Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 83.

ⓘ Arsenopyrite

Formula: FeAsS

Localities:

McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA
Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ 'Asbestos'

Locality: Monticello Asbestos Mine, Spanish Flat, Napa County, California, USA

ⓘ Baryte

Formula: BaSO₄

Localities:

McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Bella Oak Mine (Belle Oak Mine; Oakville Mine; Bella Union Mine), Oakville, Oakville Mining District, Napa County, California, USA

ⓘ Botryogen

Formula: MgFe³⁺(SO₄)₂(OH) · 7H₂O

Localities:

Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA
Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

References:

Van Nostrand Reinholt Press: 275.

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Buddingtonite

Formula: (NH₄)(AlSi₃O₈)

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Calcite

Formula: CaCO₃

Localities:

McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Granada Mine (Switzer Mine; Toyon Mine), Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Oat Hill Extension Mine (Anderson Mine), Aetna Springs, East Mayacmas Mining District, Napa County, California, USA

ⓘ Calomel

Formula: [Hg₂]²⁺Cl₂

Localities:

Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Oat Hill Mines, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA

Colour: White

Description: Coatings on metacinnabar.

References:

Van Nostrand Reinholt Press: 197.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 119

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Chalcocite

Formula: Cu₂S

Locality: Jumper Mines, Napa County, California, USA

ⓘ Chlorargyrite

Formula: AgCl

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

ⓘ 'Chlorite Group'

Locality: Berryessa Valley, Napa County, California, USA

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Localities: Reported from at least 38 localities in this region.

References:

Dana 6: 1096.

ⓘ Chrysotile

Formula: Mg₃(Si₂O₅)(OH)₄

Localities:

Tabor Mining Co. Quarry (Kohler & Chase Quarry), Spanish Flat, Napa County, California, USA
Steel Canyon, Spanish Flat, Napa County, California, USA

Description: Mined commercially.

References:

Van Nostrand Reinholt Press: 423.

Davis, Fenelon Francis (1948), Mines and mineral resources of Napa County, California: California Division Mines Report 44: 159-188

Wiebelt, F.J. and Smith M.C. (1959) A reconnaissance of asbestos deposits of the serpentine belt of northern California. U.S. Bureau of Mines Report of Investigation 7860, 52 pp.: 17

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Cinnabar

Formula: HgS

Localities: Reported from at least 29 localities in this region.

Description: Discontinuous veins and irregular masses in or near black silica-carbonate rock. Occurrence includes pseudomorphs after baryte.

References:

Van Nostrand Reinholt Press: 118, 273.

USBM IC8252

Durand, F.E. (1873), Note on crystals of quartz of a red color by the interposition of cinnabar: California Academy of Science Proceedings: 4: 211

Emmons and Becker (1885) Statistics and Technology of the precious Metals. Census reports Tenth census. June 1, 1880, Volume 13 By United States. Census office. 10th census, 1880, United States. Census Office

Rogers, Austin Flint (1931b), Castanite, a basic ferric sulphate from Knoxville, California: American Mineralogist: 16: 397

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ 'Clay minerals'

Localities:

Unnamed Limestone-Clay occurrence [1], American Canyon (Napa Junction), Napa County, California, USA
Clark and March Kaolin Mine, Calistoga, Napa County, California, USA

References:

Weaver, C.E. (1949), Geology and Mineral Deposits of an Area North of San Francisco Bay, California: California Division of Mines Bulletin 149: 88

USGS MRDS database (2005), loc. file ID #10189017.

ⓘ Copiapite

Formula: Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂ · 20H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Copper

Formula: Cu

Localities:

West of Monticello, Monticello, Napa County, California, USA
Unspecified Cu occurrence [1], St. Helena, Napa County, California, USA

References:

Bradley, W.W. (1939), Thirty-fifth report of the State Mineralogist: California Division Mines Report 35: 207

Murdoch, Joseph, Webb, Robert W. (1966) Minerals of California, Centennial Volume (1866-1966) - California Division Mines and Geology, Bulletin 189. p.1-559.

ⓘ Coquimbite

Formula: AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O

Localities:

Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

Colour: Yellowish green

Description: Occurs as large masses of granular material.

References:

with chemical analyses by W.T. Schaller: University of California, Department of Geological Science Bulletin: 2: 322

Van Nostrand Reinholt Press: 273

www.mineralsocal.org

Eakle, Arthur Starr (1901), Mineralogical notes

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Covellite

Formula: CuS

Locality: Jumper Mines, Napa County, California, USA

ⓘ Crednerite

Formula: CuMnO₂

Localities:

Calistoga, Napa County, California, USA
Unspecified Cu-Mn occurrence [1], Calistoga, Napa County, California, USA

References:

Dana 7:722

ⓘ Cristobalite

Formula: SiO₂

Locality: Valley Mine (Lidell Mine), Pope Valley, East Mayacmas Mining District, Napa County, California, USA

Description: Occurs as a replacement of serpentine; "beta" material.

ⓘ Cuprite

Formula: Cu₂O

Locality: Unspecified Cu occurrence [1], St. Helena, Napa County, California, USA

ⓘ 'Deweylite'

Formula: Mg₄Si₃O₁₀ · 6H₂O ?

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

ⓘ Dolomite

Formula: CaMg(CO₃)₂

Localities:

Borges Quarry, Lombard, Napa County, California, USA
Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

References:

Dunning, G.E. & Cooper, J.F. (2002): Pseudomorphic melanophlogites from California. Mineralogical Record 33: 237-242

ⓘ Epsomite

Formula: MgSO₄ · 7H₂O

Localities:

Colour: White

Description: Long fibers to 1 foot (0.3 meter) long in old mine tunnels.

References:

Dana 6: 1096

Van Nostrand Reinholt Press: 266.

