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| BULLETIN 527 ORE DEPOSITS OF THE HELENA MINING REGION MONTANA BY ADOLPH KNOPF WASHINGTON GOVERNMENT............................ Historical sketch of mining.................................................................................... Marysville district.......................................................... Drumlummon mine........................................... Cruse mine.......:.............................................. Belmont mine................................................. 50 51 51 |
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| 1 COUNTY REPORT HYSICAL >ci 8 PHYSICAL •CI. .Lib. IES TN 24 C3 1ERAL RESOURCES OF A34 1 IPINE...IPINE COUNTY, CA! IA -*ci?2®^?^a£~Vfes^A^Gw^i I ver Mou nta i nV-*- Digitized by the Internet...ALPINE COUNTY, CALIFORNIA by WILLIAM B.CLARK With sections on the Zaca gold-silver mine and the...the Leviathan COUNTY REPORT sulfur mine by James R. Evans 8 1977 CALIFORNIA DIVISION OF MINES AND...2 i DOCS. -US Frontispiece. Typical Alpine County scenery. View looking southeast across Twin Lakes |
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| ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA Edited by R.G. Tysdal 1 , Steve Ludington2 , and...ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 96-683-A...in west-central Montana. It lies in the vicinity of Helena, the capitol city of Montana, and includes Federal...lands within parts of five counties: Broadwater, Jefferson, Meagher, Powell, and Lewis and Clark. * Gold...was discovered in the region in Powell County in 1852. Mining began in the 1860's, and since then the |
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| FUELS THE NEW WORLD OR COOKE CITY MINING DISTRICT, PARK COUNTY, MONTANA By T. S. LOVERING f INTRODUCTION...% : * In the pioneer days of Montana the New World mining district was regarded as one of ,its most...from the district, but little information has hitherto been available as to the geology and mining. To supply...supply this need the district was studied and mapped during the summers of 1922 and 1923. FIELD WORK AND... was devoted to a study of the geology of the district. About six weeks in July and August, 1925, was |
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| Bear Trap Canyon Instant Study Area, Madison County, Montana By Darrell M. Pinckney, William F. Hanna,..................... 10 Lower Hot Springs Mining District................................... 11 Minor...S. Geological Survey sample sites, Madison County, Montana............ In pocket 2. Regional gravity...gravity and magnetic anomaly maps, Montana....... In pocket 3. Composite high-level aeromagnetic anomaly...Canyon Instant Study Area and adjacent areas, Montana............................................... |
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| Director Bulletin 842 OF THE GREATER HELENA MINING REGION MONTANA BY J. T. PARDEE and F. C. SCHRADER UNITED...and gabbro.___._-________.__.___-__.-.___.____ Andesite ___-_____________-_-_--___-_-__---_-_.--_____...______________________-__-_________--_------___-_ Ophir district.________________________________________________...__________---__--_-___ Austin district._.____..._..._._.____._____.____.___-.___._____ Marysville district.___________...___________________________________________ Gould district._______________________________________________ Stemple |
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| Geology of the Cerro Gordo Mining District Inyo County, California By C. W. MERRIAM , GEOLOGICAL SURVEY...Gordo mine _____________________________ _ History of the Cerro Gordo mine ____________ _ Mine development...Production of the Cerro Gordo mine _________ _ 8 Geology of the Cerro Gordo mine ____________ _ 8 Rocks of...of the Cerro Gordo mine __________ _ Sedimentary rocks _________________ _ 9 Igneous rocks _____________________...____________________ _ 10 Jefferson dike _________________ _ 11 Dacite porphyry and andesite 11 porphyry dikes |
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| description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |
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| INDEX OF MINING PROPERTIES IN COCHISE COUNTY., ARIZONA by Stanton B. Keith Geologist Bulletin 187...research and provide information about exploration. mining. and metallurgical processes that are needed in...Technology Branch J. Brent Hiskey Assistant Director Mining and Mineral Resources Researchlns~tute Orlo E...Affirmative Action Employer. INDEX OF MINING PROPERTIES IN COCHISE COUNTY, ARIZONA by Stanton B. Keith Geologist...produce copper. The Warren (Bisbee) mining district, which includes this mine, yielded 167,242,000 tons of ore |
