 | | Journal (article/letter/editorial) | | (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light...(right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen 2 by 2 inches;...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric...Pyrite is the most common sulfide mineral found in Colorado; it is found in a wide variety of occurrences |  | | Report (issue) | | Bulletin 846 C THE CLIMAX MOLYBDENUM DEPOSIT COLORADO BY B. S. BUTLER and J. W. VANDERWILT WITH A..._____ 224 IV THE CLIMAX MOLYBDENUM DEPOSIT, COLORADO By B. S. BUTLER and JOHN W. VANDERWILT ABSTRACT...metal-mining operation in the history of mining in Colorado has been developed at Climax, as a result of the...pyrite, with a little chalcopyrite, dark-brown sphalerite, hubnerite, topaz, quartz, and fluorite, cut...they contain a little molybdenite, dark-brown sphalerite, and topaz, but nowhere do they contain pyrite |  | | Journal (article/letter/editorial) | | August 2013 BARBARA L. MUNTYAN P.O. Box 495 Ouray, Colorado 8 I427 hodochrosite, a manganese carbonate with...Rhodochrosite has also been found in many localities in Colorado, particularly in the mines of the San luan Mountains...it i s one of the most recognized and coveted Colorado minerals. partiY DO e the presence of a mix...significant amounts in many mining districts of the Colorado mineral belt, a large, elongated, highly mineraiized...extreme southwestem comer of Colorado. Most of the metal mining in Colorado has been within this belt since |  | | Journal (article/letter/editorial) | | rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenumâfluorine connection Paul...quartzâ sphaleriteâtetrahedriteârhodochrositeâfluorite in the Sweet Home Mine, Alma District, Colorado were...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines...edu D. Misantoni Colorado Calumet Company Inc., P.O. Box 1169, Golden, CO 80402, USA molybdenite; and...mining district in the Mosquito Range of Central Colorado approximately 6 km northwest of the town of Alma | | | Journal (article/letter/editorial) | | rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenumâfluorine connection Paul...quartzâ sphaleriteâtetrahedriteârhodochrositeâfluorite in the Sweet Home Mine, Alma District, Colorado were...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines...edu D. Misantoni Colorado Calumet Company Inc., P.O. Box 1169, Golden, CO 80402, USA molybdenite; and...mining district in the Mosquito Range of Central Colorado approximately 6 km northwest of the town of Alma |  | | Journal (article/letter/editorial) | | StableIsotopeStudy of the Climax MolybdenumDeposits,Colorado WAYNE E. HALL, IaWNG Fmâ˘.DMXN,AND J. THOMASNAS}i...AND N,4SH 14,000' EXPLANATION PROJECTION OF CERESCO ORE iijâ˘:: i'â˘::::!.⢠â˘..â˘â˘ "â˘:)).⢠.. :!:.."'...finelycrystalstock(Fig. 1). The uppermost orebody,the Ceresco 1968). A high-silica orebody,hasbeenerodedandonlythe...sericite,fluorite,topaz, rhodochrosite, chalcopyrite,sphalerite,galena,huebnerite,and molybdenite. stock. Alteration...WHITE II, 490' LEVEL PHILLIPSON LEVEL IIâ˘463' CERESCO LEVEL I 1,435' STARKE LEVEL 11,168' 600 10 |  | | Journal (article/letter/editorial) | | inch on edge, from the Henderson mine, Clear Creek County. Figure 2 (right). Green fluorite encrusted with...Mountain Wilderness area near Columbine Lake, La Plata County; largest crystal measures 1.25 inches on... FLUORITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R...locations in Mexico; in Elmwood, Smith County, Tennessee, and in Hardin County, Illinois, in the United States;...eastern Russia. It also occurs in many localities in Colorado, where it is found in colors ranging from pale |  | | Report (volume) | | ____ Molybdenite_____________________________ Colorado ____________________________ New Mexico _____...Railroad Creek near Lake Chelan, Okanogan County, Wash.; B, From a prospect near Lake Tahoe, Calif______________________...Creek Mountains, 4 miles south of Gold Hill, Tooele County, Utah; B, Sericitized quartz porphyry breccia with...quartz vein at the head of Kailroad Creek, west of Lake Chelan, Wash., but plates 12 inches across by a...and Ross, C. S., The R> & S molybdenum mine, Taos County,. N. Mex.: Econ. Geology, vol. 15, pp. 567-573 |  | | Book | | MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine â_â< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resourcesâColorado. 