 | | Journal (article/letter/editorial) | | Eagle County, Colorado WILLIAM J. WARREN JR. Front Range Minerals P.O. Box 632 Golden, Colorado 80402...wjwmineral@aol.com ED PEDERSEN 11582 Ash Circle Thornton, Colorado 80233 pedersencpg@aol.com 298 ROCKS & MINERALS...MINERALS T he Gilman district, in Eagle County, Colorado, and its premier mineral specimen producer, New...Warren Jr. photo. Figure 2 (above). Index map of Colorado with the location of Gilman and its relationship...to the major mining districts of Leadville and Aspen, the Colorado mineral belt, and the Arkansas Valley-Rio |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | | Report (issue) | | District, Eagle County, Colorado GEOLOGICAL SURVEY Study made in cooperation with the Colorado Mining Industrial... Ore Deposits of the Oilman District, Eagle County, Colorado By THOMAS S. LOVERING, OGDEN TWETO, and T...PAPER 1017 Study made in cooperation with the Colorado Mining Industrial Development Board Description...district that is the leading source of zinc in Colorado and an important source of silver, copper, lead...1896Ore deposits of the Oilman District, Eagle County, Colorado. (Geological Survey Professional Paper 1017) |  | | Report (issue) | | 03 )Σ=0.95 Au0.97 Te4.00 . (2) Bisbee, Arizona, USA; by electron microprobe; corresponding to (Cu0.90...deposits (Chelopech, Bulgaria; Campbell mine, Arizona, USA). Association: Kesterite, tellurium, chalcopyrite...(Chelopech, Bulgaria); tellurium, hessite, sylvanite (Buckeye Gulch, Colorado, USA); tellurium, altaite, calaverite...calaverite, sylvanite, petzite, hessite, tellurantimony, melonite, chalcopyrite, tetrahedrite, sphalerite...Arizona, and at Buckeye Gulch, near Leadville, Lake Co., Colorado, USA. From the Kochbulak gold deposit |  | | Journal (article/letter/editorial) | | MINERALIZATION MINING ALBERT DISTRICT, OF THE COLORADO. S. WILKERSON. ABSTRACT. Two systemsof fissuresin...the northeastend of the Colorado mineral belt, which extends across the Colorado Front Range from Boulder...and Jamestownsouthwestwardto Breckenridgeand Leadville. Gold telluride was discoveredin I875, and sincethen...Regional Structure.raThe regional structureof the Colorado Front Range has been summarizedby Lovering.x The...porphyry stockswas intruded in the western half of Colorado, extendingacrossthe Front Rangefrom the vicinityof |  | | Journal (article/letter/editorial) | | 576 ROCKS AND MINERALS COLORADO TELLURIUMS Downloaded by [JAMES COOK UNIVERSITY] at 08:33 26 August...ROBERT D. ROOTS 3147 W. 39th Avenue. Denver 1 1, Colorado The following article is by one with no technical...Roughly speaking what is called the mineral belt of Colorado runs from northeast to southwest across the State...Sylvanite and Krennerite. The Silver tellurium Hessite that often grades into Petzite. Coloradoite, Mercury...I believe Tellurium was first found in Bou'der County, just where and when I do not know. I have several |  | | Report (issue) | | 45 Z=7 X-ray Powder Pattern: May Day mine, Colorado, USA. 2.16 (100b), 2.55 (80b), 3.03 (70), 2.62 (70)...Total 99.7 99.1 100.00 (1) Red Cloud mine, Colorado, USA; by electron microprobe, corresponding to Ag4...Ag4.76 Te3.00 . (2) Bisbee, Arizona, USA; by electron microprobe, correspnding to (Ag5.41 Cu0.02 )Σ=5...with other tellurides Association: Sylvanite, hessite, altaite, petzite, empressite, tellurium, gold...Island, Lake Temagami, Ontario; and at Lindquist Lake, Quebec, Canada. In the USA, in Colorado, at the |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...LANDIS, AND TOMMY B. THOMPSON, EDITORS Leadville-type ore Sherman-type ore TH E ECON0t-11C GEOLOGY PUBLIS...Geology, 91-A Yale Station, New Haven, CT 06520 Leadville-type ore (top) with rod-textured pyrite in a matrix...paralle l to host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst...Carbonate-hosted sulfide deposits of the central Colorado mine ral belt: Introduction, general discussion |  | | Report (issue) | | Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES...Center, Rm. 1C402,12201 Sunrise Valley Dr. SALT LAKE CITY, Utah-Federal Bldg., Rm. 8105,125 South State...