 | | Book (volume) | | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...weighed 90 tons. Also huge crystals of sparkling blue Beryl from the Black Hills pegmatites have measured...from 18’ to 27’ long. In addition, gem Garnets, Quartz crystals, Topaz and Tourmaline add to the fascination...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides |  | | Report (volume) | | ....................................... 102 District of Columbia ............................................................................ 187 Nevada..................................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals that are widely distributed, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Journal (article/letter/editorial) | | Allanite from the Mount Wheeler 'White area, Pine County, N e v a d a( L e e ,B a s t r o m ) . . . . ....some alkali, potassium and ferrite (Morey). . Alunite and jarosite, solid solution between. Sulfate studies...studies II (Brophy, Scott, Snellgrove).. Alunite, isomorphous substitution in natural and synthetic (Parker)...807 Anorthosite bodies,noritic, in the Sierra Nevada batholith (Loomis). Anthony, John W. Memorial of...Anthophyllite albiteepidote hornfels facies, Fremont County, Colorado (Salotti) Antigorite, ferroan (Jenkinsite) |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals of wide distribution, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...E. H. Barbour, University of Nebraska, Lincoln. Nevada...........Dr. W. S. Tangier Smith, Berkeley, Cal...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Book (volume) | | ...........................................243 Nevada ...............................................................................458 Appendix B - Quartz Family Gemstones ................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |  | | Book (volume) | | ...........................................243 Nevada ...............................................................................460 Appendix B - Quartz Family Gemstones ................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |  | | Report (issue) | | said to have been found in the mining the nugget Jim, Placer County, California, in 1871 by a small...Counties of California: Minerals and mineral lists Mining Districts of California Unvalidated entries in...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...resulting from references to the geographic term ''Mining District," especially in the pre-1920 literature. Widespread...rhyolite locality in Alameda County and the lawsonite type locality Marin County, which have been completely |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional knobs and ridges and just above areas...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...exposures of blue clay, as clusters and nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS |  | | Journal (article/letter/editorial) | | collecting. Although Texas is not known for its mining industry, be cause of its large oil and gas exploration...Llano County in the early 1900s but was flooded by Lake Buchanan in 1938. The Terlingua mining district...minerals. Mining here was contin uous from 1900 to the middle 1940s; but the Mariposa mine, which produced...& Minerals on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991)...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional knobs and ridges and just above areas...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...exposures of blue clay, as clusters and nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS |  | | Report (issue) | | rewhich was publi.shed as Bulletin 67 of the State Mining Bureau. vision by the same author in 192-3 increased...(and the surface form, rhyolite) has essentially quartz and orthoclase feldspar, with usually considerable... Syenite (and trachyte) are much the same, but quartz is usually absent. Diorite (and andesite) carry...with occasional pyroxene or biotite, and sometimes quartz (granodiorite). Gabhro (and basalt) are essentially...sediments (shale), are largely clay and finely divided quartz. The coarse are sand grains (sandstone), or pebbles |  | | Catalog/List | | South Africa,Cobaltian Gersdorffite from Gortdmm Mine Containing unusual elements , Iquiqueite,Galkhaite...grey masses with possible Als1oni1e Fallowficld mine. Ix½ £4 Ba Ca C0/3 micros. Hexham.Nonhumbcrlond...- -- --- ------3 ALUNITE IxI£-l Flux Canyon.Sanln Cruz Rich orange masses in quartz. under 1/, x ½ £2..._ _ magnification there arc small cr stals _ __ County. _ AI1zona 60 AMAZO:-;ITE 2x3i nch£5 Madagascar...Zcolite . 40 ----£1 ---· 2 6 Al'iATASE single dark blue micro crystal on Chlorite Virtuous Ludy mine.Devon |  | | Book (edition) | | (extremely hard). There are: 1 Talc 4 Fluorite 7 Quartz 9 Corundum 2 Gypsum 5 Apatite 8 Topaz 10 Diamorid...piece of sharp quartz, with a hardness of 7. You know, for example, that what quartz will scratch has...Silver, for example, has a typical metallic luster, quartz a typical non-metallic luster. Non-metallic lusters...(see full description at 24a.) ..............---. HEMATITE 5a. Color yellow-brown; streak yellow-brown;...LIMONITE 5b. Color & streak black, gray-black or blue-black, not earthy....... 