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| PISTOLS i !?' A J.-. N ; 'jxt . 1 — \ MINING DISTRICTS and MINERAL RESOURCES of NEVADA by ...present authentic infor mation concerning the mining districts and mineral resources of Nevada. No comprehensive...United States Geological Survey in 1912. Plan. “Mining Districts and Mineral Resources of Nevada”, as...parts:—one on mining districts and the other on mineral resources. The section on mining districts is...but gives more extended descriptions and includes mining as well as geological information. The map which |
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| SMITH, DIRECTOR 408 A RECONNAISSANCE OF SOME MINING GAMPS IN ELKO, UNDER, AND EUREKA COUNTIES, NEVADA................................................ Andesite .......................................................... Fissure veins and sheeted zones in andesite.......................... Fissure veins and fracture............................. Mountain ranges and mining districts................................................................ Midas or Gold Circle district........................................ Location |
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| foreground. stands almost 1,000 m above North Santiam mining area in the valley below and provides spectacular...spectacular views of Battle Ax volcano and Mount Jefferson in the distance. Tuffs exposed in this cliff are postulated...mineralization in the district. Article beginning on next page discusses North Santiam mining area. Field trip...trip guide to the mining area will be printed in January 1986 Oregon Geology. 138 DOGAMI releases study...study of oil and gas potential of Astoria basin Discovery of commercial quantities of natural gas in northwest |
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| the North Absaroka Wilderness and Vicinity, Park County, Wyon1ing By WILLIS H. NELSON and HAROLD J. PROSTKA...THE SUNLIGHT MINING REGION and GEOLOGY AND MINERALIZATION OF THE COOKE CITY MINING DISTRICT By JAMES E...the North Absaroka Wilderness and vicinity, Park County, Wyoming. (Studies related to wilderness-wilderness...mineral survey of the North Absaroka Wilderness, Park County, Wyoming, and some adjoining national forest lands...S. Bureau of Mines ............... 33 Sunlight mining region ....................................... |
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| INTERIOR GEOLOGICAL SURVEY MINERAL RESOURCES OF ELKO COUNTY, NEVADA By Roscoe M. Smith Prepared in cooperation...Acknowledgment -Mining districts Commodities Production Descriptions of mining districts . Alder district-Aura district...district -Beaver district Black Mountain district Bootstrap district Burner district Burns Basin district--...-Carlin district Cave Creek district ----Charleston district_--Coal Mine district~ Contact district Cornucopia...Cornucopia district - -Corral Creek district - Decoy district Delano district Delker districtDivide district |
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| an overall guide been written on gold and gold mining of publications have no single report or to...longer district Hulin, respectively. the principal features of each gold-bearing district are described...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist...Commissioner of Mineral prepared reports of mine production and gold-mining Bureau, and later now the California...The California Mining in 1880, gold-mining operations; the and Geology and the County a number of |
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| Grice Famous mineral localities: the Mashamba West mine, Shaba, Zaire .................................... J. Gauthier & V. T. King The Fat Jack mine, Yavapai County, Arizona .................................& L. Wagner, Jr. The Monitor-Mogul mining district, Alpine County, California .........................malachite on chrysocolla, from the M ashamba West mine, Shaba, Zaire. Sorbonne collection, Paris: photo...fo r Historic Preservation o f the Sterling Hill Mine, provides the following news on the ongoing efforts |
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| view of the Tenderfoot mine (about 19131, Esterbrook copper district, Albany County. John Taylor collection...and Grace Dyck and wus titled “The Sunrise Iron Mine near Hartville, Wyoming”; it appeared in the MaylJune...titled “The Copper Mountain Pegmatite District, Freniont County, Wyoming” and was in the JulylAugust 2001...most notable ones. The localities are listed by county and then in alphabeticnl order. Where numerous...under the district name. District names are from Hausel (1986). Localities by County Albany County Allanite |
