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| SURVEY GEORGE OTIS SMITH, DIRECTOR BuiiIiETIN 574 MINING DISTRICTS OF THE DILLON QUADRANGLE, MONTANA AND................................................. Mining districts...................................................................................... Mining development. ...................... .. - - ' -..................................... 18 Placer mining....... ~................................................................ 20 Present status of mining .....:........................................ |
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| BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN NEVADA BY JAMES M. HILL...BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN NEVADA BY JAMES M. HILL...deposits 2 22 Early Tertiary ( ?) deposits 2 23 Gold-silver deposits 2 23 Deposits of the early Tertiary (...of the late Tertiary epoch of metallization 23 Silver-lead deposits 2 25 2 Copper deposits 26 Deposits...of the ore deposits 2 27 30 Mining districts 2 Hayden Hill, Lassen County, Cal 2 30 30 Location and accessibility |
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| ____________ Nevada and California, by E. N. Cameron and L. A. Warner__ _________________ ___. Nevada ___________...___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____ ____ Pag« 59 61 61 63 63 63 Good... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Barite deposits, Battle Mountain area.. California-Nevada Barite Co. 63 64 64 64 64 65 65 65 65 Barium...County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________ Rawhide |
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| sections of Au-skarn deposits in north-central Nevada 8 Map showing distribution of Au-skarn districts...zoned garnets from oxidized skarn, Surprise Mine, Nevada 16 Ternary diagrams showing ranges of garnet compositions...five Au-bearing skarn systems in north-central Nevada 16 Ternary diagrams showing ranges of pyroxene...three Au-bearing skarn systems in north-central Nevada 17 Photomicrograph showing massive garnet partly...chalcopyrite 18 Graphs showing distributions of silver grade for Au-bearing skarns 22 Graphs showing gold |
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| values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera. The Corporation...so successful. Allis-Chalmers Manufacturing Co. Mining Machinery Dept. OFFICES For Canadian MILWAUKEE...service from Superior Jaw Crusher Worthington mining equipment the from the standpoint of first cost...most wear, Worthington meets the needs of the mining industries with a complete line of products, from...Mills PUMPS, COMPRESSORS, OIL AND GAS ENGINES, MINING AND SMELTING MACHINERY CTON JOHN D. RYAN, |
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| thorough surprise to the Mining and Scientific Press. possessing the colors of Mining and Scientific Press...Press. ESTABLISHED 1S«50. Oldest Mining; Journal on the American Continent. e. No. 220 Market Street ,...California Delegation in Congress; The Revival of Mining and Mining Machinery; "Jumping," 2. MECHANICAL PROGRESS...PROGRESS.— A Drill Sharpening Machine; Silver from Silver Bromide; Ornamental Iron Work; Production of Alumina...Magnetic Map of the Earth, 8. MINING From the Various Counties of California, Nevada and Other Pacific Coast |
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| The Champion nine at Nevada w^.- *HKI£K UOLXuVKH fKK ANNUM. 2, 1897. Mining Legislation. 'City....Champion Mining Company's properties near The Committee on Legislation of the California Nevada City are...the old G win mine in Calaveras proposed by the Mining and Scientii-io Pkess and A 10-stamp mill on the...putilisiied in the issues of October 31st and November county is an event worthy of special note. It has in the...1500-foot shaft, and putting ing properties in Nevada county. There was, when they took charge, up a 40-stamp |
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| have Mining and Scientific Press. The Miners' Association of Nevada Co. At the recent Mining Convention...Convention in Nevada City, J. S. MoBride of North San Jnan was elected obairman. In accepting the poBltion...crops Is Illimitable^ while the area for profitable mining Is very limited the world over. This and other...this, the Government should protect and foster the mining industry. It ia and with any State organization...the mines proaperlty that would quickly place the mining coantles on their former important level in every |