Friedrich, James J. (1888), Stalactitic melanterite and other minerals from California: New York Academy of Science Transactions: 8: 22

Becker, George F. (1888b), Geology of the quicksilver deposits of the Pacific slope: USGS Monograph 13, atlas: 389

Eakle, Arthur Starr (1903a), Palacheite: University of California, Department of Geological Science Bulletin: 3: 231-236

Kramm, H.E. (1910), Serpentines of the central Coast Ranges of California: American Philosophical Society Proceedings: 49: 345

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Erythrite

Formula: Co₃(AsO₄)₂ · 8H₂O

Locality: Berryessa Valley, Napa County, California, USA

Description: Occurs in thin seams.

ⓘ 'Fayalite-Forsterite Series'

Localities:

Antone Nichelini Mine (Nichelini Mine), Spanish Flat, Napa County, California, USA
Grey claim (Grey Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Moore Mine (Marshall and Vanderbilt claims), Knoxville, Knoxville Mining District, Napa County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Fibroferrite

Formula: Fe³⁺(SO₄)(OH) · 5H₂O

Localities:

Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Calistoga, Napa County, California, USA

Description: Also occurs with additional, unspecified sulphates.

References:

Van Nostrand Reinholt Press: 273.

Rogers, Austin Flint (1931b), Castanite, a basic ferric sulphate from Knoxville, California: American Mineralogist: 16: 397

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Galena

Formula: PbS

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

Description: A minor mineral here.

ⓘ 'Garnet Group'

Formula: X₃Z₂(SiO₄)₃

Locality: Capell Creek, Lake Berryessa area, Napa County, California, USA

ⓘ Gold

Formula: Au

Localities:

Description: Dendritic.

References:

Sherlock, R.L. and Lehrman, N.J. (1995), Occurrences of dendritic gold at the McLaughlin Mine. Mineralium Deposita: 30 (3-4): 323-327.

ⓘ Gold var. Electrum

Formula: (Au,Ag)

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

Description: Occurs as good crystals.

ⓘ Hematite

Formula: Fe₂O₃

Locality: Stirling deposit, St. Helena, Napa County, California, USA

ⓘ Hohmannite

Formula: Fe³⁺₂(SO₄)₂O · 8H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Description: Occurs in brecciated opalite.

ⓘ Hydromagnesite

Formula: Mg₅(CO₃)₄(OH)₂ · 4H₂O

Locality: Phillips Springs, Napa County, California, USA

Description: Occurs mixed with quartz.

ⓘ Idrialite

Formula: C₂₂H₁₄

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Jamesonite

Formula: Pb₄FeSb₆S₁₄

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Description: Occurs as delicate capillary crystals "feather ore" associated with cinnabar.

ⓘ 'Jasper'

Locality: Moore Creek prospect (Manganese Ridge prospect), Manganese Ridge, Angwin, Napa County, California, USA

Colour: Red

ⓘ Kalinite

Formula: KAl(SO₄)₂ · 11H₂O

Locality: Howell Mountain, Angwin, Napa County, California, USA

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

Localities:

Ivanhoe Mine (Mount St. Helena Mine; Patten Mine), Calistoga Hot Springs, Napa County, California, USA
McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Oat Hill Extension Mine (Anderson Mine), Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Oat Hill Mines, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA

References:

USGS MRDS database (2005), loc. file ID #10040792.

ⓘ 'K Feldspar'

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ 'K Feldspar var. Adularia'

Formula: KAlSi₃O₈

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Kornelite

Formula: Fe₂(SO₄)₃ · 7H₂O

References:

Hasenmueller, E. A., & Bish, D. L. (2005, March). The hydration and dehydration of hydrous ferric iron sulfates. In 36th Annual Lunar and Planetary Science Conference (Vol. 36).

ⓘ 'Limonite'

Locality: Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

ⓘ Magnesiochromite

Formula: MgCr₂O₄

Locality: White Angel Mine, Pope Valley, East Mayacmas Mining District, Napa County, California, USA

ⓘ Magnesiocopiapite

Formula: MgFe³⁺₄(SO₄)₆(OH)₂ · 20H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Magnesiocopiapite var. Knoxvillite

Formula: MgFe³⁺₄(SO₄)₆(OH)₂ · 20H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Magnesite

Formula: MgCO₃

Localities: Reported from at least 10 localities in this region.

References:

Dana 6: 1096.

ⓘ 'Manganese Oxides'

Localities:

Moore Creek prospect (Manganese Ridge prospect), Manganese Ridge, Angwin, Napa County, California, USA
Rice & Jacobson (Ries and Jacobsen), Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Cavagnaro prospect, Calistoga Hot Springs, Napa County, California, USA

References:

USGS MRDS database (2005), loc. file ID #10031636.

ⓘ Marcasite

Formula: FeS₂

Localities:

Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA
Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

References:

Dana 6: 63

Van Nostrand Reinholt Press: 74.

Ransome, Alfred Leslie & J.L. Kellogg (1939), Quicksilver resources of California: California Journal of Mines and Geology, California Division Mines (Report 35): 35: 410

Averitt, Paul (1945), Quicksilver deposits of the Knoxville district, Napa, Yolo, and Lake Counties, California: California Journal of Mines & Geology, California Division Mines (Report 42): 42: 88

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Melanophlogite

Formula: 46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)

Locality: Borges Quarry, Lombard, Napa County, California, USA

Description: As pseudomorphs: quartz (chalcedony) pseudomorphs after melanophlogite crystals

ⓘ Melanterite

Formula: Fe²⁺(H₂O)₆SO₄ · H₂O

Localities:

Colour: Pale green

Description: Occurs as long stalactites - abundant.

