 | | Report (volume) | | DIRECTOR BuiiIiETIN 574 MINING DISTRICTS OF THE DILLON QUADRANGLE, MONTANA AND ADJACENT AREAS BY ALEXANDER................................................. Mining districts...................................................................................... Mining development. ...................... .. - - ' -..................................... 18 Placer mining....... ~................................................................ 20 Present status of mining .....:........................................ |  | Peters, S.G., Nash, J.T., John, D.A., Spanski, G.T., King, H.D., Connors, K.A., Moring, B.C., Doebrich, J.L., McGuire, D.J., Albino, G.V., Dunn, V.C., Theodore, T.G., Ludington, S.D. (1996) Metallic mineral resources in the U.S. Bureau of Land Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California. Open-File Report Vol. 1996 (96-712) US Geological Survey doi:10.3133/ofr96712 | Report (issue) | | the U.S. Bureau of Land Management's Winnemucca District and Surprise Resource Area, northwest Nevada and...Study Areas and other areas in the Winnemucca District and Surprise Resource Area for which resource...of mineral deposits present in the Winnemucca District and Surprise Resource Area, northwest Nev. and...Examples of mineral deposits in the Winnemucca District and Surprise Resource Area, northwest Nev. and...favorable, and prospective tracts in the Winnemucca District and Surprise Resource Area, northwest Nev. and |  | | Corporate Document | | of financing, developing and operating a gold mining conducting exploration transferred to project...gas and Mississippi marketing the development mining Corporation's of specialty production, commercial...I I I I I I I I I I I I amenable to open pit mining at a market price of $325 per ounce. The deposit...The capital cost to build the 3,000 ton per day mining and milling project is $79,100,000. Two hundred...northeast of Winnemucca, Nevada, in the Potosi Mining District. mining in copper, the lead, di strict, |  | | Journal (issue) | | mine, Esmeralda County CALIFORNIA: burnt ore dump, Oceanic mine, San Luis Obispo County TEXAS: Chisos furnace...furnace, Terlingua district, Brewster County The Texan material was used in the initial X-ray analysis...Museum. The mineral is named for Curt N. Schuette, a mining geologist who specialized in mercury deposits....H ) 7 Status: valid Type Locality: Belmont, Nye County Further analysis of the type material showed it...August Stetefeldt (1838-1896), a German-American mining engineer. References: RIOTTE, E. N. (1867) Stetefeldit |  | | Book | | shales, hornfels and granites of the Harzburg district, showed that the amount of boron decreases from...haematite. 2. Cassiterite, tantalite, wolfram, molybdenite. 3. Pyrrhotite, pentlandite, löllingite, arsenopyrite...Pyrite can be replaced by molybdenite (MoS2) where the prismatic molybdenite, radiating from a center...addition, pyrite is corroded and replaced by molybdenite with pyrite relics left in it (Fig. 115). Replacement...later sphalerite. The replacement of pyrite by molybdenite, realgar and orpiment poses the question whether |  | | Journal (volume) | | TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND !{ET1LLURGICAL ENGINEERS I// (TNOOR PO:R.A.TED)... COPYRIGHT, 1943, BY THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS (INCORPORATED) PRINTED...Methods volume of 1939 and of papers on 1\Ietal Mining accumulated since the last volume on that subject...appeared in MINING TECHNOLOGY. Instead of publishing a volume on Milling in 1943 and one on Mining in 1944...efficiency of milling frequently depends upon the war mining operations are conducted. For the optimum over-all |  | | Journal (volume) | | Along the Electra and West Point Tunnels, Amador County, California 1 Geology and Tungsten Deposits ...23 County, California Geology of the Placerita Oil Field, Perlite Deposits in Sonoma County, Mines...Annual Report Los Angeles County, California of California Sonoma County, 43 81 83 California of...Third Floor, Ferry Building, San Francisco 11 District Offices State Building, 217 West First Street...containing several scientific journals on geology, mining, mineralogy, chemistry, metallurgy, and related |
|
