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Survey of Canada (GSC) in 1952, working in the new field of mineral identification based on X-ray diffraction...at the Twelfth International Geological Congress Field Excursion, 1913 (GSC 24287). The Joggins Fossil.......................4 Todd (St. Stephen Nickel) mine......................................................................10 Blakeney (Basswood Ridge) mine.................................................................................21 Oliver Cameron mine................................................ |
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silver mines of Norway are among the most significant in European history. The Kongsberg mining district...district has always been the most revered mine for silver in the world. Officially opened in 1623, although...and the main mine were named for him, “The Kings Mine” (Kongens Grube, His Majesty’s Mine.) The strength...1944–45, Kongsberg Silver Mines. Silver, Kongsberg Mine, Buskerud, Norway 15.3 cm tall x 12.8 cm wide...Mina Mine, Conselheiro Lafaiete, Minas Gerais, Brazil 5.8 cm tall x 7.3 cm wide COPPER Copper, Chengmenshan |
| Tombe, S.P., Richards, J.P., Greig, C.J., Board, W.S., Creaser, R.A., Muehlenbachs, K.A., Larson, P.B., DuFrane, S.A., Spell, T. (2018) Origin of the high-grade Early Jurassic Brucejack epithermal Au-Ag deposits, Sulphurets Mining Camp, northwestern British Columbia. Ore Geology Reviews, 95. 480-517 doi:10.1016/j.oregeorev.2018.03.003 | Journal (article/letter/editorial) |
Brucejack epithermal Au-Ag deposits, Sulphurets Mining Camp, northwestern British Columbia S.P. Tombe...Brucejack epithermal Au-Ag deposits, Sulphurets Mining Camp, northwestern British Columbia, Ore Geology...Brucejack epithermal Au-Ag deposits, Sulphurets Mining Camp, northwestern British Columbia S.P. Tombe1...conglomerates. This study focuses on the Valley of the Kings Zone at Brucejack, where host rocks have been dated...mineralization, and that ore formation at the Valley of the Kings formed during the overall Jurassic tectonomagmatic |
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Cover Photographs January-February: Dioptase on calcite, Namibia; Harold and Erica VanPelt photographers... R., Museum of Geology, South Dakota School of Mines and Tech nology, Rapid City, South Dakota, 125...190 Brushite, 190 Bustamite, 237 Cacoxenite, 79 Calcite, 114, 124, 159, 215, 237, 287 Callahan, J . , Pegmatites... 83; Museum of Geology, South Dakota School of Mines and Technol ogy, Rapid City, South Dakota, 125;...Impurities, A. Dunn, 286 Colorado, Mount Antero, 14; Kings Kanyon lithium pegmatites, 219 Columbite, 267 Coming |
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APPALACHIANS ;/ L. C. GRATON WITH NOTES ON THE DAHLONEGA MINES BY WALDEMAR LINDGREN .....623°1:~·:·· ... . ...._______________________________ ~ ___________.__________ · Field work and acknowledgments ________ -~ __ . _ __ ____...__________ __ __ ________ _ 31 Hi to r_v o f t in mining in th e Ca ro lin a . ____ . __ . _. _. ___ _ __... _. _.. _______ . ........ . _.. _... _. __ 75 Mining developments._ .... _._ .. _.... ..... .. _._....·___ ............. _. ___ . . . . . 75 Methods of mining. ______ ___ . ______ ........ _______ __ __ __ |
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Arrington Mine Carolina Slate 'Belt 25 27 2 Gold Hill Mine 28 Placer ~lXlsits 2 Howie Mine 29 !me...me Del"'sits 2 Reed Mine 31 S<>urces and Prtxluction 5 Silver Hill Mine 31 World Sources and...Production 5 Phoenix Mine 33 United States Sources and Production 5 Hoover Hill Mine 33 Mineralogy and...Gardner Hill Mine 33 Uses 7 Fentress Mine 34 Prices 8 Mining Methc:xis 9 Rudisil Mine 34 OJ:>en-Pit...OJ:>en-Pit Mining 9 St. Catherine Mine 35 Underground Mining 9 Capps Mine 35 9 Kings Mountain Belt |
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Identification card that secures the privileges of many mines, quarries, clubs, societies, museums, libraries.................. MARK M. FOSTER BUYS FAMOUS OPAL MINE ........................ KIBBLEHOUSE QUARRY, PERKIOMENVILLE...Goethite, Restormel Iron Mine, Lanlivery, Cornwall, England; T etrahedrite, Gottesg~be Mine, Roth, Nassau, Germany...Germany ; Celesttte, Giona Mine, Girgenti, Sicily, Italy. We wish that some of the amateur mineral dealers...information regarding the source of the specimens-name of mine or quarry if possible but at least the town, village |
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origin History of development Economic possibilities Mines and prospects All Healing Springs Lawton Property..."Chimney" Place Wells Property Wyatt Mine Piedmont Springs Locality Kings Creek Locality John Childers Place...This investigation was a cooperative program of field geology and ore dressing studies set up for the...Horn, Geologist, TVA, was in charge of work in the field, aided by student assistants, Richard Brasington...Research Laboratory was done by J. R. LeGrand, Mining Engineer, under the direction of L. L. McMurray |