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...Juan Mountains, Colorado By FREDERICKS. FISHER Gold in the Alma Mining District, Colorado By DANIEL R.... SHAWE Precious Metals in the Leadville Mining District, Colorado By TOMMY B. THOMPSON Part I is Chapter |  | | Report (issue) | | Australia. (2) Mother Lode district, California, USA. (3) Ag3 AuTe2 . Occurrence: With other tellurides...vein-controlled gold deposits. Association: Gold, hessite, sylvanite, krennerite, calaverite, altaite, montbrayite...In the USA, at Gold Hill, Boulder Co., Lake City, Hinsdale Co., and Leadville, Lake Co., Colorado; from...the Hollinger mine, Timmins, and the Lake Shore mine, Kirkland Lake, Ontario; in Quebec, at the Robb-Montbray...National Museum of Natural History, Washington, D.C., USA, R9556. References: (1) Palache, C., H. Berman, and |  | | Report (issue) | | Association: Galena, pavonite, aikinite, bismuthinite, hessite, tetradymite, pyrite, chalcopyrite, sphalerite...Riconada Department, Jujuy Province, Argentina. In the USA, at the Mayflower mine, Boise basin area, Ada Co...the Darwin mine, Inyo Co., California; in Colorado, near Lake City, Hinsdale Co., in the Revell #1 mine...mine, north of Silver Cliff, Custer Co., at Leadville, Lake Co., and elsewhere; from the Campbell mine,...Camsell River, about six km south of Great Bear Lake, Northwest Territories. In Germany, from Schapbach |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur........ .................... ..... ^ B lllii Leadville.................................................SPECIMENS from the collection of the Geology Museum, Colorado School of Mines. See page 242 for a full description... All rights reserved. notes fromthej EDITOR COLORADO-III Here we are with our third special issue devoted...devoted to the mines and minerals of Colorado. As most long-time subscribers know, the first in the series |  | | Journal (article/letter/editorial) | | mine, Colorado; Tom Rosemeyer histori cal photo. May/June: Barite on calcite, Stoneham, Colorado; Brian...Keweenawan Basalt, South Range Quarry, Douglas County, Wisconsin, W. S. Cordua, 412-415 Anatase, New...Hampshire, 303 Anglesite, Colorado, 132 Anhydrite, Colorado, 143 Ankerite, Colorado, 132, 143 Apatite, New...Hampshire, 304 Augite, Wisconsin, 414 Barite: Colorado, 133, 143, 200-222; New Hampshire, 290, 334;...Juniors Book reviews, see Media Reviews Bornite, Colorado, 143 Bothner, W. A., Fossils of New Hamp shire: |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ......................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John...Natural History for conceiving the idea of a second Colorado issue and for helping a great deal in bringing |  | Beaty, David W., Cunningham, Charles G., Rye, Robert O., Steven, Thomas A., Gonzalez-Urien, Eliseo (1986) Geology and geochemistry of the Deer Trail Pb-Zn-Ag-Au-Cu manto deposits, Marysvale District, west-central Utah. Economic Geology, 81 (8) 1932-1952 doi:10.2113/gsecongeo.81.8.1932 | Journal (article/letter/editorial) | | the westernUnited States (Tintic, Park City, Leadville, Gilman, Pioche), which, by analogy,may have had...Present address: 13939 West Cedar Place, Golden, Colorado 80401. 0361-0128/86/624/1932-21 $2.50 contr...(1920,p. 557) estimated transition between the Colorado Plateau and the bathat between then and 1917,...rite, one of the TiO2 polymorphs,and zircon. Late hessite(Au free) containingexsolvedblebsof native quar... % %/ga]ena• sphalerite F , py• I D• • hessite pyrite tetrahedrite .biotite .% quartz .o |  | | Journal (article/letter/editorial) | | GILMAN, COLORADO! Minerals of the Eagle Mine and Gilman District No other mine in Colorado, and few...crystalized mineral species as the Eagle mine at Gilman, Colorado. Most experienced collectors are familiar with...WILLIAM J. WARREN 1400 Utah Street, #105 Golden, Colorado 80401 R O B E R T B. COOK Geology Department Auburn...Location The Gilman district is located i n Eagle County, Colorado, approximately 75 miles west-southwest of... S . Highway 24 some 20 miles northwest from Leadville, or by travelling U . S . 24 approximately 9 miles |  | | Book | | MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ 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 resources—Colorado. 