 | | Journal (issue) | | east of Baker. Late in the year the Golden Road Mining Co. began shipping lump copper ore from the Elmer...River in *Mining Engineer, State of Oregon Dept. Geology & Mineral Industries Jackson County. Small production...reported from the Mount Bolivar property in Douglas County, where a 50-ton mill was erected duri ng the summer...reduction plant located at The Dalles in Wasco County. The new smelting facilities with integrated heat...Mountains near Newberg in Yamhi II County. Minor exploration in northwestern Oregon was reported by two major |  | | Report (volume) | | metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera...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, |  | | Report (volume) | | metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera...Hydraulic TurbinpM MILWAUKEE, Metallurgical Machinery Mining Machinery Perforated Oil l-:imini-- Metals I'liiiiliini:...are getting the most in service from Worthington mining equipment — :the most from the standpoint of first...power consumption. Worthington meets needs of the mining industries with a complete line of products, from...Mills PUMPS, COMPRESSORS, OIL AND GAS ENGINES, MINING AND SMELTING MACHINERY CTON m "The Paramount |  | | Journal (issue) | | MINING WORLD CATALOG, SURVEY & DIRECTORY NUMBER Blue Pages Pink Section Yellow Pages DIRECTORY INDEX...231-26] > 68 United States Mining in 1960 State-by-state report from and MINING to zinc Alaska to Wyoming...—==erererr Ofslo(Seep colitetol Mining Open Pit Mining World-Wide Mining Reports Africa-Asia-Caribbean-Europe...Ohio HUDSON, and Lanarkshire, OHIO Scotland MINING Voiume 23, No. WORLD . 5 Ap.il 25, 1961 Catalog...Dressing Stimulated by London Conference Pierre Gy Mining: Operators Cut Costs by Mechanization, Industrial |  | | Report (issue) | | area, includes volcanic rocks of the Alder and Red Rock Groups, several hypabyssal rhyolite and granophyre...and intertonguing relation with the underlying Red Rock Rhyolite will be seen near Tonto Natural Bridge...exami~e some of the major rock units in the Middle Proterozo1c Apache Group and geographically and stratigraphically...Proterozoic diabase, and, second, to study the 1 aye red sequences of Early Proterozoic sedimentary and volcanic...volcanic rocks that underlie the Apache Group. Asbestos and uranium deposits will be visited in the Sierra |  | | Report (issue) | | association with silver and gold at the Jewel and other mines in the Greenwood Mining Division (R. Bell , 1902-3:...Surv . Can ., Ann. Rept. , IX, 27A). At the Slocan mining camp , argentite is present as a primary min eral...near the headwaters of the Kitsault River , Skeena mining division (R. M. Thompson, 1953: Am. Mineralogist...545 ). Northwest Territories 86 F/12 Al the How Group, Camsell River Silver Mines, located on the Camsell...sulphides and sulphates (R. W . Boyle, 1962: Can . Mining J ., vol. 83, No . 4 , p. 104). Ontario 31 M, |  | | Report (issue) | | precious-metal deposits in the Battle Mountain mining district UNITED STATES GOVERNMENT PRINTING OFFICE...depostls ________________________________ _ Copper-gold deposits _______ - - - - - - - - - - - - - - - -...Supergene copper deposits ___ -----------Copper-gold vems ______________________ Hypogene stage __________...- ____ - - - Supergene stage ________ -----------Gold-silver deposits ____ - _ - - - - - - - - - - - -...deposits ___ ------------Copper-gold and copper deposits __ ------- -- - -Gold-silver deposits _________ |  | | Report (issue) | | DeWitt 14 Excerpts from "Geology of Early Proterozoic gold mineralization. alteration assemblages, and geochemistry...Huron-Victor-Swindler-Montezuma prospects, Yavapai County, Arizona," by P. F. O'Hara and R. C. Long 21 Excerpts...Early Proterozoic massive sulfide deposit, Yavapai County, Arizona," by Ed DeWitt 25 Excerpts from "Early...Belt Mine area, Black Canyon metallic mineral district, Arizona," by D. E. Wahl, Jr., and P. F. O'Hara...Prescott metallic mineral district, an Early Proterozoic copper-gold quartz vein district (Keith, Gest, and others |  | | Report (Issue volume) | | Carrington area. Map 7 – Geology and workings of the Red Rock area Disclaimer :- This report and accompanying...Devonian to Early Permian sedimentary and volcanic rock sequences. These represent accreted island arc sediments...also host abundant metahydrothermal (eg the Lunatic gold-antimony field), granite-related, and hybrid me...also produced significant silver-base metal and gold veins at Rivertree, Boonoo Boonoo, Boorook together... There is potential for low grade disseminated gold deposits similar to those in the Poverty Point–Timbarra |  | | Report (volume) | | Wisconsin___ Central and eastern Minnesota r Mesabi district _____________________-__ Vermilion district__...the Woods and Rainy Lake___________ Michipicoten district _,___________________ 108 108 108 178 ITS 196...series__________________________ 335 Marquette district _____________________ 335 Crystal Falls distr...Wisconsin____________________ 338 Chippewa River and Barron County ___________ 338 Central Minnesota ______________________...