 | | Report (issue) | | THE TRIASSIC TO JURASSIC MAGMATIC ARC OF WESTERN NEVADA AND EASTERN CALIFORNIA by Jeff L. Doebrich 1 ,...Open-File Report 96-9 Prepared in cooperation with the Nevada Bureau of Mines and Geology This report is preliminary...School of Mines, University of Nevada, Reno, Nevada 89557-0047 'Nevada Bureau of Mines and Geology, MS...MS 178, University of Nevada, Reno, Nevada 89557-0088 'U.S. Geological Survey, Retired, 8920 West 2nd.................................. Cu-Au Quartz-Tourmaline Veins ...................................... |  | | Report (volume) | | Mineral Resources of the Reno 1 o by 2° Quadrangle, Nevada and California U.S. GEOLOGICAL SURVEY BULLETIN...Mineral Resources of the Reno 1 o by 2° Quadrangle, Nevada and California By DAVID A. JOHN, JOHN H. STEWART...mineral resources of the Reno 1o by 2° quadrangle, Nevada and California I by David A. John ... [et al.]...resources-Nevada-Reno Region. 2. Mines and mineral resources-California. 3. Geology-Nevada-Reno Region...Pegmatitic uranium deposits 39 Quartz-copper-gold-tourmaline vein deposits 39 Low-sulfide gold-quartz vein |  | | Report (issue) | | Trip 3: Great"Basin Porphyry Cu-Mo Deposits: Yerington, Robinson, Hall, Bingham Canyon October, 1994...of the Arizona Geological society, society for Mining, Metallurgy and Exploration Inc., and the U. s...We also want to thank collectively, all of the mining companies and staff who graciously allowed us to...ALONG THE 1-80 CORRIDOR, RENO TO BATTLE MOUNTAIN, NEVADA R. Cuffney, R. Atkinson and R. Buffa Revised 1990...north-south ranges of central and northeastern Nevada (Fig. I). These belts, or their extensions, contain |  | | Journal (issue) | | Simon COVER STORY: GOLD from the Mother Lode District of California. This precious ore is the state...is a SIU· dent at the New Mexico Institute of Mining and Technology in Soco"o, New Mexico majoring in... Maine; Chesterfield, Massachusetts; San Diego County, California; Colorado and New Mexico. 6 ROCKS...muscovite crystals from Brooks Fann, Cleveland County, North Carolina. ~ TABLE 1.-MICA-GROUP MINERALS...derives its name). The other is in the Postmasburg district, South Africa. GLAUCONITE, (K, Na) (Al, Fe+J, |  | | Book (volume) | | Furcron, Chief Geologist of the Department of Mines, Mining and Geology; on the State of Michigan by Robert...Stevens Point, Wisconsin, and by A. L. Mahaffey of Nevada, Missouri. The well-known Texas agate localities...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken...IMPORTANT GEMSTONES The Feldspar Group, Spodumene, Tourmaline, Sodalite and Cancrinite, Olivine, Turquois, |  | | Book | | Fossils in America A Range Guide to Mines and Minerals The Rock-Hunter's Range Guide Petrified Forest...different form in A Range Guide to Mines and Minerals and The Rock-Hunter's Range Guide, both by Jay Ellis...Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North...of commercial mining is also long, beginning with the Kenya opal mines of 4000 B.C. Mining began with gemstones...gemstones, instead of metallic ores, and mining for turquoise was enormously extended throughout the |  | | Report (issue) | | GENERATEDSALINEBRINESRELATEDTO MOLYBDENUMAT QUESTA, NEW MEXICO,USA J. Cline,D. Vanko..................................SALINEFLUIDSIN PORPHYRYCOPPER ITS:RESULTSFROMYERINGTO, NEVADA G.L Faratr,C.W. Fitkl ...........................= 1120 °c) to fuse a variety of xenolitbs for a range of ambient country-rock ~These values are re~rred...analysesof icolaGroup (3.6lo 1.9mole%) but is withinthe range adlarpeeDIChist-facics mcllmorphicrocks '-oci 1993)...whole-rock apatitecompositionsspan the complete range of ............ problematic. OH-F-CIend-members(e |
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