2. Mines and mineral resourcesâNew Mexico. I. Kennedy, Marrianna...minerals of the Great American Rift in New Mexico and Colorado. Great American Rift is the name we use for a |  | | Journal (article/letter/editorial) | | (eastern) Oregon-Idaho-(western) Montana, (4) Colorado-NewMexico, (5) Nevada-southern California,and...British Columbia,Canada (Noranda Subsidiary) Urad- Colorado 13,000,000 5,000 303,000,000 30,000 American...Y., U.S. A. 19672 (1975) Henderson Climax Colorado 1918 400,000,000a 42,000 American Metal Climax...WASHINGTON[ ! MEXICO HS - Humbug Stock Alice I COLORADO-NEW U-H-Urad-Henderson Ajax /BRITISHi Echo...the stockworkdeposits, The areas referred to are Colorado-New Mexico, liesalongthe easternmargin of the |  | | Journal (issue) | | ticket to the booming silver-rush town ofLeadville, Colorado. Eventually rnoving on through New Mexico and...was built, flooding the site, which now lies under Lake Buchanan. By that time a total of 47 different mineral...in the Gien Rose Limestone formation of Lampasas County. Lampasas celestine first became well known among... HI STORY_....,_ _ _ _ _ _ _ _ _ _......., J COUNTY MAp o, '1~AAa M'Al.t.OFM.11.ES An 1870 map of...Barber's Hili salt dome at Mont Belview, Chambers County, on the Texas Gulf coast, small but sharp tetrahedral |  | | Journal (issue) | | Laboratory. THE W.S.TYLER COMPANY Pittsburgh ÂŤ Sait Lake City ÂŤ San Cleveland 14, Ohios OFFICES: Atiantas...employees has reduced accidents at this Ambrosia Lake uranium producer -Dump leaching at Bagdad Copper...cheap using a colorimetric method perfected by the Colorado School of Mines Research Foundation Copperbelt...ROEBLINGCG, Cit inPinciol trnch Ofices The Colorado Fuel and MINING Iron Corp. WORLD CAPITOL...Mining Congress Convention, The IN U.S.A Colorado Fuel and tron Corporation Denver + Oakland + New |  | | Book | | Fetter Lalle, London EC4P .:lEE Pllhlisiled ill the USA h)' Chapman (Iml Hall 29 West 35th Street, ,\Iou...Sandstone-hosted uranium deposits of the western USA Concluding statement References ORES FORMED BY MET...permission of the Economic Geology Publishing Company, USA. x Preface Why another book about Ore Deposits...semiarid regions. Term broadly applied in the SW USA and South America. Carbonatization A type of hydrothermal...legal requirements in certain countries such as the USA. Epeiric sea Flotation A shallow sea located within |  | | Journal (issue) | | Grader Blades APRIL 1961 MADE The IN U.S.A. Colorado Fuel and tron Corporation Denver + Oakland + New...excavated 5 by 9 foot ventilation raise in Ambrosia Lake. There is a very substantial error here, since ventilation...methods. Such a shaft has been sunk in the Ambrosia Lake area for a total cost in the range of $3.50 per...company geologists have been transferred from the Salt Lake City, Utah, office to help accelerate the program...Intermountain Research Engineering Company, Salt Lake Utah. Air spaces improve degree and uniformity |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...fragments (dark gray), white tabular barite. green sphalerite , and pyrite aggregates in a light hrownis11-gray...Carbonate-hosted sulfide deposits of the central Colorado mine ral belt: Introduction, general discussion...Regional geologic and tectonic setting of the central Colorado mineral belt . . . . Alan R. Wallace Paleozoic...thennal history, and basin evolution of central Colorado ..... . 19 . . . . . . . . . . . . . . . . |  | | Journal (issue) | | claims to PD p> 19 NevadaâUS Steel buys claims > 40 ColoradoâStandard hits vein > 45 FEBRUARY 1961 IF PURCHASES...Chicagos Dallas+Los Angeles+ New * Pittsburgh ÂŤ Sait Lake The W. S. Tyler St. Catharines, Ontario Yorks...partners in Kermac Nuclear Fuels Corporationâs Ambrosia Lake, New Mexico operations. This was about a $22,000...claims in the Buena Vista district of Churchill County, Nevada. Sellers were Mineral Materials Company...Promoter-Xanthate Combination Increases Copper Recovery at Lake George Mines, New South Wales CYANAMID DE MEXICO |  | | Book | | EH1 2QH 52 Beacon Street, Boston, Mass. 02108, USA 214 Berkeley Street, Carlton Victoria 3053, Australia...Pyrite and marcasite make up 75% of the ore, sphalerite forms 20% and galena 4%. (b) Argillaceous hosts...principal sulphide-oxide minerals are pyrrhotite, sphalerite, galena, pyrite and magnetite with minor chalcopyrite...with pyrrhotite and occasional Ns galena and sphalerite. This zone may have been a channelway up which...Nova Scotia, in Germany and in the southwestern USA. At the Naciemento Mine in New Mexico a deposit of |  | | Report (issue) | | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEOqGE, State Geologi.t BULLETIN 22 MINERAL DEPOSITS OF THE...oozi5137 EAME"S BROS, STATE PRINTERS FOR COLORADO DENVER. COLORADO GEOLOGICAL B O A R D His Excellency...Shoup George Norlin Governor of Colorado President University of Colorado Victor C. Aldersox.. Charles...TRANSMITTAL State Geological Survey, Uxiversity of Colorado, October 28, 1920. Governor Oliver H. Shoup. Chairman...honor to transmit herewith Bulletin 22 of the Colorado Geological Survey. Very respectfully, R. D. George |  | | Journal (article/letter/editorial) | | Providencia (Rye and Haffty, 1970). a: early sphalerite, San Marcos. b: quartz, San Eligio. c: quartz...ăŽă ă ăă 㪠b c }sphalerite. 18: Climax (Hall et. al. 1974). ab } quartz, Ceresco. cd} quartz, Lower...involving Fe-Zn-S system. III. (1966) , sphalerite Econ. Geol., in 61, 213 Econ. Fournier...and New York. Czamanske, the Inc. G. K. sphalerite the sea, note red Recent sea by E. T...geothermal New SiO2-excess 635-656. Roedder, Sphalerite 228. B. W., the (1971), Petrol. of in |  | | Book (edition) | | and others must be thanked. Mead L. Jensen Salt Lake City, Utah CONTENTS "The mining industry is infinitely...of Wilderness and Primitive areas are limiting USA 50 2 Est. United Kingdom ~ 0 .., 100 C 0...the twenty-first century. Oil shale resources in Colorado and Utah are admittedly massive (Table 1-1) even...gall ton Deposit Green River Formation, 418d Colorado, Utah, and Wyoming Chattanooga Shale and equivalent...Canada: Blind River-Elliot Lake, Wollaston Lake, Bancroft, Beaverlodge. Elliot Lake Mexico: Chihuahua (Aldama) |  | | Book | | Whitie is a longtime fixture of New England and Lake Superior geology, but we will not deal here with...06520 Paul K. Sims U. S. Geological Survey Denver, Colorado 80225 Economic Geology 75th Anniversary Volume...Wftwatersrand, and widespread chemical sedimentation of Lake Superior-type banded iron-formations, which reached...units, mostly in the Bevett formation. The Spar Lake deposit is about 15 m thick and conÂŹ tains 58 million...world s greatest concentrations of galena and sphalerite, as well as of much of its barite and fluorite |  | Kidder, J.A., Voinot, A., Leybourne, M.I., Layton-Matthews, D., Bowell, R.J. (2021) Using stable isotopes of Cu, Mo, S, and 87Sr/86Sr in hydrogeochemical mineral exploration as tracers of porphyry and exotic copper deposits. Applied Geochemistry, 128. 104935pp. doi:10.1016/j.apgeochem.2021.104935 | Journal (article/letter/editorial) | | chalcopyrite-pyrite stockworks, with molybdenite and minor sphalerite occurrences. At depth, Cu grades increase with...during weathering of the Ceresco Ridge porphyry molybdenite deposit, Climax, Colorado and a comparison with...isotopic composition of molybdenum in freshwater lake systems. Chem. Geol. 236, 181â198. Mapinfo, 2016 |  | | Report (issue) | | SEG Symposia, October 30 and 31, 1988, Denver, Colorado RICHARD W. HUTCHINSON AND RICHARD I, GRAUCH...Discovery. The McLaughlin Gold Mine, Napa, Yolo, and Lake Counties, California Fre ee ieee i a ip eas...HUTCHINSON Department of Geology, Colorado School of Mines, Golden, Colorado 80401 AND RICHARD I. GRAUCH...Mail Stop 973, Denver Federal Center, Denver, Colorado 80225 THE Geological Society of America celebrated...compressional tectonics, with the gen- in Denver, Colorado, October 1988. Desiring to rec- symposia were |  | | Book (edition) | | PUBLISHING 350 Main Street, Malden, MA 02148-5020, USA 9600 Garsington Road, Oxford OX4 2DQ UK 550 Swanston...happened in the UK in the nineteenth century, in the USA early in this century, in Spain in the early seventies...manganese and chromium are considered critical in the USA, but in the Republic of South Africa (RSA), a major...means the only critical mineral products for the USA and other industrialized nations. A very important...integrated mineral policy. By comparison, that of the USA is full of contradictions and non sequiturs (Wolfe |  | | Book | | Epithermal Systems in the Northern Great Basin, USA. 5.3.8 The Oldest Epithermal Systems, Archaean Pilbara.... . . . . 5.4.3 Geysers-Clear Lake Geothermal System, California, USA . . . . . . . . . . . . . . . ...The Yellowstone National Park Geothermal System, USA . . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . 5.4.6 Lake Tanganyika. . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . 8.4.1 Lake Tanganyika. . . . . . . . . . . . . . . . . . . |
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