References:

Van Nostrand Reinholt Press: 271

www.mineralsocal.org

Kramm, H.E. (1910), Serpentines of the central Coast Ranges of California: American Philosophical Society Proceedings: 49: 345

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Mendozite

Formula: NaAl(SO₄)₂ · 11H₂O

Locality: Pritchard Ranch, Yountville, Napa County, California, USA

ⓘ Mercury

Formula: Hg

Localities: Reported from at least 8 localities in this region.

References:

Dana 6:23.

ⓘ Metacinnabar (TL)

Formula: HgS

Localities:

Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Oat Hill Mines, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Aetna Mine, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

Type Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Description: Occurs in large amounts in the upper part of the mine.

References:

Van Nostrand Reinholt Press: 118.

USBM IC8252

Durand, F.E. (1873), Notes on the crystallization of metacinnabarite: California Academy of Science Proceedings: 4: 219-220

Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 261

Ransome, Alfred Leslie & J.L. Kellogg (1939), Quicksilver resources of California: California Journal of Mines and Geology, California Division Mines (Report 35): 35: 410

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 254-255, 262

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Miargyrite

Formula: AgSbS₂

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Millerite

Formula: NiS

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

References:

Becker, George F. (1888b), Geology of the quicksilver deposits of the Pacific slope: USGS Monograph 13, atlas: 389

Dana, Edward Salisbury (1892) A System of Mineralogy (6th ed.)

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 274, 276

ⓘ Mirabilite

Formula: Na₂SO₄ · 10H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Montmorillonite

Formula: (Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Montroydite

Formula: HgO

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Morenosite

Formula: NiSO₄ · 7H₂O

Locality: Phoenix Mine (Phoenix Cinnabar Mine), Pope Valley, East Mayacmas Mining District, Napa County, California, USA

Description: Occurs as coatings on millerite.

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Muscovite var. Sericite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ 'Napalite'

Formula: C₃H₄

Localities:

Aetna Mine, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Silver Bar Mine, Napa County, California, USA

References:

Yates, Robert G. & Lowell S. Hilpert (1946), Quicksilver deposits of eastern Mayacmas district, Lake and Napa Counties, California: California Division of Mines Report 42: 254-268

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 276.

ⓘ Opal

Formula: SiO₂ · nH₂O

Localities: Reported from at least 11 localities in this region.

Description: Brightly-colored, hydrocarbon-rich material.

References:

Sherlock, R.L. and Lehrman, N.J. (1995), Occurrences of dendritic gold at the McLaughlin Mine. Mineralium Deposita: 30 (3-4): 323-327.

ⓘ Opal var. Lemon Opal

Formula: SiO₂ · nH₂O

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Opal var. Opaline

Formula: SiO₂ · nH₂O

References:

Clark, A. M. (1993) Hey's Mineral Index - Mineral Species, Varieties and Synonyms (3rd ed.) Natural History Museum, London.

ⓘ Opal var. Prase Opal

Formula: SiO₂ · nH₂O

Locality: Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Opal var. Precious Opal

Formula: SiO₂ · nH₂O

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Prehnite

Formula: Ca₂Al₂Si₃O₁₀(OH)₂

Locality: Capell Creek, Lake Berryessa area, Napa County, California, USA

ⓘ Proustite

Formula: Ag₃AsS₃

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

ⓘ 'Psilomelane'

Localities:

Powers prospect, Spanish Flat, Napa County, California, USA
Mount Saint Helena, Robert Louis Stevenson State Park, The Palisades [range], Calistoga, Napa County, California, USA
Oakville Mining District, Napa County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ 'Pumpellyite Subgroup'

Formula: Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A

Locality: Capell Creek, Lake Berryessa area, Napa County, California, USA

ⓘ Pyrargyrite

Formula: Ag₃SbS₃

Localities:

McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Elephant vein, Calistoga, Napa County, California, USA
Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

ⓘ Pyrite

Formula: FeS₂

Localities: Reported from at least 10 localities in this region.

References:

Dana 6: 1095-1096.

ⓘ Pyrolusite

Formula: Mn⁴⁺O₂

Localities:

McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Description: Occurs as radiating concentric masses with cinnabar.

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 304.

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 12 localities in this region.

References:

Dana 6:23.

ⓘ Quartz var. Chalcedony

Formula: SiO₂

Localities:

Borges Quarry, Lombard, Napa County, California, USA
McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA
Bella Oak Mine (Belle Oak Mine; Oakville Mine; Bella Union Mine), Oakville, Oakville Mining District, Napa County, California, USA
La Joya Mine, Oakville, Oakville Mining District, Napa County, California, USA

References:

Dunning, G.E. & Cooper, J.F. (2002): Pseudomorphic melanophlogites from California. Mineralogical Record 33: 237-242

ⓘ Quartz var. Myrickite

Formula: SiO₂

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Quartz var. Prase

Formula: SiO₂

Locality: Lone Pine Mine, Knoxville area, Napa County, California, USA

Description: Occurs as a 10 inch (25.5 cm) vein; gem quality.

ⓘ Redingtonite (TL)

Formula: (Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O

Type Locality:

Colour: Pale purple (lilac)

ⓘ Rhodochrosite

Formula: MnCO₃

Locality: Cavagnaro prospect, Calistoga Hot Springs, Napa County, California, USA

Description: Occurs as spherules.

ⓘ Römerite

Formula: Fe²⁺Fe³⁺₂(SO₄)₄ · 14H₂O

Locality: Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

Colour: Light brown

Description: Occurs as tiny crystals.

ⓘ Rozenite

Formula: FeSO₄ · 4H₂O

Locality: Corona Mines (Vallejo Mines), Twin Peaks, Calistoga, Napa County, California, USA

Colour: Pale blue-green

Description: Occurs as a coating on black chert and silicified shale fragments.

