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| 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 |
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| 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 |
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| HISTORY OF FOUR Native Silver Localities 7 in Colorado Downloaded by [University of California, San Diego]...72 Golden, Colorado 80403 All photos by author unless otherwise noted SINCE 1859 COLORADO HAS PRODUCED...rather than the native metal. Native silver in Colorado has been deposited both as a primary mineral,...across, Up to Date mine, Bald Mountain, Caribou area, Grand Island district, Boulder County. Specimen owner...(Front Range, central, and San Juan Mountains) of Colorado mineral belt. Some representations of mineral |
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| Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and...Inc. 1441 W. Forty-sixth Avenue Suite 14 Denver, Colorado 80211-2338 P art one of this article (July/August...of gold in Colorado and the mining history and geology/mineralogy of the Front Range mining districts...and California Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis...7 by 2.5 cm (8.5 ounces), Ground Hog mine, Gilman, Eagle County. Harvard Mineralogical Museum specimen |
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| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
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| ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |
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| ...........................................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 .................................... |
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| description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |
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| R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...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...about $200 on the out-of-print market. The second Colorado issue was vol. 10, number 6 (1979), and we still |
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| The Triangle of Colorado Mountains of Minerals Contributors David W. Bunk, Robert B. Cook, Don Earnest... Contents PAGE4 PAGE 10 4 The San Juan Triangle of Colorado Ho for the San Juans! by Duane A. Smith, Mark...and Karen A. Vendl L ocated in southwestern Colorado and covering over 31,000 square kilometers, the...zinc, tungsten, and copper. In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San...San Juans one of Colorado's four great mining regions along with Leadville, Cripple Creek, and Central City |
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| designate the papers for advance publication] (A) Some mining districts of eastern Oregon, by James Gilluly,...deposits of the Takilma-Waldo district, Oreg., including the Blue Creek district, by Philip J. Shenon________...Shenon________ (C) The Climax molybdenum deposit, Colorado, by B. S. Butler and J. W. Vanderwilt, with a section...ILLUSTRATIONS PLATE 1. Index map showing location of mining districts in eastern Oregon. 8 2. Topographic and...and geologic map of the Mormon Basin mining district, Baker and Malheur Counties, Oreg _ 32 3. Geologic |
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| ...........................................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...well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a bed...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| ...........................................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...well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a bed...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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| AND ORE DEPOSITS OF THR BRECKENRIDGE DISTlliCT, COLORADO BY :b_,REDERICK LESLIE RANSOME 'f3lfWASHINGTON..._.......................... . Situation of the district. ....... ____ . __ .. __________ ................ _. ___ ....... _..... _... _..... __ .. The district. __ ... ____ .... __ ... ___ ... ___ .. ____ .... _. __ ..... __ . _.. __ ...... . History o.f mining .. ___ .. ______ .... _. ________________ . __...____ .... _____ .. CHAPTER IV.-Structnre of the district. ................... _............. _....... __ |
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| Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................te ria l, R ey n o ld s C o., M o. Gene & Cleta Baker Phone: Rt. 3 Box 53 Ellington M O 63638 314/663-7823...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 |
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| Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER MOORE GEOLOGICAL...of the general geology and ore deposits of the district which forms the northwestern part of the important...~arcasite________________________________________ Sphalerite _____ -------____________________________ Ch...veins___________________________________________ Galena-sphalerite veins_____________________________________ Hypogene...section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major faults (veins) |
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| Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39...disseminations_ Cotopaxi mine _____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property |
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| Pyrite, Selenite and Sphalerite. A few alluvial Diamonds have been found. ASHTABULA COUNTY CONNEAUT, area...CLERMONT COUNTY MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON...Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia, Bedford...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |
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| Pyrite, Selenite and Sphalerite. A few alluvial Diamonds have been found. ASHTABULA COUNTY CONNEAUT, area...CLERMONT COUNTY MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON...Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia, Bedford...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |
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| 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 |
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| 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 |
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| Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County, Colorado...Colorado, USA By Ken Kucera Fabulous mineral specimens from the rich Bulldog Mountain Mine grace private and...recovered from the mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety...of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company 8 “Pirate’s Treasure...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |
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| Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County, Colorado...Colorado, USA By Ken Kucera Fabulous mineral specimens from the rich Bulldog Mountain Mine grace private and...recovered from the mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety...of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company 8 “Pirate’s Treasure...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |
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| Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County, Colorado...Colorado, USA By Ken Kucera Fabulous mineral specimens from the rich Bulldog Mountain Mine grace private and...recovered from the mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety...of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company 8 “Pirate’s Treasure...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |
| | Journal (article/letter/editorial) |
| Mountain Mine (or Bulldog Mine) A Legacy Rich In Silver Creede Mining District, Mineral County, Colorado...Colorado, USA By Ken Kucera Fabulous mineral specimens from the rich Bulldog Mountain Mine grace private and...recovered from the mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety...of the Bulldog Mountain Mine 7 “Close, But No Cigar” 7 The Homestake Mining Company 8 “Pirate’s Treasure...Paradise 11 Mineralogy and Paragenesis Bulldog Mountain Mine 11 Six Stages of Mineraliza�on 18 Minerals Overview |
