 | | Journal (article/letter/editorial) | | January 2015 Minerals of the Gilman District and Eagle Mine Eagle County, Colorado WILLIAM J. WARREN JR. Front...632 Golden, Colorado 80402 wjwmineral@aol.com ED PEDERSEN 11582 Ash Circle Thornton, Colorado 80233 pedersencpg@aol...298 ROCKS & MINERALS T he Gilman district, in Eagle County, Colorado, and its premier mineral specimen...Company’s Eagle mine, are located about 120 kilometers west-southwest of Denver. The Gilman district was originally...known as the Battle Mountain district and was later referred to as the Red Cliff district. Much of the |  | | Journal (article/letter/editorial) | | of medium-pink rhodochrosite on sphale rite (marmatite), 11 cm in diameter. Right: Quartz (var. amethyst)...cm. GILMAN, COLORADO! Minerals of the Eagle Mine and Gilman District No other mine in Colorado, and...crystalized mineral species as the Eagle mine at Gilman, Colorado. Most experienced collectors are familiar...pyrite specimens that have been pro duced from this mine over the years, but few are aware of the entire...WILLIAM J. WARREN 1400 Utah Street, #105 Golden, Colorado 80401 R O B E R T B. COOK Geology Department Auburn |  | | Report (issue) | | Ore Deposits of the Oilman District, Eagle County, Colorado GEOLOGICAL SURVEY Study made in cooperation...cooperation with the Colorado Mining Industrial Development Board PROFESSIONAL PAPER 1017 Ore Deposits...Deposits of the Oilman District, Eagle County, Colorado By THOMAS S. LOVERING, OGDEN TWETO, and T. G. LOVERING... 1017 Study made in cooperation with the Colorado Mining Industrial Development Board Description of...geologic setting of a mining district that is the leading source of zinc in Colorado and an important source |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...(top) with rod-textured pyrite in a matrix of marmatite with minor gale na and quartz. W hite dolomite...some ,·ugs. Late narrow veinlets of quartz and marmatite fi]J fractures and partiall y replace pyrite rods...paralle l to host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst...veined with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn Sacco, Peabody |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 Lazard Cahn Honorary President October 2018...Steven Veatch Topic: The Greater Alma Mining District: A Colorado Mining Legend Please note: Members whose...OCTOBER PROGRAM The Greater Alma Mining District: A Colorado Mining Legend By Steven Wade Veatch The...The first gold strike in Park County, Colorado was on the eastern slope of the Mosquito Range in the northwest...northwest part of the county at Buckskin Gulch in 1859—the same year the “Pikes Peak or Bust” gold rush |  | | Journal (article/letter/editorial) | | Library] at 00:11 06 November 2014 Eagle Mine, Cilman, Eagle County, Colorado W orld production of zinc is...Although Colorado boasts an unusually large number of good sphalerite occurrences, the Eagle mine at Gilman...now-closed mines of Gilman are the theme of the 2003 Denver Gem and Mineral Show, two Gilman sphalerites have...through pale yellow and green to various shades of red and brown, and black. It is typically transparent...those containing up to about 25 percent iron (marmatite), the relationship between the two apparently |  | | Journal (article/letter/editorial) | | [University of Nebraska, Lincoln] at 13:31 09 June 2016 Colorado boasts numerous localities where fine sphalerite...Elmwood, Tennessee; the mines of the Tri-State district of Missouri-OklaDownloaded by [University of Nebraska...of sphalerite also occur at many localities in Colorado, in shades of amber, emerald- or lime-green,... black (sometimes referred to as marmatite), pink, or dark red (Eckel et al. 1997). Sphalerite crystallizes...Muntyan, former director of the Ouray County Museum in Ouray, Colorado, is a frequent contributor to Rocks |  | | Journal (article/letter/editorial) | | JANUARY, •9•5 AND ORE DEPOSITS No, OF RED CLIFF, COLORADO. A. H. MEANS. INTRODUCTION. Muchatt[ntion...fissureveins to