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.............. Mining conditions................................................ Mine sites............II. A, Talkeetna Mountains from the west side of Kings River; B, North wall of Matanuska Valley about 12...64 XIII. A, Stratified gravels on east bank of Kings River near lower bridge; B, Gravel cliffs on north... 11. Diagram of terraces on Moose Creek and on Kings River......... 12. Sketch showing location of Chickaloon...1910 a reconnaissance survey of the Nenana coal field 8 was completed (PI. I). Meanwhile the more valuable |
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fee. yourself! Two commercially operated gold mines are still While panning for gold, you just might.......................... 10 12 History of Gem Mining ..... .......................... . 12 Important...should be of considerable assistance in planning field trips throughout the state. The equipment needed...crystals and examining sands. A magnifying glass For field work, an inexpensive hand lens of 10 X magnification...look for mineral specimens are in working mines and old mine dumps. highway cuts often contain some excellent |
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fee. yourself! Two commercially operated gold mines are still While panning for gold, you just might...GEM STONES IN NORTH CAROLINA 12 History of Gem Mining 12 Important Gem Stones 12 Diamond 12 Corundum...should be of considerable assistance in planning field trips throughout the state. The equipment needed...identifying small crystals and exaainlng sands. For field work, an inexpensive hand lens of 10 X ..gnification...have the permission of the property owner or the mine operator to enter the locality and remove specimens |
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removed. The operations then changed to open-pit mining, expanding into new areas and reclaiming the limestone...quarry at Graysville, Catoosa County, Georgia; field of view is approximately 5 cm wide. Tellus Science...photo. Figure 6 (right). Fluorite on calcite from the Hayden mine, East Faircloth vein, Mundy’s Landing...Many of these are related to barite and lead-zinc mines and prospects; others are cavity fillings exposed...crystals to 3.7 cm with quartz from the Tungsten Queen mine, Vance County, North Carolina. Grandfather Mountain |
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.............................. Russell Society Field M eetings Reports 40 ........................................................ Reference Guide to Mines, Quarries & Tips 43 ..............................find 'out of the way' or slightly hidden tips or mines from the air! Oneta Wilson explains how she took...South-West have prepared the expected attractive list of field trips, and I hope to see many of you there. Please...Som e initial tests showed the material to be a copper-phosphate with simitar crystallographic properties |
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Holandsfjord . . 71 F. M. Vokes: Observations at Raipas Mine, Alta . . . . 103 Norges geologiske undersøkelse...på Straumsheia. Med 5 tekstfigurer. Summary: The Copper Deposits in Straumsheia . . . . . . . . . . . ...Peridotite at Engenbræ, Holandsfjord, Northern Norway. With 13 textfigures. Sammendrag: Bergartene omkring......... 71 F. M. Vokes: Observations at Raipas Mine, Alta, Finnmark. With 5 textfigures. Sammendrag:...1929: The Cambrian beds of the Mjøsen district in Norway. - Norsk geol. tidsskr., 10, h. 3-4, pp. 307-365 |
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Maynardville Limestone Member_______-_______________. ^ Copper Ridge Dolomite. ________ * * 1 ! _______ _...the district- __-___-_._-____-_-.________-__-_ Mines, prospects, and mineral occurrences.-------------------------...Bunch Hollow mine, Claiborne County. 3. Geologic map and section of the New Prospect mine (Leadmine Bend)...production has come from only three small mines. The mines and prospects are in gently folded Cambrian...fractures that cut the younger rocks, mostly the Copper Ridge Dolomite. The localization of these deposits |
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RESOURCES KENNETH I. FULTON, Director DIVISION OF MINES FERRY RUILDING, SAN FRANCISCO WALTER W. BRADLEY...Mineralogist January, 1942 No. CALIFORNIA JOURNAL OF MINES AND GEOLOGY QUARTERLY CHAPTER OF STATE MINERALOGIST'S...MINERALOGIST'S REPORT XXXVIII STATE DIVISION OF MINES FERRY BUILDING, SAN FRANCISCO CALIFORNIA LIBRARY University...University of California DAViS 1 DIVISION OF MINES EXECUTIVE AND TECHNICAL STAFF WALTER W. BRADLEY...District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid J. _ Mining Engineer |
