 | | Report (issue) | | oresofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological...America, Inc. Memoir 109 Telluride Ores of Boulder County, Colorado WILLIAM C. KELLY EpwINn N. GODDARD Department...SOCIETY OF AMERICA, INC. Colorado Building, P.O. Box 1719 Boulder, Colorado 80302 Printed in the United...assembling a representative collection of the Boulder ores. Dr. T. S. Lovering of the U.S. Geological...and numerous ore samples were donated by local mining men, particularly Fred Dopp, H. M. Williamson, |  | | Report (issue) | | Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...Part II Geology and Gold Deposits of the Oatman District, Northwestern Arizona By ED DEWITT, JON P. THORSON...Marysville Mining District, Montana By JAMES W. WHIPPLE Gold Deposits of the Boulder County Gold District...District, Colorado By JAMES A. SAUNDERS Part I is Chapter H U.S. GEOLOGICAL SURVEY BULLETIN 1857 GEOLOGY |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39 |  | | Book | | of Stockport d—-Librejnes 5L+-9 000769884 ODO BLACK CAT ACKNOWLEDGMENTS The authors and publishers...Minerals and Gemstones Reprinted in 1994 under the Black Cat imprint Little, Brown and Company (UK) Limited...The colour is silverwhite, tarnishing quickly to black. The streak is silver-white and the lustre metallic...states of Guanajuato and Chihuahua, Mexico. In the USA silver occurs at Keweenaw, Michigan, in association...copper ores, and at Butte, Montana, as well as Colorado, Arizona and Idaho. In Canada it occurs at Cobalt |  | | Book | | to slide over each other. The resulting soft, black, greasy-feeling mineral is used for lubrication...metal and sulphur in a variety frequently phides mining that of structures, covalent than will you...want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...colourless), feldspar (white or pink), and mica (black or white). The molten rock mass cooled slowly and...rocks has been exposed | by the erosion of the Colorado River. Tne rocks were originally + deposited as | | | Book | | In the shafts and tunnels of a sixteenth-century mine INTRODUCTION arabic^groffcvinditaris.f} norrafludd9...its slide over each other. The resulting soft, black, name, solid solution. A complete series of olivines...sul¬ phides that you will meet frequently outside mining areas are those of iron, namely pyrite, FeS2, and...want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...colourless), feldspar (white or pink), and mica (black or white). The molten rock mass cooled slowly and |  | | Book | | seum. Baia Mare. ROM: MMRo = Mining Museum. Rožňava, SLK; MMRu = Mining Museum. Rudabánya. HUN: MSM =...NMP = National Museum. Prague. CZE: SMM = Slovak Mining Museum. Banská Štiavnica. SLK: SZU = University...highly complicated. It has also been a tra ditional mining area since prehistoric times. More than fifty valid...N T R O I) I I I [ON (University of Michigan. USA); Dana Pop (BabesBolyai University. Cluj-Napoca)...- for unpublished data. Jožka Vajdák (New York, USA), for rendering into English text. Ukraine: University |  | | Book | | Enterprises, PO Box 213, Livermore, California, 94551, USA. Because of space limitations, only a subset of the...Hidden Valley Road, Kingsport, Tennessee, 37663, USA. The authors appreciate the advice and kind assistance...City, Nevada, USA; Peter Embrey, London, England; Jessie Hardman, Long Beach, California, USA; and Barbara...Barbara Nichols, Livermore, California, USA. All of these colleagues made helpful comments and substantive...Enterprises PC Box 213 Livermore California 94551 USA Elemental Table “Element” Aluminum Amide Ammonium |  | | Book (edition) | | Meteorites Metals Radioactive Minerals Gems Fossil Fuels Mining Collecting as a Hobby RICHARD M. PEARL $1.95 ...Richard M. Pearl, Associate Professor of Geology, Colorado Co1lege, is the author of H ow to Know the Minerals...AND ROCKS 221 XIII THE FOSSIL FUELS 246 XIV MINING AND MILLING xv WATER RESOURCES XI XVI 272...alaskaite from the Alaska mine in Colorado, cubanite from Cuba, kernite from Kern County in California, aragonite...from the Arabic "powder of the mine" because it came from a silver mine. Perhaps the worst blunder in |  | | Book (edition) | | edition, a Publisher's Note has been added; eight black-and-white photos that appeared in the original are...the Dover edition, a Note has been added, eight black-andwhite photos which appeared in the original have...AND ROCKS 221 XIII THE FOSSIL FUELS 246 XIV MINING AND MILLING 263 XV WATER RESOURCES 272 MINERAL...alaskaite from the Alaska mine in Colorado, cubanite from Cuba, kernite from Kern County in California, aragonite...from the Arabic "powder of the mine" because it came from a silver mine. Perhaps the worst blunder in | | | Book | | Museum, Baia Mare, ROM ; MMRo = Mining Museum . Rozi'iava, SLK; MMRu = Mining Museum, Rudabanya. HUN; MSM...NMP = National Museum. Prague. CZE; SMM = Slovak Mining Mu eum. Banska Stiavnica, SLK; SZU = University...highly complicated. It has a lso been a traditional mining area ince prehis toric times. · More tha n fifty...(Eotvd L. I ' TRODUCTIO (University of Michigan. USA): Dana Pop (Babe Bolyai Univer ity. Cluj-Napoca}...- for unpubli hed data. Jozka Vajdak (New York. USA). for rendering into English text. Ukraine: Univer |  | | Book (edition) | | For the Student of Elementary Mineralogy, the Mining Engineer, the Geologist, the Prospector, the Collector...Light Showing White Calcite, Red Zincite, and Blue-black Franklinite. Specimen as above in Ultraviolet...meet the needs of the student of mineralogy, the mining engineer, the geologist, and the amateur mineralogist...quantitative in the determination Boron Carbide Black Silicon Carbide 19.7 14.0 of hardness. Moreover...as a 78 PHYSICAL MINERALOGY wesult, give a black or very dark streak (see p. 79). Galena, pyrite |  | | Book | | wide areas. The molybdenum deposit at Climax, Colorado, occupies an area of less than one square mile...grouped like the petals of a flower. Cleveland County, Oklahoma. Minerals Past and Present (75 percent)...important emerald locality is limited to a small district near Muzo in Colombia, South America. Minerals...and manganese oxide (pyrolusite) yielded a blue-black. These mineral pigments were finely ground and mixed...an ancient country on the eastern shore of the Black Sea. Strabo, an ancient Greek historian and geographer |  | | Book (edition) | | Calcite, Red Zincite, Pale Green Willemite· and B lue-black Franklinite. Fluorescent Specimen from F r anklin...cathode rays in sealed discharge tubes wrapped in black paper. The electron stream in the discharge tube...quite opaque to light and, as a result, give a black or very dark streak (see page 163). Galena, pyrite...yellow of chalcopyrite, the lead-gray of galena, the black of magnetite, and the green of malachite are examples...its color from white through yellow and brown to black. The minerals of the amphibole group show a similar |
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