blanketdepositsin that district. At Red Cliff theconditions of deposition aresimilartc•Leadville...Leadville,there are fissuresand blanketdeposits. In Red Cliff, however,it was possibleto determinethe relationof...following paper. LOCATION. The Red Cliff or Bn•le Mountain District (altitude 8,600 feet) is locatedin...locatedin the southeastern part of Eagle County,Colorado, about 2o miles north-northwestof Leadville, and 75 |  | | Journal (article/letter/editorial) | | Carbonate-HostedGold Depositsat TennesseePass,Colorado DAVID W. BEATY, CanyonResourcesCorporation,14142...Winds Minerals, 11407 North Deer Lane, Parker, Colorado 80134 Abstract Numeroussmallmantodepositsoccurin...vicinity of TennesseePass,locatedbetween the Gilman andLeadville mining districtsin central Colorado.Thesedepositsare...stratigraphicallycontrolled alteration (similar to the Gilman district). The TennesseePassdistrictthus may representthe...Dolomite. The area is located in Lake and Eagle Counties,Colorado,between Leadville and Gilman.The Jenni |  | | Report (issue) | | Oxidized Zinc Deposits of the United States Part 3. Colorado By ALLEN V. HEYL GEOLOGICAL SURVEY BULLETIN...deposits and the resources of oxidized zin.c ores in Colorado UNITED STATES· GOVERNMENT PRINTING OFFICE, WASHINGTON...19180xidized zinc deposits of the United States. Part 3. Colorado. Washington, U.S. Govt. Print. Off., 1964. vi...Bibliography : p. 88-91. 1. Zinc ores-Colorado. 2. Zinc mines and mining-Colorado. I. Title. (Series) For sale..._________ Eagle County_________________________________________________ Red Cliff (Gilman) district_ |  | Bačík, Peter, Fridrichová, Jana, Rybnikova, Olena, Štubňa, Ján, Illášová, Ľudmila, Škoda, Radek, Vaculovič, Tomáš, Pulišová, Zuzana, Sečkár, Peter (2023) Crystal-Chemical and Spectroscopic Study of Gem Sphalerite from Banská Štiavnica, Slovakia. Minerals, 13 (1) 109 doi:10.3390/min13010109 | Journal (article/letter/editorial) | | and Rozália veins in the Banská Štiavnica ore district. The yellow (sample A) and olive-green sphalerite...the yellow-red part of the visible spectrum giving rise to yellowish-orange and orange-red colors. Absorption...Absorption in the red region for olive-green sphalerite is more pronounced, explaining the shift to greenish...translucent and has an attractive color—yellow-brown, red-brown, green, yellow, or orange—it is suitable for...abundant black marmatite, cleiophane, which is colorless to white and translucent; red sphalerite called |  | | Journal (article/letter/editorial) | | KokomoMiningDistrict,Colorado CRAIG J.MACH* ANDTOMMY B.THOMPSON **'• Department of EarthResources, Colorado StateUniversity...StateUniversity, Fort Collins,Colorado 80523 Abstract The oresof the Kokomo miningdistrict,Colorado, areAg-Pb-Znmassive...calcareous sedimentary rockscentered on theTucker Mountain area.Mantoorebodies occurto thesouthin anupdipdirection...bandedandtabulartextures verysimilarto oresat Leadville and Gilman,Colorado. Ore deposition occurred in the generalsequence:...LeadvilleDolomiteis the dominant ore host at Leadville and Gilman, whereas thin THEI(OKOMO miningdistrictislocatedin |  | | 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...enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground |  | | 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) | | decide whether a certain metalliferous deposit or district should be included or not. The problem was also...other forms) since 1935 is reviewed. New sulfur mining and recovery projects in the United States and...chemical properties of sulfur, the geology and mining operations of the salt-dome sulfur deposits, the...sulfur by superheated water through wells at Sulphur mine, Louisiana, are fully detailed. Exploration and...Swager, W. L. , and Sullivan, J. D. , 1951, Sulphur: Mining Engineering, vol. 3. , pp. 403409. The history |  | | Journal (issue) | | Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................had achieved considerable fame, and the right to mine diopside was obtained