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| 718 GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S. LARSEN................................................. Mining and treatment of ores.......................................................................... Creede formation.................................................... '. ................ Willow Creek rhyolite............................................................................ Campbell Mountain rhyolite........................................... General |
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| underground waters _________ ___ Composition of waters in copper and precious-metal mines of sulphide ores_ _____________________...___^________ Iron___ __________________.._____ Copper _____________________ Zinc-____________ ________...Copper____________________________________ Principal copper minerals_____________________ Pake. 83 83 86 86...of enrichment Continued. Copper Continued. Page. Solubilities of some copper compounds_'._____________..._____________ 155 Nature and relations of the copper minerals___________ 155 Solution of copper___________.__'_____________ |
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| radioactivity........................... Fairbanks district................... Melba Creek bismuth prospect............... CHAPTER C. -Copper Creek copper lode prospect, Eagle district, by Helmuth Wedow, Jr. and...5 6 6 7 7 7 CHAPTER C. Copper Creek copper lode prospect, Eagle district Continued Radioactivity studies...CHAPTER D. Placer concentrates from the Fortymile district, by M. G. White Abstract........................Creek, Ben Creek, and Chicken areas, Fortymile district, by Helmuth Wedow, Jr. and G. E. Tolbert Abstract |
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| Geology, v. 103, pp. 1691–1694 DISTRICT-SCALE CONCENTRATION OF NATIVE COPPER LODES FROM A TECTONICALLY INDUCED...C. BROWN†,* Department of Civil, Geological and Mining Eng., École Polytechnique de Montréal P.O. Box...3A7 Abstract Economic native copper lodes in the Lake Superior district are confined to a 45-km-long...the mine district on that promontory. Introduction The restriction of economic native copper lodes to...to a single, compact mining district on the Keweenaw Peninsula in northern Michigan has long perplexed |
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| photograph by Frederick S. Fisher. Geology and Mineral Resource Assessment of the Challis I°x2° Quadrangle...and tectonic settings of mineral deposits and an assessment of the mineral resources in the Challis 7°x2°...Congress Cataloging-in-Publication Data Geology and mineral resource assessment of the Challis I°x2° Quadrangle...1. Geology Idaho Challis Region. 2. Mines and mineral resources Idaho Challis Region. I. Fisher, Frederick................................ Relationship of mineral deposits to Proterozoic terrane............... |
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| Government Geologist. IE. F. Pittman, A.R.S.M., MINERAL RESOURCES JjfT No. 18. THE CANBELEGO, BUDGERY... AND BUDGERYGAR MINES. Part II OF THE COBAR COPPER AND GOLD-FIELD. BY E. C. ANDREWS, B.A., F.G.S... Pitpman, A.R.S.M., Governnienl; Geologist. MINERAL RESOURCES No. 18. THE CANBELEGO, BUDGERY, AND...AND BUDGERYGAR MINES. Part II OF THE COBAR COPPER AND GOLD-FIELD. BY E. C. ANDREWS, B.A., F.G.S.,...submit for publication a brochure (No. 18 of the Mineral Resources Series) on "The Canbelego, Budgery,. |
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| Nelson ........................ Chandalar mining district.......... Gold Bench area,................... ................. 6 Taku Harbor-Point Astley district- ....................... 6 Hyder area........... J. Matzko....................... 13 York tin district ................ 13 Prince William Sound .......the Hyder area and the Taku Harbor-Point Astley district failed to locate significant concentrations of...the placer concentrates from the Chandalar mining district, located. The source of the uranothorianite |
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| Michigan's Copper Country Rocks & Minerals 2001.76:156-188. Tom Rosemeyer P.O. Box 586 Ouray, Colorado 8 1427...,rl,rp,, ,,I I r,,,,l>,l\ T HE MICHIGAN COPPER DISTRICT stretches in a southwest-northeast direction...White Pine mine in Ontonagon County to Copper Harbor in Keweenaw County. Copper mineralization occurs in...in two types of deposits in the district: (1) the sediment-hosted stratiform sulfide (chalcocite) deposit...world-class native copper deposits that occur in the Portage Lake Volcanics (PLV) and the Copper Harbor Conglomerate |
 | | Journal (article/letter/editorial) |