6 GALENA Sa 1Good cleavage |  | | Report (issue) | | thorium or rare-earths minerals_ Brannerite-bearing quartz or siliceous veins _______ _ Davidite-bearing veins...predecessor organization, the Manhattan Engineer District ; and, to a lesser extent, by staff members of...United States. The pre-1940 history of uranium mining and geology is concerned largely with veins in...Sierra Ancha region, Arizona ; and the Marysvale district, Utah. All the Western States, including Arizona...Arizona, California, Colorado~ Idaho, Montana, Nevada, New Mexico, and FRANK W. OsTERWALD Oregon, Utah |  | | Book (volume) | | Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods |  | | Book (volume) | | Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods |  | | Report (issue) | | Zi oe Mountatn ~Pass) cs. sim ssicwiy tat.0e 276 Nevada City-Grass Valley ..... 279 New Almad@n 6.6sravs...no OIL ORO OIG ZoZ 292 Boulder County Tellurides .... 294 Boulder County Tungsten ...... eeoeeesee 296...323 A. Rifle area, Colorado «0s... 323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO)...324 DeeGkante District, New sMext Comer. clecetsls cused cists! 0/0 326 E. Shiprock District, Utah—Arizona...Utah—Arizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE |  | | Report (issue) | | deposits of the Al 2 SiO5 minerals in the Piedmont and Blue Ridge provinces UNITED STATES GOVERNMENT PRINTING...deposits of the ALSiOs minerals in the Piedmont and Blue Ridge provinces. Bibliography: p. 112-116. (Continued...Deposits in quartzose rocks _________________ Kyanite-quartz deposits . ._._ __ ____ _________________ Petrography...Sillimanite-quartz deposits _________________________________ Andalusite-pyrophyllite-quartz deposits ______...gneiss_________________ ______________ Deposits in quartz veins and pegmatites-_.-_____-_ _____ Residual |  | | Catalog/List | | Bay, Skye, Scotland AEGIRINE Mount Malosa, Zomba District, Malawi 17 2 Rich mass of black crystal sections...with Gocthite and Lepidocrocitc. single blue 3mm crystal on quartz fcO Ot I Cl £5 3mm£3 ,o _____ __ ___T...ALBERTITE near Dingwall Scotland ANATASE Cuiba district, Gouveia Minas Gerais. Brazil 28 Quite rich black...lx2 £2 lxl£3 2x2£12 lx2£5 lxl £1 ----· Hawkswood Mine, Cornwall ANDALUSITE Cabracao, Minl10, Portugal...FLUORESENCE short wave Quite rich pink masses with quartz and or mica lxl £3 FLUORESENT lx2£6 2x2£l 2 lx2 |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford and Harrisonchalcedony (some blue). CRAWFORD:...landsvertebrate fossil remains; Pine Ridge, areaQuartz concretions, agates, petrified wood, fossils, etc |  | | Book | | Alabama Mineral-Hematite Rock-Marble Fossil-Basilosaurus cetoides Gemstone-Star Blue Quartz Soil-Bama Series...Fossil-Belemnite Soil-Greenwich Loam Series 29 30 31 * District of Columbia Dinosaur-Capitalsaurus fo, Fossil-Petrified...Florida Gem-Moonstone Stone-Agatized Coral Mineral-Quartz Crystal Soil-Myakka Fine Sand Series Rock-Bauxite...Mineral-Gold Mineral-Staurolite Fossil-Shark Tooth Gem-Quartz 35 36 36 38 38 38 Rock-Serpentine * Hawaii ...Agate Gemstone-Blue Agate Fossil-Mammoth Soil-Holdrege Series River-Platte River * Nevada Fossil-Ichthyosaur |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...the words of the original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such |  | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | | 2001, pp. 249–270 Geology of the Chuquicamata Mine: A Progress Report GUILLERMO OSSANDÓN C., CODELCO-Chile...LEWIS B. GUSTAFSON,† 5320 Cross Creek Lane, Reno, Nevada DARRYL D. LINDSAY, SRK Consultores, Santiago,...preserved. It is accompanied by granular quartz and quartz-K feldspar veinlets, which contain only trace...bornite remains from this early stage. Fine-grained quartz-K feldspar alteration, with destruction of biotite...deformation and destruction of igneous texture. A band of quartz-K feldspar alteration, up to 200 m wide and 1,500 |  | | Journal (article/letter/editorial) | | material and breccia paralleled by a barren white quartz vein 6 feet wide. In the contact zone some 16 minerals...xline—crystalline ph—phosphorescence 3rd—Such quartz as has been observed in the immediate area is,...was sent in by Mr. McDonald. ARIZONA—"The Bagdad Mine, Yavapai Co., Arizona, has lately produced some...is now in the hands of various collectors. Bagdad Mine has produced, from time to time, many unusual copper...polished gold ore comes from Burton's Tropico Gold Mine in Rosamond (Kern Co.), Calif., where the largest |  | | Book (edition) | | Rs v Engineering News -Record ~ Engineering and Mining Journal-Press Power Chemical and Metallurgical...rocks — Acid sulphate waters in igneous rocks — Mine waters of sulphate type —Sodium carbonate waters...Fuller's placers — Detrital — Placer earth — — quartz deposits Detrital clay deposits Gold Origin and...marine oolitic .silicate ores The marine oolitic hematite ores— Occur- — — — — — — — — — — — — — —...The Clinton ores — The brazilian hematites — The hematite-chamosite-siderite ores — Review of the sedimentary |
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