ⓘ Saponite

Formula: Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O

Locality: Twin Peaks Mine, Twin Peaks, Calistoga, Napa County, California, USA

ⓘ Senarmontite

Formula: Sb₂O₃

Locality: McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Habit: Octahedral

Description: Occurs as micro-octahedra in vugs and fissures of chert.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

Localities:

Oat Hill Mines, Aetna Springs, East Mayacmas Mining District, Napa County, California, USA
Berryessa Valley, Napa County, California, USA
Soda Valley, Spanish Flat, Napa County, California, USA

References:

Van Nostrand Reinholt Press.

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Siderite

Formula: FeCO₃

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

ⓘ Silver

Formula: Ag

Locality: Calistoga Mine (Silverado Mine; Palisade Mine; Palisades Mine; Grigsby Mine), The Palisades [range], Calistoga, Napa County, California, USA

ⓘ Skutterudite

Formula: CoAs₃

Locality: Berryessa Valley, Napa County, California, USA

Description: Occurs in thin seams.

ⓘ Stibnite

Formula: Sb₂S₃

Localities:

Description: Fibrous bands.

References:

Van Nostrand Reinholt Press: 130

www.mineralsocal.org

Bradley, W.W. (1918), Quicksilver resources of California, with a section on metallurgy and ore dressing: California Mining Bureau. Bulletin 78, 389 pp.: 86

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Sulphur

Formula: S₈

Localities:

References:

Rogers, Austin Flint (1931b), Castanite, a basic ferric sulphate from Knoxville, California: American Mineralogist: 16: 397

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 186.

ⓘ Tiemannite

Formula: HgSe

Locality: Great Western Mine, Calistoga, Napa County, California, USA

ⓘ Voltaite

Formula: K₂Fe²⁺₅Fe³⁺₃Al(SO₄)₁₂ · 18H₂O

Locality: Redington Mine (Boston Mine; Knoxville Mine; Excellsior Mine), Knoxville, Knoxville Mining District, Napa County, California, USA

Habit: Isometric

Colour: Black

ⓘ Wollastonite

Formula: Ca₃(Si₃O₉)

Locality: Unspecified Wollastonite occurrence (1), Hunting Creek Canyon, McCreary Lake, Napa County, California, USA

Gallery:

HgSⓘ Metacinnabar (TL)

Metacinnabar, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Metacinnabar, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Metacinnabar, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

SiO₂ · nH₂Oⓘ Opal var. Lemon Opal

Lemon Opal

McLaughlin Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Lemon Opal

McLaughlin Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Lemon Opal

McLaughlin Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂Oⓘ Redingtonite (TL)

Redingtonite, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Redingtonite, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

Redingtonite, etc.

Redington Mine, Knoxville, Knoxville Mining District, Napa County, California, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Gold	1.AA.05	Au
ⓘ	Silver	1.AA.05	Ag
ⓘ	Gold var. Electrum	1.AA.05	(Au,Ag)
ⓘ	Copper	1.AA.05	Cu
ⓘ	Mercury	1.AD.05	Hg
ⓘ	Sulphur	1.CC.05	S₈
Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcocite	2.BA.05	Cu₂S
ⓘ	Acanthite	2.BA.35	Ag₂S
ⓘ	Covellite	2.CA.05a	CuS
ⓘ	Tiemannite	2.CB.05a	HgSe
ⓘ	Metacinnabar (TL)	2.CB.05a	HgS
ⓘ	Millerite	2.CC.20	NiS
ⓘ	Galena	2.CD.10	PbS
