 | | Report (issue) | | GEORGETOWN QlJADRANGLE (TOGETHER 'VITH THE EMPIRE DISTRICT) COLORADo· BY JOSIAH E. SPURR AND GEORGE H...................._.......... . Distribution in Colorado ................................................. 98 Character of veins between Georgetown and Empire. 98 The Georgetown quadrangle a part of a larger...Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County ............................... . 103 Orcs in Clear Creek County ............................ . 103 Ores from |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction...hornblende gneiss ____________ _ Quartzite at Coal Creek ________________ _ Igneous rocks _____________________________...Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite |  | | Report (volume) | | Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL SURVEY --*_-...Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado By C. T. PIERSON, W. F. WEEKS...radioactivity in the metal-mining districts of the San Juan Mountains, Colorado, by C. T. Pierson, W. F..._______________ CeboUa district..______________________________ Upper Uncompahgre district. ______ _________________________...Uranium occurrences___________ ________ __ Bonanza district..____________________ ___________________ General |  | | Report (volume) | | REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING.................../................:. Methods of mining and treatment of ores....-....--. ...... ............. .................... 188 Lodes of Henson Creek ...................... ......... ..... ......................................... Lodes of Canyon Creek .... .............. ....................................................... .................... Empire group ........................................ |  | | Report (issue) | | Smith. Director Professional Paper 138 MINING IN COLORADO A HISTORY OF DISCOVERY, DEVELOPMENT AND PRODUCTJON...location, area, and organization of the mining counties of Colorado _________________________ _ Adams County_-..._____________________ _ Alamosa County __________________________ _ Arapahoe County _________________________...Archuleta County _________________________ _ Baca CountY-----------------------------Boulder CountY------...CountY----------------------~----Chaffee County _____________________·______ _ Clear Creek County _______________________ |  | Bramel, Hadley R., Heyl, George R., Cox, Manning W., Ransome, Alfred L., Eric, John H., Wyant, Donald G. (1948) Copper in California. Bulletin 144. California State Mining Bureau | Report (issue) | | States Department of the Interior Department of Mining, Stanford University liCD LIBRARY 1948 : ...Butte County, California, bv John H. Eric Geology of the Lilvama and Pioneer Mines, El Dorado County, and...---"--7-1, George R. Heyl by George California, County, Newton Copper Mine, Amador R. Heyl and John H...H. Eric ""~V" Pemi Zinc-Copper Mine, Calaveras County, California, by George R. Hevl, Manning W. Cox,...Gravhouse Area, Amador County, California, by George T"" R. Heyl -;;— Calitornia, County, Calaveras Copperopolis |  | | Report (volume) | | 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...books cover practically all dead as well as live mining shares. Made in the following sizes: \QUAUTY |  | | Report (volume) | | 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, ...OF THE BOARD OF DIRECTORS OF THE ANACONDA COPPER MINING Co., WHOSE BUTTE MlNES YIELD 10% OF THE |  | | Book (edition) | | Chapters on the Coeur d'Alene Mining District, the Blackbird Mining District, and the Sawtooth Mountains...Chapters on the Coeur d'Alene Mining District and the Blackbird Mining District, and to Ben Sheppard for reviewing...reviewing the chapter on the Blackbird Mining District. Those who contributed photographs, or specimens...interest in massive ankerite or a vein of massive pyrite and chalcopyrite in a mine, so references such...are with mine names and occasional1y mining district names. Mining districts, generally are not now formally |  | | Report (issue) | | MINERAL RESOURCES OF CALAVERAS COUNTY, CALIFORNIA By WILLIAM B. CLARK, Mining Geologist California Division...PHILIP A. LYDON, Mining Geologist California Division of Mines and Geology County Report 2 CALIFORNIA...MINES AND GEOLOGY Ian Campbell, State Geologist COUNTY REPORT Price $4.00 2 6 1 - CONTENTS ABSTRACT...Geologic Map Map Map map County of Calaveras pocket In of Calaveras County showing lode gold mines...pocket of Calaveras County showing placer gold mines In pocket of Calaveras County showing mines and |  | | Book | | mountains. Referred to the Committee on Mines and Mining and ordered to be printed. Treasury Department...general idea No official document in any gress of the mining interest on the Pacific slope. department of the...lowing points 1. The origin of gold and silver mining on the Pacific coast and present condition of that...diggings and quartz lodes. 3. Different systems of mining, machinery used, processes of reducing the ores...waste, and net profits. 4. Population engaged in mining, exclusively and in part, capital and labor employed |  | | Report (issue) | | DIRECTOR ECONOMIC GEOLOGY OF THE BINGHAM MINING DISTRICT, UTAH By JOHN MASON BODTWELL WITH A SECTION...DIRECTOR ECONOMIC GEOLOGY OF THE BINGHAM MINING ^DISTRICT, UTAH By JOHN MASON BOUTWELL WITH A SECTION...... 25 PART I. AREAL GEOLOGY OF THE BINGHAM DISTRICT, BY ARTHUR KEITH. Geography...............--.... PART II. ECONOMIC GEOLOGY OF THE BINGHAM MINING DISTRICT, UTAH, HY JOHN MASON BOUTWELL. Introduction...... Mining industry in Utah............................................................. Mining industry |  | | Journal (volume) | | Uranium and Vanadium in the Carnotite Ores of Colorado and Utah. By Andrew A. Blair 201 Suetonius and...other near Ibapa in for many in the Deep Creek Deep Creek bands were the Skull Valley and the and...differences in any years been peace- Tooele County, one in numbers as to That the dwindling half...combination some such word as water, spring or creek. and some other words common in the names with...stream or creek. Big River," Jordan River. So'ho-gzva, " Cottonwood Creek,"" City Creek, Salt Lake |
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