___ Rainy Lake___________________________ Steep Rock Lake_______________________ Hunters Island and region |  | | Journal (article/letter/editorial) | | Ltd., about 40 miles to the northwest of the Red Rock Group. Wehrlite. Biz'fea.Jones Creek, New Westminster...variously known as the Laidlaw Group, Sovereign, and 'Ielluride Gold Property, is situated a short distance...Samplessubmitted from time to time consist of massive gold bearing arsenopyrite in qrartz. Small quantities...associatedwith gold are occasionallyseenembeddedin quartz. Monty Claim, Douglas Group, Clinton II.D....wehrlite. Crushed material yields numerous fine gold particles. Wehrlite was identified on a neighbouring |  | | Report (issue) | | e Jewel and o t h e r mines i n t h e Greenwood Mining D i v i s i o n (R. B e l l , 1902-3: Geol. Surv... Dept. Mines and P e t . Res.; Geol., Exp. and Mining i n B.C., 1973, p. 43). J e t black a c a n t h... Ann. Rept., I X , 27A). A t t h e S l o c a n mining camp, a r g e n t i t e is p r e s e n t a s a...e v a t i o n and P e t . Res., Geol., Exp. and Mining i n B.C., 1974, P. 8 2 ) . A fractured quartz... Dept. Mines and P e t . Res., Geol., Exp. and Mining i n B.C., 1973, p. 9 1 ) . Galena, a r g e n t |  | | Report (issue) | | were by Wilson (1939), who outlined the principal rock units and geologic structures high in the Mazatzal...ascending order, the Alder Group, the Red Rock Group and the Mazatzal Group (Conway and others, in prep...and others, 1971) to the west than to the Alder, Red Rock, or Mazatzal strata in central Arizona. The lithologies...not have a close analog in the Big Bug Group or Ash Creek Group but its suggested island-arc provenance...the Mazatzal Group or Red Rock Rhyolite, and a plausible correlation with the Alder Group would require |  | | Book | | for example of iron, manganese, uranium, copper, gold and high-alumina raw materials, are asso¬ ciated...of Precambrian regional geology. In this work the rock and mineral ages, according to isotopic analyses...THE ARCHEAN. 43 Regional review and principal rock sequences. Europe. 44 Asia. North America. General...THE PALEOPROTOZOIC Regional review and principal rock sequences Europe . Asia. North America. General...MESOPROTOZOIC 6 Regional review and principal rock sequences Europe . Asia. North America. General |  | | Journal (article/letter/editorial) | | The mineral contains a small amount of admixed red feldspar. The mineral is in the metamict state but...recordedpreviously. Matildite. AgBiSr. How Group, Camsell River, N.W.T. The How Group is a part of the Camsell River...determining the nature and association of the silver, gold, lead, and zinc values. The several samplesstudied...tetrahedrite,owyheeite,meneghinite,chalcopyrite,and gold. Of particular interest is the occurrenceof the...tellurbismuth intimately associatedwith gold. Tetradymite. BizTeSz.Katanga Group, Pitt Lake, New Westminster M |  | | Book | | Department of Geosciences, New Mexico Institute of Mining & Technology, Socorro, New Mexico 87801, U.S.A...Department of Geoscience, New Mexico Institute of Mining & Echnoloa, Socorro, NM 87801, U.S.A. JOHN C. GREEN...University of Southern California, Los Angeles, CA 90089, USA. P. JONATHAN PATCHETT Department of Geosciences,...Formation ................................ The Rooiberg Group . . . . . . . . . Pre-Bushveld sills . . . . . .................................. Composition and rock nomenclature . . . . . . . . . . . . . . . . . |  | | Book | | dating was most important in providing objective rock age and thereby the age of geologic events recorded...geologic history can only be clarified by study of the rock records and the successions in the formation of...consideration. The Rb-Sr dating is obtained by whole rock isochron analysis (except in cases where a special...1 2 3 6 9 9 12 13 Chapter 2 The Katarchean A. Rock Records. . . . . . . . . . . . . . . . . . . 1..... . 2. Stratotype of the Katarchean (the Aldan Group) 3. The Lithostratigraphic Complexes of the Katarchean |
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