| GEOLOGYof JAPAn. By $. G. H. GODFREY,Esq., F.G.S., late Mining Engineer-in-Chief to the Japanese Government. (Read...trachytic greenstone. 2. Andesite. 3. Trachyte and Rhyolite. 4. Basaltic rocks. Within the last few years...frequent occurrence is a trachytic porphyry or rhyolite. A rhyolite of a light-green colour, which consists...close to the contact between the deposit and the rhyolite, the latter is impregnated with numerous fine...of yellow iron-pyrites. A dark-green variety of rhyolite, showing larger grains of oligor quartz, and fragments |
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| BULLETIN 71 Mineral Resources of Taos County, New Mexico by JOHN H. SCHILLING Description of mineral deposits...STATE BUREAU OF MINES AND MINERAL RESOURCES NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY CAMPUS STATION...INSTITUTE OF MINING 8c TECHNOLOGY E. J. Workman, President STATE BUREAU OF MINES AND MINERAL RESOURCES... For sale by the New Mexico Bureau of Mines & Mineral Resources Campus Station, Socorro, N. Mex.—Price................................... 11 HISTORY OF MINING .............................................. |
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| BalflcWBnHani -cr> = 00 tin ; CO MINERAL DEPOSITS giiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii...Rs v Engineering News -Record ~ Engineering and Mining Journal-Press Power Chemical and Metallurgical...iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiuiiimiiniiK MINERAL DEPOSITS BY WALDEMAR LINDGREN PROFESSOR OP ECONOMIC...during the last six years, students of minerals and mineral deposits have magnified proportions. made many...mode of treatment. PREFACE TO FIRST EDITION Mineral deposits are usually classified and described by |
 | Henley, H. F., Brown, R. E., Brownlow, J. W., Barnes, R. G., Stroud, W. J. (2001) Grafton-Maclean Metallogenic Map (SH/56-6, SH/56-7) Metallogenic Study and Mineral Deposit Data Sheets. Geological Survey of New South Wales | Report (issue) |
| Metallogenic Study and Mineral Deposit Data Sheets GRAFTON–MACLEAN 1:250 000 METALLOGENIC MAP SH/56-6...Published under the authority of the Minister for Mineral Resources 2001 J.N. CRAMSIE, DIRECTOR GEOLOGICAL...Map SH/56-6 and SH/56-7: Metallogenic Study and Mineral Deposit Data Sheets. Geological Survey of New South...by: R.A. Facer © New South Wales Department of Mineral Resources 2001. Short quotations from the text...the permission in writing of the Department of Mineral Resources. ISSN 0727 9418 ii ABSTRACT The Grafton–Maclean |
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| ............................................. Colorado........................................................................................ 102 District of Columbia ....................................the Geological Survey's annual report entitled "Mineral Eesources of the United States" for 1882 and 1887...more until 1914. During that period, however, the mineral resources of the United States were enormously...resources of the country. Many changes in the mineral industry other than increase in production have |
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| Geologist. MINERAL RESOURCES. No. 6. THE COPPER-MINING INDUSTRY AND THE Distribution of Copper Ores in...Geologist. MINERAL RESOURCES, No. 6. THE COPPER-MINING INDUSTRY AND THE Distribution of Copper Ores in...Wales Mines Copper —probably the first Metal used by Man 10 Surface Indications of Copper Lodes 12 ... 12 Natural Leaching of Copper Ores 13 — Commercial Ores of Copper their occurrence Abandoned Mines...ritic Smelting Treatment of 17 .... 27' -' Copper Ores, by W. 30 H. Corbould Smelting 33 , |
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| BULLETIN 67 Mineral Deposits of Lincoln County, New Mexico by GEORGE B. GRISWOLD 1959 STATE BUREAU...BUREAU OF MINES AND MINERAL RESOURCES NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY CAMPUS STATION SOCORRO...INSTITUTE OF MINING & TECHNOLOGY E. J. Workman, President STATE BUREAU OF MINES AND MINERAL RESOURCES Alvin... For sale by the New Mexico Bureau of Mines & Mineral Resources Campus Station, Socorro, N. Mex. — Price..................................... 14 MINING IN LINCOLN COUNTY...................................... |
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| concentration of metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum...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...to suit all of your requirements. Gt. Falls Type Copper Converter Worthington Pump and Machinery Corporation |
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| concentration of metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum...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...to suit all of your requirements. Gt. Falls Type Copper Converter Worthington Pump and Machinery Corporation |