ⓘ	Cinnabar	2.CD.15a	HgS
ⓘ	Stibnite	2.DB.05	Sb₂S₃
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
ⓘ	Arsenopyrite	2.EB.20	FeAsS
ⓘ	Skutterudite	2.EC.05	CoAs₃
ⓘ	Pyrargyrite	2.GA.05	Ag₃SbS₃
ⓘ	Proustite	2.GA.05	Ag₃AsS₃
ⓘ	Miargyrite	2.HA.10	AgSbS₂
ⓘ	Jamesonite	2.HB.15	Pb₄FeSb₆S₁₄
Group 3 - Halides
ⓘ	Chlorargyrite	3.AA.15	AgCl
ⓘ	Calomel	3.AA.30	[Hg₂]²⁺Cl₂
Group 4 - Oxides and Hydroxides
ⓘ	Cuprite	4.AA.10	Cu₂O
ⓘ	Crednerite	4.AB.05	CuMnO₂
ⓘ	Montroydite	4.AC.15	HgO
ⓘ	Magnesiochromite	4.BB.05	MgCr₂O₄
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Senarmontite	4.CB.50	Sb₂O₃
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	var. Prase	4.DA.05	SiO₂
ⓘ	var. Myrickite	4.DA.05	SiO₂
ⓘ	var. Chalcedony	4.DA.05	SiO₂
ⓘ	Opal var. Lemon Opal	4.DA.10	SiO₂ · nH₂O
ⓘ	var. Prase Opal	4.DA.10	SiO₂ · nH₂O
ⓘ	var. Opaline	4.DA.10	SiO₂ · nH₂O
ⓘ		4.DA.10	SiO₂ · nH₂O
ⓘ	var. Precious Opal	4.DA.10	SiO₂ · nH₂O
ⓘ	Cristobalite	4.DA.15	SiO₂
ⓘ	Melanophlogite	4.DA.25	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
ⓘ	Pyrolusite	4.DB.05	Mn⁴⁺O₂
Group 5 - Nitrates and Carbonates
ⓘ	Rhodochrosite	5.AB.05	MnCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Magnesite	5.AB.05	MgCO₃
ⓘ	Dolomite	5.AB.10	CaMg(CO₃)₂
ⓘ	Aragonite	5.AB.15	CaCO₃
ⓘ	Hydromagnesite	5.DA.05	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Ammonioalunite	7.BC.10	(NH₄)Al₃(SO₄)₂(OH)₆
ⓘ	Rozenite	7.CB.15	FeSO₄ · 4H₂O
ⓘ	Melanterite	7.CB.35	Fe²⁺(H₂O)₆SO₄ · H₂O
ⓘ	Morenosite	7.CB.40	NiSO₄ · 7H₂O
ⓘ	Epsomite	7.CB.40	MgSO₄ · 7H₂O
ⓘ	Alunogen	7.CB.45	Al₂(SO₄)₃ · 17H₂O
ⓘ	Coquimbite	7.CB.55	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
ⓘ	Kornelite	7.CB.60	Fe₂(SO₄)₃ · 7H₂O
ⓘ	Römerite	7.CB.75	Fe²⁺Fe³⁺₂(SO₄)₄ · 14H₂O
ⓘ	Redingtonite (TL)	7.CB.85	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
ⓘ	Mendozite	7.CC.15	NaAl(SO₄)₂ · 11H₂O
ⓘ	Kalinite	7.CC.15	KAl(SO₄)₂ · 11H₂O
ⓘ	Voltaite	7.CC.25	K₂Fe²⁺₅Fe³⁺₃Al(SO₄)₁₂ · 18H₂O
ⓘ	Mirabilite	7.CD.10	Na₂SO₄ · 10H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	Hohmannite	7.DB.30	Fe³⁺₂(SO₄)₂O · 8H₂O
ⓘ	Magnesiocopiapite	7.DB.35	MgFe³⁺₄(SO₄)₆(OH)₂ · 20H₂O
ⓘ	var. Knoxvillite	7.DB.35	MgFe³⁺₄(SO₄)₆(OH)₂ · 20H₂O
ⓘ	Copiapite	7.DB.35	Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂ · 20H₂O
ⓘ	Fibroferrite	7.DC.15	Fe³⁺(SO₄)(OH) · 5H₂O
ⓘ	Botryogen	7.DC.25	MgFe³⁺(SO₄)₂(OH) · 7H₂O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Erythrite	8.CE.40	Co₃(AsO₄)₂ · 8H₂O
Group 9 - Silicates
ⓘ	Chrysotile	9..	Mg₃(Si₂O₅)(OH)₄
ⓘ	Wollastonite	9.DG.05	Ca₃(Si₃O₉)
ⓘ	Prehnite	9.DP.20	Ca₂Al₂Si₃O₁₀(OH)₂
ⓘ	Muscovite var. Sericite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ		9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Saponite	9.EC.45	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Buddingtonite	9.FA.30	(NH₄)(AlSi₃O₈)
Group 10 - Organic Compounds
ⓘ	Idrialite	10.BA.20	C₂₂H₁₄
Unclassified
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄
ⓘ	'Garnet Group'	-	X₃Z₂(SiO₄)₃
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Manganese Oxides'	-
ⓘ	'K Feldspar'	-
ⓘ	'Chlorite Group'	-
ⓘ	'Aragotite'	-	(C,H)
ⓘ	'Pumpellyite Subgroup'	-	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
ⓘ	'Psilomelane'	-
ⓘ	'Asbestos'	-
ⓘ	'K Feldspar var. Adularia'	-	KAlSi₃O₈
ⓘ	'Limonite'	-
ⓘ	'Jasper'	-
ⓘ	'Deweylite'	-	Mg₄Si₃O₁₀ · 6H₂O ?
ⓘ	'Clay minerals'	-
ⓘ	'Napalite'	-	C₃H₄