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long, northeast-trending group of inactive gold mines and prospects in the southeast part of the Ashland-Wedowee...metamorphosed to garnet zone (low- to medium-grade). Gold mines and prospects are associated exclusively with multi-generation...district comprises a linear group of 17 inactive mines and prospects trending northeast for 16 km across...and Dean, 1989; Stowell et al., in press). Gold mines and prospects in the Goldville and Hog Mountain...alteration zones at Hog Mountain and at the Lowe mine suggest that mineralization at both locations likely |
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for the Riverside Cement Company as the Assistant Mine Superintendent. W e are operating in two areas at...well picked over. The Chino limestone which we are mining near Commercial has few of the interesting minerals...and wollastonite .Also brucite and blue xline calcite. These are not particularly showy as specimens...members of the olivene group and blue and white calcite cleavages. I did find in the Jensen pit in an area...bone (petrifted). This comes from the phosphate mines south of Bartow. These occur in the Bone Valley |
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54.94 iron 55.85 cobalt 58.93 nickel 58.69 copper 63.55 zinc 65.39 gallium 69.72 germanium 72...courtesy of Ball Aerospace. Lower right, beryllium-copper alloys are used to make contacts and connectors.............................................. E20 Mine Waste Characteristics........................................................................ E24 Mine Closure...........................................microgram per cubic meter Å angstrom BCMA beryllium-copper master alloy cm centimeter DOD U.S. Department |
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see the best silver specimens is the Norwegian Mining Museum in Kongsberg. THIS STORY IS about a pilgrimage...silver deposits of Kongsberg, Norway. Our target: The Norwegian Mining Museum in Kongsberg. Our discovery:...minerals and mining history, generous and knowledgeable collectors, and a centuriesold mining culture. In...a museum, a mineral show, and a grand old silver mine. Explore the History The name Kongsberg has been...been associated with fine silver for centuries. Mines in the Kongsberg area, about 80 kilometers west of |
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of malachite also present. "Specimen comes from a mine somewhere in Yuma County, Arizona."—on label. ARKANSAS—In...of Diamonds is an abandoned diamond mine (the only diamond mine in the U.S.) that has been opened up...Minerals of California," pub. by the State Div. of Mines. The former lists a locality in Washoe Co., Nev...on the Rhode Island border. Small crystals of calcite and quartz on trap rock have been found in a huge...come from East Haven. One consists of colorless calcite xls associated with deep black smoky quartz xls |
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2 Uses 3 Mining Methods and Recovery 3 Gold in North Carolina 5 History of Mining 5 Production...12 Portis Mine 14 Other Mines 14 Carolina Slate Belt 15 Gold Hill Mine 20 Howie Mine 21 Reed...Reed Mine 21 Other Mines Charlotte Belt 22 23 Rudisil Mine 23 Gardner Hill Mine 24 Fentress Mine...Mine 24 Other Mines 24 Kings Mountain Belt Kings Mountain Mine Other Mines 25 25 25 South Mountain...Sprouse Mine 27 Vein Mountain Mine 29 Other Mines 29 Western Belt 29 Fontana Copper Mine 29 Ore |
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RESOURCES GEORGE D. NORDENHOLT, Director DIVISION OF MINES WALTER W. BRADLEY State Mineralogist OIAF ...varied rare species liave most list fertile field for the of mineral species. study In fact, ...P. Jenkins, Chief Geologist of the Division of Mines, and with clerical assistance furnished by the Federal...GEQRGE NDRDENHOLT D. DIRECTOR- - DIVISION OF -MINES•WALTER "W. BRADLEV- -STATE MmERALOQIBT- • ^SISKIYOU...1 D E J •LEGEND- MEXICO -^ Mining O Division Boundaries. Mining Division Offices. (6) PREFACE |
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granitoid emplacement in an east-west compressional far-field stress rrgime, but with local heterogeneous stress...of calcic amphibole + biotite + plagioclase + calcite + arsenopyrite + pyrrhotite. The distribution of...unpublished company data): there are currently seven mines operating in the Coolgardie camp. The Coolgardie...Australia mapping (Hunter, 1988a, b), and unpublished mining company data. Coordinates are Australian Map Grid...porphyry, that intrudes komatiites near the Surprise Mine in the east of the Coolgardie Goldfield has been |
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-and rocks. . -.* What you will need out.in the field ~“ Various geological locations iin Canada© Physical...grey galena and surrounded ce ne white calcite, from!iheBluebell Mine; Riondel, Digitized by the Internet...rock photographs; Donna Naughton took a number of field photographs and prepared the Geological Regions...Mineral or Rock? Origins of Minerals and Rocks Field Equipment Where to Collect Home Equipment Cataloguing...looked at as a continuous cycle. Field Equipment Keep your field equipment simple but of high quality |