 | | Journal (article/letter/editorial) | | Museum of Nature and Science 2001 Colorado Boulevard Denver, Colorado 80205-5798 jmurphy @ dmns.org PETER...Survey MS 150, Box 25046 Federal Center Denver, Colorado 80225-0046 pmodresk @ usgs.gov Unless otherwise...to 2000) J oin us for a gemstone tour around Colorado! Our field trip takes us from east to west in...in the same way you may have toured through Colorado on a mineral collecting trip. This route, from the...gemstones are known to occur. We cannot discuss every Colorado gemstone occurrence; rather, this is a general |  | | Book (edition) | | McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical...reader to learn more about the geology of the district and to possibly predict the minerals that could...districts. Where possible, the metallic mineral district for each mineral locality is given for the mineral |  | | Journal (article/letter/editorial) | | collecting. Although Texas is not known for its mining industry, be cause of its large oil and gas exploration...rare-earth pegmatite was mined at Barringer Hill in Llano County in the early 1900s but was flooded by Lake...1938. The Terlingua mining district is noted for its rare mercury minerals. Mining here was contin uous...from 1900 to the middle 1940s; but the Mariposa mine, which produced most of the rare minerals, ceased...& Minerals on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991) |  | | Book | | vugs of crystalline talc. Easily the best extant crystal, a doubly terminated floater found in a talc vug...long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | on a knowledge of physical properties such as crystal morphology, color, luster, hardness, cleavage,...edition, all of the interfacial angles from the crystal elements were recalculated, the Miller-Bravais...B. Hoover: U.S.G.S., Federal Center, Lakewood, Colorado. John M. Hughes: Dept. of Geology, Miami University...Louise Reif: U. S. G. S., Federal Center, Lakewood, Colorado. Charles B. Sclar: Dept. of Earth Sciences, Lehigh...crystallographic data, including structure crystal crystal and powder diffraction results, the morphology |  | | Corporate Document (Series) | | Adelaide mine, Dundas {Photo: A Wright] Rear cover: Bismuthinite on quartz and siderite, Princess mine {Photo:...Mount Bischoff {Photo: A. Tuma] Siderite, Renison mine {Photo:]. Leeming] While every care has been taken... Acknowledgments Introduction ... ... Geology of Tasmania ... Mining in Tasmania ... William Petterd (1849-1910) and...and mine locations, Dundas mineral field Geology and major deposits, Heazlewood mineral district ......have been kept since almost the earliest days of mining (Petterd, 1894, 1896a, 1897, 1902 and 1910) and |  | | Report (volume) | | Fred A, Havens, R G Thalemte from Teller County, Colorado, zn Geolog1cal Survey Research 1962 U S Geol...Precambnan(?) and Cambnan stratigraphy m Esmeralda County, Nevada, m Geolog1cal Survey Research 1962 US Geol...Stemhart, J S 3228 2603 Aleshm, Eugene, Roy, Rustum Crystal chemtstry of pyrochlore Soc Jour , v 45, no 1,...4512 Alexander, Leroy E , Smath, Gordon S. Smgle-crystal mtenstty measurements wtth the three-ctrcle counter...data on the Chmax stock, Nevada Test S1te, Nye County, Nevada Geophystcs, v 27, no 5, p 599-610, tllus |  | | Report (issue) | | including the geology, mineralogy, metallurgy, mining methods, resources, genesis, exploration techniques........................ 112 3.7.3. Westmoreland District, Australia ........................................................................ 274 5.6.3. Mining risk.............................................highly strategic resource especially given their low mining cost compared to other deposit types explorating...Athabasca Basin in Canada and the East Alligator River district in Australia. Three sub-types are distinguished |
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