte County: California Mining Bureau. (Report 24): 24: 3-53, 173-210.

Logan, Clarence August (1930), Mines and Mineral Resources of Butte County, California: California Journal of Mines and Geology, California Mining Bureau (Report 26): 26(4): 378.

Eric, J.H. (1948) Zinc-copper deposits of the Big Bend mine, Butte County, California. California Division Mines Bulletin 144: 31-42.

O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology (Report 45): 45: 417-454.

Rynearson, Garn Arthur (1953), Geological investigations of chromite in California: Chromite deposits in the northern Sierra Nevada, California. California Division of Mines and Geology Bulletin 134, part 3 chapter 5: 171-321.

Creely, R.S. (1965), Geology of the Oroville quadrangle: California Division Mines & Geology Bulletin 184, 86 pp.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 160, 282, 360.

Hietanen, Anna (1973), Geology of the Pulga and Bucks Lake quadrangles, Butte and Plumas counties, California. USGS Professional Paper 731, 66 pp.

Saucedo, G.J. and Wagner, D.L. (1992), Geologic map of the Chico Quadrangle, California: California Department of Conservation, Division of Mines and Geology Regional Geologic Map Series, Map No. 7A, scale 1:250,000.

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Wikidata ID:	Q156181

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