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| recovered by Dean Farris from mine dump waste in the Gold Hill district. The actual diameter of the button... . . . . . . . . . . . . . . . . . . . Kirwin district . . . . . . , . . . . . . . . . . . . . . . ....City) district .. . . . . . . . . . . . . . . . . . . . . . . . . 13 16 Stinkingwater district . . ...Sunlight district . ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18 22 Mine and.... . . . . . .. .. . .. . . . . 24 30 Bighorn Basin .. . ... ... ... . ..... . .... .. . .. . . .. |
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| MineralizationAges in Belt Supergroup Rocks, Northwestern Montana and Northern Idaho ROBERTE. ZARTMANAND Jon• S....area of Belt Supergroup rocks in northwestern Montana and northern Idaho. The Precambrian lead is characterized...system,including those of the Coeur d'Alenemining district,and with a secondbelt of mineralizationwhich extendssouthxvard...joins the Osburnfault systemnear ThompsonFalls, Montana, contain the Precambrian type of lead. Depositsadjacent...occurrencesthroughout southern Lincoln and Sanders Counties, Montana,appearto be largely Mesozoicor Cenozoic. Small |
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| standards and nomenclature. • CONTENTS Page Page County and site name Kelly Camp Kettle Key East Knob...Pine Lone Star and Washington Longstreet Messenger Meteor Minnehaha Morning Glor Morning Star Mount Tolman...placer Sunset Creek placer Victor FERRY Republic district Addison Alva Stout placer Belcher Ben Hur Black.... . . . . . . . . . 103 Page Page MASON JEFFERSON Elkhorn 616 104 600 595 597 602 605 606 598...Cannack Cleopatra group Oipper Condor-Hemlock Coney Basin Damoo and Pythias Dutch Miller Grand Central Great |
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| these card catalogues would be as useful to the mining industry as they have proved to be to the Division...and expense involved are justified and that the mining industry will find that having this material readily...accumulating steadily since 1853, when the first mine (a coal property) was developed. Actually it antedates...During the 90 years or more that prospecting and mining have been active, a vast amount of information...extensively to the fund of published data. Also, mining journals and periodicals, many of which are no |
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| Geological Survey Board and the Colorado Metal Mining Fund PAPER 289 Geology and Ore Deposits of... Faults--------------------------------Tincup-Morning Glim fault zone _____ _ Quartz Creek graben _____________...________ -----_-------------------------Location of mining districts _____ ---- __ ----------- ~~~~~i~~~...--- - - - -- -- -- - - -- -- - --- Tincup mining district ________ ------------------Chief economic s...s.nd geologic features _____ -_- __ Gold Cup mine _______ ---------------------Other mines and prospects |
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| Geology of the Curlew Quadrangle Ferry County Washington By RAYMOND L. PARKER and JAMES A. CALKINS GEOLOGICAL...Laurence, 1921Geology of the Curlew quadrangle, Ferry County, Washington, by Raymond L. Parker and James A....1923joint author. II. Title: Curlew quadrangle. Ferry County, Washington. (Series) For sale by the Superintendent...___________________________________ Porphyritic andesite dikes.___----_-___-___-______--____--__ in 27...mine__-_-_______________--_--__-____________----____ Lone Star mine_-__-----____-----___-__-_._____________________ |
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| West Java, Indonesia, and Nazareño, ShilaPaula district, southern Perú, in order to examine the spatial...collected from surface exposures and underground mine levels. The mineralogy was determined from polished...Oligocene to Quaternary rhyolite and calc-alkaline andesite complex that is also composed of intercalations...observed in the mineralized bodies cut by underground mine galleries (500, 550, 600, 650, and 690 m.a.s.l.)...2001). Mine gallery samples (690–500 m.a.s.l) Supergene alteration is clearly developed in the mine galleries |
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| California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...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...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens |