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| filling from a basaltic Houghton County lava flow. Small specks of native copper occur as inclusions near the... Foreword The diversity and wealth of Michigan's mineral heritage has been reported and utilized since even...inhabitants had been using easily accessible native copper for ornament and weapon and left their mark on...ancient history as the state's earliest miners. Their copper artifacts reached all corners of the continent...continent through existing trade channels and a large copper knife from "Saguenay", thought to be the Upper Great |
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| University of So. Florida Tampa, FL Richard W. Thomssen Mineral Exploration Consultants Carson City, NV photography:......................269 by W. E. Wilson Famous mineral localities: the New Cornelia mine, Ajo, Arizona...Arizona 283 by W. J. Thomas and R. B. Gibbs Famous mineral localities: the Glove m ine........................299 by W. E. Wilson and R. A. Bideaux Famous mineral localities: the Ray mine ........................R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University |
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| applications of the science. The Geology of Coal and Coal-Mining,' by Dr. Walcot Gibson, the first of this series...and Cobalt of Nickel Segregations Segregations of Copper as Pyrites vii - - 53 54 57 - 61 - 64 70...the Minerals in Tin Lodes Association of Tin and Copper Ores with the Metamorphic Rocks surrounding the...Gold Veins Primary Copper Veins - 121 - 121 - Typical Examples of Primary Copper Lodes Primary Lead...Deposits Metasomatic Copper Deposits - The Sulphides, Carbonates, Native Copper Metasomatic Metasomatic |
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| included a description of the more important Canadian mineral deposits, as well as brief references to some of...XIV. Ore Deposits XV. 429 Iron Ores 502 XVI. Copper 568 XVII. Lead and Zinc XVIII. Silver 621 ...anthracite region 10. Structure section in Tazewell County, east of Richlands, southwest 8. 9. 12. 13. ...showing distribution of different kinds of coal in Colorado Map showing distribution of different kinds of...structure of western field of Los 104 Angeles district 106 Section of Spindle Top oil field near Beaumont |
 | | Book (edition) |
| applications of the science. The Geology of Coal and Coal-Mining,' by Dr Walcot Gibson, the first of this series...Segregations of Nickel and Cobalt Segregations of Copper as Pyrites 48 54 -57 - - - - - 61 - ...the Minerals in Tin Lodes Association of Tin and Copper Ores with the Metamorphic Rocks surrounding the...Gold Veins Primary Copper Veins - 127 - 155 Typical Examples of Primary Copper Lodes Primary Lead...Zinc Ores Metasomatic Cadmium Deposits Metasomatic Copper Deposits - - - - - - etc. - 264 - 271 |
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| . .IM.M ACCESSION NO. l:sZ3£. MINERAL DEPOSrrS MINERAL DEPOSITS Fourth Edition Revised ani>...FOURTH EDITION The progress of the science of mineral deposite has modem abreast of the author made...prices have been taken from two publications: (1) Mineral Resources of the United States, issued annually...1925 by the U. S. Bureau of Mines; and (2) The Mineral Industry, McGraw-Hill Book Company, Inc., also...period of high production the end of a period in mineral production and activity and also of high prices |
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| Director Bulletin 842 OF THE GREATER HELENA MINING REGION MONTANA BY J. T. PARDEE and F. C. SCHRADER...(quartz monzonite)____.__-_______--__-_-______ Rhyolite.............._____.___.___.-._-.--..._ Porphyry...______________________-__-_________--_------___-_ Ophir district.________________________________________________...__________---__--_-___ Austin district._.____..._..._._.____._____.____.___-.___._____ Marysville district.___________...___________________________________________ Gould district._______________________________________________ Stemple |
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| the Geological Survey's annual report entitled " Mineral Resources of the United States" (the volumes for...of a century. During that period, however, the mineral resources of the United States have been enormously...showing the composition and character of each mineral and the location of. its principal deposits. Many...These are only examples of notable changes in the mineral production of the United States and of correlated...changes in the appraised value of some of the mineral deposits. In this list, as in the earlier lists |