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
H	ⓘ Ammonioalunite	(NH₄)Al₃(SO₄)₂(OH)₆
H	ⓘ Aragotite	(C,H)
H	ⓘ Botryogen	MgFe³⁺(SO₄)₂(OH) · 7H₂O
H	ⓘ Buddingtonite	(NH₄)(AlSi₃O₈)
H	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
H	ⓘ Copiapite	Fe²⁺Fe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
H	ⓘ Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
H	ⓘ Deweylite	Mg₄Si₃O₁₀ · 6H₂O ?
H	ⓘ Epsomite	MgSO₄ · 7H₂O
H	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
H	ⓘ Fibroferrite	Fe³⁺(SO₄)(OH) · 5H₂O
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Hohmannite	Fe₂³⁺(SO₄)₂O · 8H₂O
H	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
H	ⓘ Idrialite	C₂₂H₁₄
H	ⓘ Kalinite	KAl(SO₄)₂ · 11H₂O
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Kornelite	Fe₂(SO₄)₃ · 7H₂O
H	ⓘ Magnesiocopiapite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
H	ⓘ Melanophlogite	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
H	ⓘ Melanterite	Fe²⁺(H₂O)₆SO₄ · H₂O
H	ⓘ Mendozite	NaAl(SO₄)₂ · 11H₂O
H	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
H	ⓘ Morenosite	NiSO₄ · 7H₂O
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Opal	SiO₂ · nH₂O
H	ⓘ Opal var. Opaline	SiO₂ · nH₂O
H	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
H	ⓘ Pumpellyite Subgroup	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
H	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
H	ⓘ Römerite	Fe²⁺Fe₂³⁺(SO₄)₄ · 14H₂O
H	ⓘ Rozenite	FeSO₄ · 4H₂O
H	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
H	ⓘ Opal var. Precious Opal	SiO₂ · nH₂O
H	ⓘ Opal var. Prase Opal	SiO₂ · nH₂O
H	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Magnesiocopiapite var. Knoxvillite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
H	ⓘ Opal var. Lemon Opal	SiO₂ · nH₂O
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Napalite	C₃H₄
C	Carbon
C	ⓘ Aragonite	CaCO₃
C	ⓘ Aragotite	(C,H)
C	ⓘ Calcite	CaCO₃
C	ⓘ Dolomite	CaMg(CO₃)₂
C	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
C	ⓘ Idrialite	C₂₂H₁₄
C	ⓘ Magnesite	MgCO₃
C	ⓘ Melanophlogite	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
C	ⓘ Rhodochrosite	MnCO₃
C	ⓘ Siderite	FeCO₃
C	ⓘ Napalite	C₃H₄
N	Nitrogen
N	ⓘ Ammonioalunite	(NH₄)Al₃(SO₄)₂(OH)₆
N	ⓘ Buddingtonite	(NH₄)(AlSi₃O₈)
N	ⓘ Melanophlogite	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
O	Oxygen
O	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
O	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
O	ⓘ Ammonioalunite	(NH₄)Al₃(SO₄)₂(OH)₆
O	ⓘ Aragonite	CaCO₃
O	ⓘ Baryte	BaSO₄
O	ⓘ Botryogen	MgFe³⁺(SO₄)₂(OH) · 7H₂O
O	ⓘ Buddingtonite	(NH₄)(AlSi₃O₈)
O	ⓘ Calcite	CaCO₃
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Copiapite	Fe²⁺Fe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
O	ⓘ Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
O	ⓘ Crednerite	CuMnO₂
O	ⓘ Cristobalite	SiO₂
O	ⓘ Cuprite	Cu₂O
O	ⓘ Deweylite	Mg₄Si₃O₁₀ · 6H₂O ?
O	ⓘ Dolomite	CaMg(CO₃)₂
O	ⓘ Epsomite	MgSO₄ · 7H₂O
O	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
O	ⓘ Fibroferrite	Fe³⁺(SO₄)(OH) · 5H₂O
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Hohmannite	Fe₂³⁺(SO₄)₂O · 8H₂O
O	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
O	ⓘ Kalinite	KAl(SO₄)₂ · 11H₂O
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Kornelite	Fe₂(SO₄)₃ · 7H₂O
O	ⓘ Magnesite	MgCO₃
O	ⓘ Magnesiocopiapite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
O	ⓘ Magnesiochromite	MgCr₂O₄
O	ⓘ Melanophlogite	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
O	ⓘ Melanterite	Fe²⁺(H₂O)₆SO₄ · H₂O
O	ⓘ Mendozite	NaAl(SO₄)₂ · 11H₂O
O	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
O	ⓘ Montroydite	HgO
O	ⓘ Morenosite	NiSO₄ · 7H₂O
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Opal	SiO₂ · nH₂O
O	ⓘ Opal var. Opaline	SiO₂ · nH₂O
O	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
O	ⓘ Pumpellyite Subgroup	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
O	ⓘ Pyrolusite	Mn⁴⁺O₂
O	ⓘ Quartz	SiO₂
O	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
O	ⓘ Rhodochrosite	MnCO₃
O	ⓘ Römerite	Fe²⁺Fe₂³⁺(SO₄)₄ · 14H₂O
O	ⓘ Rozenite	FeSO₄ · 4H₂O
O	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Senarmontite	Sb₂O₃
O	ⓘ Siderite	FeCO₃
O	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
O	ⓘ Wollastonite	Ca₃(Si₃O₉)
O	ⓘ Opal var. Precious Opal	SiO₂ · nH₂O
O	ⓘ Quartz var. Prase	SiO₂
O	ⓘ Opal var. Prase Opal	SiO₂ · nH₂O
O	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Magnesiocopiapite var. Knoxvillite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
O	ⓘ Opal var. Lemon Opal	SiO₂ · nH₂O
O	ⓘ Quartz var. Myrickite	SiO₂
O	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Na	Sodium
Na	ⓘ Mendozite	NaAl(SO₄)₂ · 11H₂O
Na	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	Magnesium
Mg	ⓘ Botryogen	MgFe³⁺(SO₄)₂(OH) · 7H₂O
Mg	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
Mg	ⓘ Deweylite	Mg₄Si₃O₁₀ · 6H₂O ?
Mg	ⓘ Dolomite	CaMg(CO₃)₂
Mg	ⓘ Epsomite	MgSO₄ · 7H₂O
Mg	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Mg	ⓘ Magnesite	MgCO₃
Mg	ⓘ Magnesiocopiapite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Mg	ⓘ Magnesiochromite	MgCr₂O₄
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
Mg	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Magnesiocopiapite var. Knoxvillite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Al	Aluminium
Al	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
Al	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
Al	ⓘ Ammonioalunite	(NH₄)Al₃(SO₄)₂(OH)₆
Al	ⓘ Buddingtonite	(NH₄)(AlSi₃O₈)
Al	ⓘ Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