that year by G eorge L. English...thereafter. In 1971 both the land and the right to mine diopside were purchased by the present owners, Schuyler...Alveum, R obert Dow, and G eorge Robinson. T he mine is now being worked interm ittently each year for |  | | Book (volume) | | ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona – Cochise Co. Mining Districts .................................... |  | Symons, D. T. A., Lewchuk, M. T., Taylor, C. D., Harris, M. J. (2000) Age of the Sherman-Type Zn-Pb-Ag Deposits, Mosquito Range,Colorado. Economic Geology, 95 (7) 1489-1504 doi:10.2113/gsecongeo.95.7.1489 | Journal (article/letter/editorial) | | Sherman-Type Zn-Pb-Ag Deposits, Mosquito Range, Colorado D. T. A. SYMONS,† M. T. LEWCHUK,* Earth Sciences...Survey, Box 25046, Denver Federal Center, Denver, Colorado 80225 AND M. J. HARRIS Earth Sciences, University...Sherman-type Zn-Pb-Ag dolomite deposits in central Colorado are hosted in dolostones of the Early Mississippian...debated since their discovery near Leadville, Colorado, more than a century ago (Behre, 1953; Fig. 1)... U.S.A. Leadville ge 10 A B C D Eagle Minturn Basin Gilman km Mo squ ito Tennessee Pass Ancestral |  | | Book (volume) | | ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...sandstone⎯red ocher. (Such deposits were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL...nearby exposures, deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the |  | | Book (volume) | | ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...sandstone⎯red ocher. (Such deposits were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL...nearby exposures, deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the |  | | 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? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................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 |  | | Journal (article/letter/editorial) | | 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...Minerals was titled “The Copper Mountain Pegmatite District, Freniont County, Wyoming” and was in the JulylAugust...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 |  | | Journal (article/letter/editorial) | | DEFINITION OF SOUTH A MINERAL CENTRAL BELT COLORADO. IN • JOHN W. GABELMAN. CONTENTS. PAGE Abstract............... Geologichistory of south central Colorado ................................ 180 182 182.................................. South central Colorado mineral belt ...................................Cotopaxizinc mine .............................................. 189 190 190 192 193 193 193 Marion mine .....Silver Cliff-Rosita Hills .......................................... 196 196 Areas of district definitionwith |  | | Journal (article/letter/editorial) | | several counties. In addition, the TriState zinchead mining area, active for more than one hundred years, extends...as the Picher district, which is in the Oklahoma portion of the TriState. This district has probably produced...locality is the copper mineral outcrops in the Permian red beds. Joe Lobell’s (1986) article describes one group...October 2014 Mineral Index by Counties Alfalfa County Carmen, 2 mi. NE of Carmen, 1 .1 mi. W of Highway...Permian-age Crisfield Sandstone: malachite. Adair County Bunch, near Bunch, secs.l.5, 16, T.14N, R.24E: |  | | Journal (article/letter/editorial) | | secondary phosphate minerals. Although some pegmatite mining for feldspar still continues (Jacobson 1994). the...except for the Homestake mine, which has operated for more than 120 years, most mining in the area peaked in...and fewer chances to obtain any. However, some mining, mineral exploration, and mineral collecting continues...FiridofGt~rnSphultirite ut IIIP Bulinut Zinc Mine, St. Luwrence County, tditor of NPW b r k ” unrl iipptwwl...and additions. Mlneral Index by Counties Brule County Elm Creek, IS mi. S. of Chamberlain, near junction |
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Eagle Mine, Gilman, Gilman Mining District, Eagle County, Colorado, USA