 | | Report (issue) |
| ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA Edited by R.G. Tysdal 1 , Steve Ludington2 , and...by the U.S. Government. Denver, Colorado 2Menlo Park, California 1996 NONTECHNICAL EXECUTIVE SUMMARY...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...Federal lands within parts of five counties: Broadwater, Jefferson, Meagher, Powell, and Lewis and Clark |
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| Area, Broadwater and jefferson Counties, Montana U.S. GEOLOGICAL SURVEY BULLETIN 1805 MONTANA Mineral...Elkhorn Wilderness Study Area, Broadwater and Jefferson Counties, Montana By WILLIAM R. GREENWOOD, STEVE...Elkhorn Wilderness Study Area, Broadwater and Jefferson Counties, Montana. (Studies related to wilderness)...no.: I 19.3:1805 1. Mines and mineral resources-Montana-Elkhorn Wilderness. 2. Elkhorn Wilderness (Mont...forest land in the Elkhorn Wilderness Study Area, Montana, that is being considered for wilderness designation |
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| Resources of the Elkhorn Wilderness Study Area, Montana A cooperative study by the U.S. Geological Survey...Pyritiferous veins Silver-lead-zinc replacement deposit':?.. Elkhorn-Tizer Basin zone Elkhorn district -»_»_.,H"1...precious metal-bearing quartz veins Chalcedony veins Lead and zinc in brecciated Lowland Creek Volcanics Silver...Silver, lead, and zinc in rhyolite Placer gold deposits Porphyry deposits Golconda area Jackson Creek...Ridge prospect Breccia pipe deposits Skyline Mine Blackjack Mine Chicago and Last Hope Mines Group I - Precious- |
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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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| ........................ 5 5 Distribution of mining districts..................................................................................... Montana.......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts..................................................................................... Montana............................................... |
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| 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...copyright © 2004 unless otherwise noted Map of Mining Districts and significant mineral occurrences of...Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph...production of environmental protection equipment. Mining and the discovery, identification, and development...to Nevada in 1929 and was actively involved in mining in the state and the western U.S. for the rest |
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| 3i University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph...percent of the state. Nevada's public lands offer mining, livestock grazing, wild horse viewing, .scenic...Road and Geologic Tours in th<' Las Vegas Area. Mining and the discovery, identification, and development...Vavis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG 91 |
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| stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern '‘Schoolmarm” Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |
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| GEORGE OTIS SMITH, DIRECTOR BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN...GEORGE OTIS SMITH, DIRECTOR BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN...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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| FRONT COVER PHOTO : Gold nugget from Dukes Creek, White County, weight 5 oz., 12 dwt., approx. 2x. BACK...approx. 1.5x. Lower left - Goethite from Pulaski County, approx. lx. Right - Magnetite crystal face showing...Geophysical studies Hydrology Economic geology Mining directory Environmental studies Engineering studies................................................. Silver ............................................................................................... Galena .............................................. |
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| described in Part A the name, U.S. Bureau of Mines mining district, reference that has the occurrence plotted...of Part B. Al (Alabara Cr.) Gold Rampart district Livengood (11.9, 10.35) approx. 65°35'N, 148°22'W...no further mention of mining or prospecting. About a mile above mouth of creek bedrock is 52 ft deep...mainly Ordovician chert Alaska Gold Fairbanks district MF-413, loc. 42 Livengood (19.2, 1.55) 65°04'N...Gladstone, JupiterMars. Alaska Flyer Gold Fairbanks district MF-413, loc. 17 Livengood (17.95, 0.85) 65°02'N |
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| Exploring Pequea Silver Mines THE EARTH’S TREASURES • MINERALS & JEWELRY Celebrating 50 Years of the...09 • SEPTEMBER 2020 38 PENNSYLVANIA’S PEQUEA SILVER MINE 10 Agate Origins and Formation Natural Treasures...Nugget of Colo DE CREE + on of a Evoluti ining M Silver- wn Boomto CKS HOT RO ity and activ Radio unding...until 6/23/2 Display 020 33 M BL F TU LT S O SILVER D BY IVAT E 744 70 RE SU VOL . 50 THE EAR...when the land gave way in a mountainous jade mining district of northern Myanmar. It is already being called |
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| s l o o k e d p r i m a r i l y f o r g o l d , silver, lead, i r o n , a n d o t h e r economic m i n...was m e r e l y p a r t o f t h e waste o f t h e mine. W h a t t h e y needed was h i g h grade ore o...r y s t a l s were recovered f r o m the gold bearing g r a v e l s o f m a n y counties i n N o r t...l e o f t h e past c e n t u r y. T h e pearl bearing bivalves w e r e harvested i n quantities i n t...Washington D.C. area visit Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical |
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| REFERENCE TO THE ILLINOIS-KENTUCKY DISTRICT By Paul Hatmaker Former Mining Engineer, Building Materials Section...Origin and occurrence 18 Kentucky district Western States Mining districts of the United States 21...28 28 Other States Prospecting and exploration Mining 31 Milling 33 28 28 Mechanical separation...37 Domestic production Imports statistics and mine stocks 40 40 Tariff history 51 Exports Domestic...Fluorspar vein at the 500-foot level of the Daisy mine, Rosiclare Lead & Fluor- 6. Method FIG. 1. 2 |