Al	ⓘ Kalinite	KAl(SO₄)₂ · 11H₂O
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Mendozite	NaAl(SO₄)₂ · 11H₂O
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Al	ⓘ Pumpellyite Subgroup	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
Al	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
Al	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
Al	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	Silicon
Si	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
Si	ⓘ Buddingtonite	(NH₄)(AlSi₃O₈)
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Chrysotile	Mg₃(Si₂O₅)(OH)₄
Si	ⓘ Cristobalite	SiO₂
Si	ⓘ Deweylite	Mg₄Si₃O₁₀ · 6H₂O ?
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Melanophlogite	46SiO₂ · 6(N₂,CO₂) · 2(CH₄,N₂)
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Opal	SiO₂ · nH₂O
Si	ⓘ Opal var. Opaline	SiO₂ · nH₂O
Si	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	ⓘ Pumpellyite Subgroup	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
Si	ⓘ Quartz	SiO₂
Si	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Wollastonite	Ca₃(Si₃O₉)
Si	ⓘ Opal var. Precious Opal	SiO₂ · nH₂O
Si	ⓘ Quartz var. Prase	SiO₂
Si	ⓘ Opal var. Prase Opal	SiO₂ · nH₂O
Si	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Opal var. Lemon Opal	SiO₂ · nH₂O
Si	ⓘ Quartz var. Myrickite	SiO₂
Si	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
S	Sulfur
S	ⓘ Acanthite	Ag₂S
S	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
S	ⓘ Ammonioalunite	(NH₄)Al₃(SO₄)₂(OH)₆
S	ⓘ Arsenopyrite	FeAsS
S	ⓘ Baryte	BaSO₄
S	ⓘ Botryogen	MgFe³⁺(SO₄)₂(OH) · 7H₂O
S	ⓘ Chalcocite	Cu₂S
S	ⓘ Cinnabar	HgS
S	ⓘ Copiapite	Fe²⁺Fe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
S	ⓘ Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
S	ⓘ Covellite	CuS
S	ⓘ Epsomite	MgSO₄ · 7H₂O
S	ⓘ Fibroferrite	Fe³⁺(SO₄)(OH) · 5H₂O
S	ⓘ Galena	PbS
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Hohmannite	Fe₂³⁺(SO₄)₂O · 8H₂O
S	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
S	ⓘ Kalinite	KAl(SO₄)₂ · 11H₂O
S	ⓘ Kornelite	Fe₂(SO₄)₃ · 7H₂O
S	ⓘ Magnesiocopiapite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
S	ⓘ Marcasite	FeS₂
S	ⓘ Melanterite	Fe²⁺(H₂O)₆SO₄ · H₂O
S	ⓘ Mendozite	NaAl(SO₄)₂ · 11H₂O
S	ⓘ Metacinnabar	HgS
S	ⓘ Miargyrite	AgSbS₂
S	ⓘ Millerite	NiS
S	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
S	ⓘ Morenosite	NiSO₄ · 7H₂O
S	ⓘ Proustite	Ag₃AsS₃
S	ⓘ Pyrargyrite	Ag₃SbS₃
S	ⓘ Pyrite	FeS₂
S	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
S	ⓘ Römerite	Fe²⁺Fe₂³⁺(SO₄)₄ · 14H₂O
S	ⓘ Rozenite	FeSO₄ · 4H₂O
S	ⓘ Stibnite	Sb₂S₃
S	ⓘ Sulphur	S₈
S	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
S	ⓘ Magnesiocopiapite var. Knoxvillite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Cl	Chlorine
Cl	ⓘ Calomel	[Hg₂]²⁺Cl₂
Cl	ⓘ Chlorargyrite	AgCl
K	Potassium
K	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
K	ⓘ Kalinite	KAl(SO₄)₂ · 11H₂O
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
K	ⓘ Muscovite var. Sericite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Aragonite	CaCO₃
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Dolomite	CaMg(CO₃)₂
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Ca	ⓘ Pumpellyite Subgroup	Ca₂XAl₂[Si₂O₆(OH)][SiO₄](OH)₂A
Ca	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Wollastonite	Ca₃(Si₃O₉)
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Cr	ⓘ Magnesiochromite	MgCr₂O₄
Cr	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
Mn	Manganese
Mn	ⓘ Crednerite	CuMnO₂
Mn	ⓘ Pyrolusite	Mn⁴⁺O₂
Mn	ⓘ Rhodochrosite	MnCO₃
Fe	Iron
Fe	ⓘ Arsenopyrite	FeAsS
Fe	ⓘ Botryogen	MgFe³⁺(SO₄)₂(OH) · 7H₂O
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Copiapite	Fe²⁺Fe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Fe	ⓘ Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂ · 6H₂O
Fe	ⓘ Fibroferrite	Fe³⁺(SO₄)(OH) · 5H₂O
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Hohmannite	Fe₂³⁺(SO₄)₂O · 8H₂O
Fe	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
Fe	ⓘ Kornelite	Fe₂(SO₄)₃ · 7H₂O
Fe	ⓘ Magnesiocopiapite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Melanterite	Fe²⁺(H₂O)₆SO₄ · H₂O
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
Fe	ⓘ Römerite	Fe²⁺Fe₂³⁺(SO₄)₄ · 14H₂O
Fe	ⓘ Rozenite	FeSO₄ · 4H₂O
Fe	ⓘ Saponite	Ca_0.25(Mg,Fe)₃((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Fe	ⓘ Siderite	FeCO₃
Fe	ⓘ Voltaite	K₂Fe₅²⁺Fe₃³⁺Al(SO₄)₁₂ · 18H₂O
Fe	ⓘ Magnesiocopiapite var. Knoxvillite	MgFe₄³⁺(SO₄)₆(OH)₂ · 20H₂O
Co	Cobalt
Co	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
Co	ⓘ Skutterudite	CoAs₃
Ni	Nickel
Ni	ⓘ Millerite	NiS
Ni	ⓘ Morenosite	NiSO₄ · 7H₂O
Ni	ⓘ Redingtonite	(Fe²⁺,Mg,Ni)(Cr,Al)₂(SO₄)₄ · 22H₂O
Cu	Copper
Cu	ⓘ Chalcocite	Cu₂S
Cu	ⓘ Covellite	CuS
Cu	ⓘ Crednerite	CuMnO₂
Cu	ⓘ Cuprite	Cu₂O
Cu	ⓘ Copper	Cu
As	Arsenic
As	ⓘ Arsenopyrite	FeAsS
As	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
As	ⓘ Proustite	Ag₃AsS₃
As	ⓘ Skutterudite	CoAs₃
Se	Selenium
Se	ⓘ Tiemannite	HgSe
Ag	Silver
Ag	ⓘ Acanthite	Ag₂S
Ag	ⓘ Chlorargyrite	AgCl
Ag	ⓘ Gold var. Electrum	(Au,Ag)
Ag	ⓘ Miargyrite	AgSbS₂
Ag	ⓘ Proustite	Ag₃AsS₃
Ag	ⓘ Pyrargyrite	Ag₃SbS₃
Ag	ⓘ Silver	Ag
Sb	Antimony
Sb	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
Sb	ⓘ Miargyrite	AgSbS₂
Sb	ⓘ Pyrargyrite	Ag₃SbS₃
Sb	ⓘ Senarmontite	Sb₂O₃
Sb	ⓘ Stibnite	Sb₂S₃
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Au	Gold
Au	ⓘ Gold var. Electrum	(Au,Ag)
Au	ⓘ Gold	Au
Hg	Mercury
Hg	ⓘ Calomel	[Hg₂]²⁺Cl₂
Hg	ⓘ Cinnabar	HgS
Hg	ⓘ Mercury	Hg
Hg	ⓘ Metacinnabar	HgS
Hg	ⓘ Montroydite	HgO
Hg	ⓘ Tiemannite	HgSe
Pb	Lead
Pb	ⓘ Galena	PbS
Pb	ⓘ Jamesonite	Pb₄FeSb₆S₁₄

