 | | 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) | | 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...the Eagle mine and the somewhat larger Gilman district (also known as the Battle Mountain district) within |  | | 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) | | the Minturn 15-Minute Quadrangle, Eagle and Summit Counties, Colorado By OGDEN TWETO and THOMAS S. LOVERING...PAPER 9 56 Prepared in cooperation with the Colorado Mining Industrial Development Board Geology of the...the region surrounding a major zinc mining district and the Vail recreational area, with emphasis on the...Dyer Dolomite .............................. . Gilman Sandstone .......................... . Leadville...Continued Minturn Formation- Continued .Jacque Mountain Limestone Member ........ . Changes in thickness |  | | Journal (article/letter/editorial) | | MUNTYAN 536 Third Avenue P.O. Box 495 Ouray, Colorado 81427 All photographs by John R. Muntyan of specimens...B ~i~~~~ 1. Mine along West willow Creek, near Creede and across from the Bachelor mine. Photo by author...the Rock Candy mine in British Columbia, Canada; and in the United States in Hardin County, Illinois, among...localities. Barite also occurs in many localities in Colorado, where it often forms attractive, wellcrystallized...wellcrystallized crystal groups. Colors reported for Colorado barite range from sky-blue to snowwhite to golden |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...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...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 |  | Wallace, A.R., Ludington, Steve, Lovering, T.G., Campbell, D.L., Case, J.E., Grauch, V.J.S., Knepper, D.H. (1988) Leadville 1 degree x 2 degrees Quadrangle, Colorado; a pre-assessment. Open-File Report Vol. 1988 (88-74) US Geological Survey doi:10.3133/ofr8874 | Report (issue) | | GEOLOGICAL SURVEY Leadville I°x2° quadrangle, Colorado: a pre-assessment by Alan R. Wallace , Steve...standards and stratigraphic nomenclature. Denver, Colorado -Menlo Park, California CONTENTS Page Preface............ 18 19 20 TABLES Table 1. 2. 3. 4. Mining districts in the Leadville quadrangle................................. Base- and precious-metal mining areas......................... 4 11 16 17 PREFACE...the Leadville I°x2° quadrangle in west-central Colorado under the Conterminous United States Mineral Resource |  | | 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 (volume) | | of the Leadville 1°X2° quadrangle, west-central Colorado : summary and discussion I by Alan R. Wallace...Radioactive dating-Colorado-Leadville Region. 2. Geology, Stratigraphic. 3. Geology-Colorado-Leadville Region...Appendix E. Geochronologic data listed by mining district .. ........... ............. .......... .....geochronology samples, Leadville 1°X2 o quadrangle, Colorado. III IV CONTENTS FIGURES 1. 2. 3. 4. 5. 6...of the Leadville 1°X2° quadrangle, west-central Colorado........................ 2 Map showing major geologic |  | | Journal (article/letter/editorial) | | Photographs JanuaryFebruary: Rhodochrosite, N’Chwaning mine, Hotazel, South Africa. Martin Zinn specimens, Erica...Cryo-Genie mine, San Diego County, California. Natural History Museum of Los Angeles County specimen,...Ground Hog mine, Gilman, Eagle County, Colorado. Natural History Museum of Los Angeles County specimen...Acanthite-argentite, Colorado, 307 Actinolite/tremolite, Michigan, 344 Adularia, Michigan 341 “Alaskaite,” Colorado, 307...395 Allanite-(Ce), California, 162 Allophane, Colorado, 307 Almandine, Connecticut, 261 Almandine-spessartine |  | | 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...colors ranging from pale to intense pink, cherry-red, and tannish-pink. Along with amazonite, it i s one...one of the most recognized and coveted Colorado minerals. partiY DO e the presence of a mix of Mn...occurs in significant amounts in many mining districts of the Colorado mineral belt, a large, elongated, |  | | Report (issue) | | SOURCES FOR GROUND-WATER HYDROLOGY AND GEOLOGY OF COLORADO WEST OF THE CONTINENTAL DIVIDE By Edward R. Banta...in cooperation with the COLORADO WATER CONSERVATION BOARD Denver, Colorado 1992 U.S. DEPARTMENT OF...Copies of this report can be purchased from: District Chief U.S. Geological Survey Box 25046, Mail Stop...geologic data for wells and test holes in western Colorado- - ________ _ ____ 111 3 BIBLIOGRAPHY, INDEX...SOURCES FOR GROUND-WATER HYDROLOGY AND GEOLOGY OF COLORADO WEST OF THE CONTINENTAL DIVIDE By Edward R. Banta |  | | 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 |  | | 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...associated with blue fluorite, galena, and water-clear gypsum have been found in recent years in the Dolomite |  | | 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 |  | | Report (volume) | | Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado COLORADO • Mineral Resources...the Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado By ALAN R. WALLACE, GREGORY K...the Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado by Alan R. Wallace ... [et al...no.: I 19.3:1879 1. Mines and mineral resources-Colorado-Holy Cross Wilderness. 2. Holy Cross Wilderness...San Isabel National Forests, Eagle, Pitkin, and Lake Counties, Colorado. This area was established as |  | | Journal (issue) | | - - - - - - - - - - - Mineral Collections 1n Colorado A Supplement to The Mineralogical Record November-December..."Smithsonian packet," Smoky Hawk claim, Florissant, Colorado. Collected in 2008; Dorris Family collection;...certificates for mines in the Cripple Creek District, Colorado, in 1898 and 1901. Sponsorship: This special...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines...Kile Brian Kosnar Bryan & Kathryn Lees Ian Merkel Mining Hall of Farne, Steve Whittington curator Nick North |  | | Report (issue) | | in petroleum and natural gas, and anhydrite and gypsum--occur in great abundance in the United States...decide whether a certain metalliferous deposit or district should be included or not. The problem was also...deposits, coal, industrial and refinery gases, and gypsum and anhydrite. The locations of the principal native...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 |  | | Report (volume) | | Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado U.S. GEOLOGICAL SURVEY BULLETIN...Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado By MARGO I. TOTH, ANNA B....Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado / by Margo I. Toth ... [et...mineral resources Colorado White River National Forest. 2. Mines and mineral resources Colorado Arapaho National...National Forest. 3. Geology Colorado White River National Forest. 4. Geology Colorado Arapaho National Forest |  | | 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 .................................... |  | | Journal (article/letter/editorial) | | PALEOZOIC STRATIGRAPHY OF T H E SAWATCH RANGE, COLORADO BY J . HARLAN JOHNSON CONTENTS Abstract........4. 5. 6. 7. 8. 9. 10. 11. Page Index map of Colorado.................................................Mississippian and Devonian formations in vicinity of Aspen district.. Composite sections of Paleozoic formations across...Composite sections of Paleozoic formations from Gilman to Ashcroft......................................Sawatch Range, a high and rugged mountain uplift in central Colorado, separates the Ar kansas River valley |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | | Report (volume) | | The setting of Aspen. View south from slope of Red Mountain across the Roaring Fork Valley and up Maroon...right are: Aspen Mountain, Hayden Peak, Highland Peak, Pyramid Peak, and Siever Mountain. Red Butte in foreground...p. Supt. of Docs. No.: I 19.3:1603 1. Geology Colorado Aspen Region. I. Martin, Peter L. III. Series...in brief 1 The history of the Aspen region From mining to recreation 7 The story of the land 13 Rushing...The early Paleozoic Much time and thin rocks 32 Mountain uplifts and thick rocks The later Paleozoic and |  | | 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_ |  | | 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 |
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