| | Journal (article/letter/editorial) | FrNNrv, Deportmentof Geology, Colorado Schoolof Mines, Golden,Colorado. Assrlecr Jalpaite of ideal composition...silver Plume, colorado, is Agr.6cur.oSz.o. on a specimen from Boulder County, Colorado and older published...observation of color and etch reactions do not show any clear distinction from acanthite. The X-ray powder patterns...generouslyloaned by Mr. Richard P.izzardi of Silver Plume, Colorado, for an exact identification. It measuredoriginally...occur as rounded islandsin it. Isolated massesof mckinstryite up to about 3 mm long, often with a very fine | | | Report (issue) | 743(1) Z=8 X-ray Powder Pattern: Boulder Co., Colorado, USA. 2.345 (100), 2.794 (90), 2.740 (80), 2.422...100.00 (1) Jalpa, Mexico. (2) Silver Plume, Colorado, USA; average of four analyses, S by difference....hydrothermal conditions. Association: Acanthite, mckinstryite, galena, sphalerite, pyrite, chalcopyrite, stromeyerite...La Leonora mine, Jalpa, Zacatecas [TL], and at La Mesa, Chihuahua. In the USA, in Colorado, at the Payrock...Payrock mine, Silver Plume, Clear Creek Co.; the Bulldog Mountain mine, Creede, Mineral Co.; the Hock Hocking | | | Journal (article/letter/editorial) | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....from the Leadville district, with another 50 million pounds mined in San Juan County (Henderson 1926).... During the twentieth century, the Gilman district surpassed Leadville in total copper production with | | | Journal (article/letter/editorial) | © by Springer-Verlag 1974 Stromeyerite and Mckinstryite from the Godejord PolymetaUic Sulphide Deposit...Norway The Cu--Ag--S minerals, stromeyerite and mckinstryite, have been found for the first time in a stratabound...shows an average composition Cul.01Ag S, the mckinstryite Cu0.TvAgl.19S. Values are reported of the reflectance...with Rg: 30.7%, Rm: 27.3°/0, Rp: 25.80/0 while mckinstryite is negative with Rg: 32.50/0, Rm: 31.9°/o, Rp:...origins of the two Ag--Cu--S phases present, mckinstryite and stromeyerite. The Deposit of Godejord's | | | Book (edition) | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado | | | Book (edition) | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...COLOR-LUSTER: Yellow; weakly vitreous. Crystals clear and transparent. Streak pale yellow. Flu oresces...sandstone at the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated...in the Cave Hills and Slim Buttes areas, Harding County, South Dakota. BEST REF. IN ENGLISH: Thompson,...Occurs in Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma mine, Clear | | | Book (edition) | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere nee Not to...Sagtiache Co1tntr Publlc I...ibran' Saguache, Colorado ~ VANNOSTRAND REINHOLD ~ - - - - N e w York...Cal and Kerith Graeber Cureton Mineral Company Colorado School of Mines cw Charles and Marcelle Weber | | | Book (edition) | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For Reference Not to...Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD New York ...Cal and Kerith Graeber Cureton Mineral Company Colorado School of Mines Charles and Marcelle Weber Dan |
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Payrock Mine, Illinois Mine, Georgetown District, Clear Creek County, Colorado, USA