Fossils

There are 3 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

Youngest Fossil Listed

101 Ma (Late/Upper Cretaceous)

Oldest Fossil Listed

152 Ma (Late Jurassic)

Stratigraphic Units

Unit	No. Occurrences	Age
Great Valley - Crack Canyon	1	139.8 - 129.4 Ma (Early/Lower Cretaceous)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Fissurella genus	Animalia : Mollusca : Gastropoda : Lepetellida : Fissurellidae : *Fissurella*	152.1 - 145 Ma Late Jurassic
Ambercyclus dilleri species	Animalia : Mollusca : Gastropoda : Eucyclidae : Ambercyclus : *Ambercyclus dilleri*	152.1 - 145 Ma Late Jurassic
Hokkaidoconcha genus	Animalia : Mollusca : Gastropoda : Hokkaidoconchidae : *Hokkaidoconcha*	152.1 - 145 Ma Late Jurassic
Hokkaidoconcha occidentalis species	Animalia : Mollusca : Gastropoda : Hokkaidoconchidae : Hokkaidoconcha : *Hokkaidoconcha occidentalis*	152.1 - 145 Ma Late Jurassic
Abyssochrysos giganteum species	Animalia : Mollusca : Gastropoda : Abyssochrysidae : Abyssochrysos : *Abyssochrysos giganteum*	145 - 100.5 Ma Early/Lower Cretaceous
Paskentana paskentaensis species	Animalia : Mollusca : Gastropoda : Paskentana : *Paskentana paskentaensis*	145 - 100.5 Ma Early/Lower Cretaceous
Paskentana berryessaensis species	Animalia : Mollusca : Gastropoda : Melanodrymiidae : Paskentana : *Paskentana berryessaensis*	152.1 - 145 Ma Late Jurassic

Fossil Localities

Click to show 3 fossil localities

USA

California
- Napa County
  - Early/Lower Cretaceous🐚 Foley Canyon
  - Late Jurassic🐚 NW Berryessa
  - Early/Lower Cretaceous🐚 West Berryessa

Localities in this Region

USA

California
- Napa County

USA

California
- Napa County

Other Regions, Features and Areas that Intersect

North America

Coast MountainsMountain Range

North America PlateTectonic Plate

USA

California
- Mayacamas MountainsMountain Range
- Napa County
  - Calistoga Mining District (Silverado Mining District)Mining District

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Palmer, Lyman, L. (1881), History of Napa and Lake Counties, 291 pp., San Francisco, Slocum, Bowen and Co.

Goodyear, Watson Andrews (1890), Alameda, Colusa, Contra Costa, Lake, Marin, Mendocino, Napa, Yolo Counties: California Mining Bureau. Report 10: 91-95, 153-164, 165, 227-271, 299, 314, 322, 349-363, 793-794.

Fairbanks, Harold W. (1893a), Notes on the geology and mineralogy of portions of Tehama, Colusa, Lake, and Napa Counties: California Mining Bureau. Report 11: 54-75.

Bradley, W.W. (1916a), Colusa, Glenn, Lake, Marin, Napa, Solano, Sonoma, Yolo County: California Mining Bureau. Report 14: 175-370.

Boalich, E. S. (1921), Mendocino, Monterey, Mono, Napa, Solano, Stanislaus Counties: California Mining Bureau. Report 17: 144-161, 242-247, 253-255.

Averill, Charles V. (1929), Redding field division, Lassen and Modoc, Napa, Lake, Glenn, Mendocino Counties: California Journal of Mines and Geology, California Division Mines (Report 25): 25: 2-19, 213-242, 337-365, 418-426, 456-467.

Averitt, Paul (1945), Quicksilver deposits of the Knoxville district, Napa, Yolo, and Lake Counties, California: California Journal of Mines & Geology, California Division Mines (Report 42): 42: 65-90.

Dow, D.H. & T.P. Thayer (1946), Chromite deposits of the northern Coast Ranges of California: California Division Mines Bulletin 134, part 2, chapter 1.

Yates, Robert G. & Lowell S. Hilpert (1946), Quicksilver deposits of eastern Mayacmas district, Lake and Napa Counties, California: California Journal of Mines and Geology, California Division of Mines (Report 42): 42: 231-286.

Davis, Fenelon Francis (1948), Mines and mineral resources of Napa County, California: California Division Mines Report 44: 159-188.

Fix, A.A. & C.M. Swinney (1949), Quicksilver deposits of the Oakville district, Napa County, California: California Journal of Mines and Geology: 45: 31-46.

Weaver, C.E. (1949), Geology and Mineral Deposits of an Area North of San Francisco Bay, California: California Division of Mines Bulletin 149.

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

Clark, A. M. (1993) Hey's Mineral Index - Mineral Species, Varieties and Synonyms (3rd ed.) Natural History Museum, London.

Hasenmueller, E. A., & Bish, D. L. (2005). The hydration and dehydration of hydrous ferric iron sulfates. In 36th Annual Lunar and Planetary Science Conference (Vol. 36, March).

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