2. Mines and mineral resources—New 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) | | by [Gazi University] at 01:28 05 January 2015 Colorado Mineral Treasures from The Field Museum Chicago...article highlights some of the more interesting Colorado specimens there, along with historical background...structures on the grounds included the State of Colorado Building. Many items appeared at the exposition...Vendl are geologists who collect Colorado minerals and study Colorado mining history. Located in the Chicago...the exposition. Harvard Figure 3 (right). The Colorado mineral exhibit was assigned a place of honor |  | | Journal (issue) | | Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................Lapidary Journal, 27, No. 7, 1040. ITALIAN MOUNTAIN, COLORADO by M. M. Groben Italian M ountain (elevation 13...betw een A spen and Crested Butte in w estern Colorado. Although probably visited by early miners, it...writing Alpine Exploration, Box 277, Crested Butte, Colorado 81224, for ap plication. A fee of S6.00 is requested |  | | Report (issue) | | in the Skellefteå VMS district of Västerbotten County, Sweden. Combined, these two groups of deposits...Willow Creek Kensington Hedley Golden Sunlight Red Lake Stillwater 135° 90° 80° Ashanti 90° 135° ...from the Kankberg deposit located in Västerbotten County, Sweden, and the Dashuigou and Majiagou deposits...Ducktown Mother Lode Cripple Creek Bodie Hills Leadville Pueblo Viejo Jefferson Sapo Alegre Ortiz Mountains...Pb)3Te4 Henryite Cu4Ag3Te4 Stutzite Ag7Te4 Hessite Ag2Te Sylvanite AuAgTe4 Imgreite NiTe Teineite |  | | Journal (article/letter/editorial) | | speciesin equilibriumwith calaverite(AuTe2)and hessite(Ag2Te)are stronglydependent upon physicochemical...Markham,1960; BoulderCounty, Colorado,Kelly andGoddard,1969; Cripple Creek, Colorado,Thompsonet al., 1985; GoldenSunlight...ø(Woodet al., 1987)andAgHSø(Gammons thoughthe hessite-acanthite-argentite reaction: and Barnes,1989)...sameasin Figure 1. The Stability of Calaverite and Hessite cannotbe drawninfo2-pHspace,it canbe depicted in...to understanding the stabilityof calaveriteand hessite. In natural systems,gold and silver tellurides |  | | Report (issue) | | Uncompahgre (Ouray) Mining District, Southwestern Colorado Professional Paper 1753 U.S. Department of the...western San Juan Mountains region of southwestern Colorado. In the foreground is a broad, gently south-sloping...Uncompahgre (Ouray) Mining District, Southwestern Colorado By Wilbur S. Burbank and Robert G. Luedke Professional...Uncompahgre (Ouray) mining district, southwestern Colorado: U.S. Geological Survey Professional Paper 1753...Uncompahgre (Ouray) mining district, southwestern Colorado / by Wilbur S. Burbank and Robert G. Luedke. p |  | | Report (volume) | | DEPOSITION IN THE UNCOMPAHGRE DISTRICT OURAY COUNTY, COLORADO WITH SUGGESTIONS FOR PROSPECTING BY W. S...Prepared in cooperation with the COLORADO METAL MINING FUND AND THE COLORADO GEOLOGICAL SURVEY BOARD Contributions...Ouray limestone andLeadvillelimestone. Contact of Leadville limestone with Molas formation .......... Hermosa...ORE DEPOSITION IN THE UNCOMPAHGRE DISTRICT, OURAY COUNTY, COLO. WITH SUGGESTIONS FOR PROSPECTING By W....covering about 15 square miles in Ouray County, southwestern Colorado, lies at the western margin of the San |  | | Journal (article/letter/editorial) | | were played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...Further, each generation had seen an Colorado showing the Colorado mineral belt and the location of the...even realize that the hard growth of mining in Colorado, however, was change. Fortunes work of prospecting...gold, with Hill, Breckenridge district, Summit County. Denver Museum of a constant price of $20.67 per...stories, and moretheir telling has fascinated Colorado natives and tourists alike, not to mention the |  | | Book (edition) | | ............................................. Hessite..................................................(Insert) A Guide to Mineral Collecting at Ouray, Colorado with Notes as to the History and Geology By Ervan...Childers, Bruno Zanett, Ralph Stebbins, all of Ouray, Colorado; Margaret B. Allen, M.A., Orange, New Jersey;... INTRODUCTION TO MINERAL COLLECTING AT OURAY Ouray, Colorado sits astride U.S. Highway 550 “The Million Dollar...malevolent interference. There are some bears in Ouray County but they are very seldom seen. Nor is other wildlife |
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