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| - - - _ - - - _ - - - - - - - - - - 16 Redoubt district--- - - - - - - - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - - ---20 Valdez Creek district_--. . . . . . . . . . . . . . . . . . ... . . . 23 Lodes prospected mainly for gold and silver- - - - - - - - - - - - - - - - - - 23 Chulitna...- - - - - - - - - - - - - - - - - - - 23 Valdez Creek area . . . . . . . . . . . . . . . . . . . . . ...antimony and molybdenum- - - - - - 29 Willow Creek district . . . . . . . . . . . . . . . . . . . . . |
 | | Book (edition) |
| a—Bituminous Coal— Blende—Bo^ Iron Ore—Brittle Silver Ore—Brown CoalCalamine—Cannel Coal—Carnelian—Celestine—Cerussite—...Spar— Franklinite—Galena — Garnet — Gold— Graphite—Gray Copper Ore—Gypsum—Horn Silver—Iron Pyrites—Jas...Hematite—Red Silver Ore—Rensselaerite—Rock Crystal— Rock Salt—Rutile—Serpentine—Silicate of Copper—Silver — Silver... CHAPTER IV PAGE. Prospecting for Diamonds, Gold, Silver, Copper, Lead And Iron.—Mineral Riches, how Di...any Rock for Gold and Silver—To Find the Purity of Gold—To Detect and Assay Silver Ores—Assay of Copper |
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| long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted |
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| T. J. Bornhorst, P. Brandes, R. Clark (Cliffs Mining Services Co.), B. C. Cornilsen, R. V. Dietrich...helpful suggestions throughout the project; to Ashton Mining of Canada, Inc. and Crystal Exploration, Inc.,...APPENDIX I: MICHIGAN MUSEUMS AND EXHIBITS FEATURING MINING, MINERALS, ROCKS, AND FOSSILS .......................243 APPENDIX II: MINERAL SPECIES LISTED BY COUNTY ...............................248 ABOUT THE AUTHORS...Oronto Group a.. 3: co w C: _J 0 0 Marquette Iron District, Baraga and Marquette Counties diabase dikes |
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| production, and prices often so low as to make mining unprofitable; and the end of that period has not...to record production since 1930. Just now gold mining appears to be the only metal industry which is...early years of this country accentuates the and silver deposits are approach- interesting fact that the...gangue— Tenor of ores Iron- C'opper Lead— Zinc Silver- -Cold— Tin, etc,— Prici' of metals-'- -Production...—Interpretation sulpliide waters — Chloride water analyses Mine waters waters— Sulphate waters Oxidation of waters—“Carbonate |
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| Nevada w^.- *HKI£K UOLXuVKH fKK ANNUM. 2, 1897. Mining Legislation. 'City. \\\'-- Bloffle Copies. ...for keeping the streams dredged. The Champion Mining Company's properties near The Committee on Legislation...The reopening of the old G win mine in Calaveras proposed by the Mining and Scientii-io Pkess and A 10-stamp...Spanish mine is also included putilisiied in the issues of October 31st and November county is an event... shaft, and putting ing properties in Nevada county. There was, when they took charge, up a 40-stamp |
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| Alabama, University, Ala. Department of :ty.lines, Mining and Geology State Division of Conservation Atlanta...Jr ___________________________ _ Relationship of mining to other economic sectors, by Albert E. Schreck...Manmade features _____________________ _ Strip mining ______________________ _ Subsidence ________________________...Characteristics and distribution of the anthracite-bearing rocks _________ ..:_ Structural configuration of...Pennsylvania slate belt______________ Other slate-bearing areas____________ Miscellaneous dimension stone____________ |
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| __—__————_——__________ Louisiana _____________________ Montana ___—————————__________ Nebraska ______________________...Federal and 144 144 148 150 153 157 159 159 159 159 Indian lands ______________________ 164 Classification..._____________. Assessing the impact of surface mining _. Forest defoliation—————————————. Studying the...exploratory drilling for ground water in Fairfax County, Virginia _____________ Geologic and hydrologic...local officials _____—————————— Integrated surface mine reclamation and land use planning ________———————_ |
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| ROTHWELL, C. E., M. E., Editor of the “Engineering and Mining Journal.” These are the most thorough and exhaustive...been issued, and no person at all interested in mining or metallurgy can afford to be without them. THE...its mineral resources find the Engineering and Mining Absolutely Indispensable Journal indispensable...practice and the most im¬ proved machinery used in mining and reducing ores, and the most advantageous markets...correspondents in every import¬ Prospector Miner ant mining district in the world, who keep its readers informed |
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| SATURDAY. JANUARY PubUsbers. TJie Dramlammon Mine. acquirement of several adjoining properties of...eDgraving protect the mine. panic. It have been made to spread reports of a to the mine and its man- efforts...coal famine " in California the Oregon coal-mining helping is Near regions. Marshfield heretofore...peoted change in grade of ore. di- only the Newport mine, but rector in answer to inquiries re- now they...Coos Jubilee and other rich shoots might be cut in county, in which Marsh&eld is situated, has a the eOOfoot |
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| Mines, A general view of the Pay-rock tramway Silver Plume, Colorado, built on this system, The syetom...moved it will require more larger quantities are mine by loading every third ascending help. This upper...these Huson patent tramways are in use in various mining districts, for transport- ing ore, supplies,...also, some of them carrying the men to and from the mine or mill. In mountainous districts they are invaluable..." Surely as follows: by motive there carry silver will it by us was ble cited when will be |
