 | | Journal (article/letter/editorial) | | northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks formed...Survey into “Early, Middle, and Late” Eras. In Colorado we because of the subsequent folding and overthrusting...subduction zone and possibly the creation Era in Colorado and Wyoming of a volcanic island arc. Carpenter...perhaps be the Phillipine island arc, and Jack Colorado show two major rock groups with different ages |  | | Journal (issue) | | 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 |  | | Journal (article/letter/editorial) | | Borup, R. A., with Levinson, A. A. High hafnium zircon from Norway New data on hafnium, zirconium and...euxer-riteand associated minerals, Sand Basin, Grar.rite County, Montana Coombs, D. S. Lawsonite metagraywackes...lamprophyre sill, Northern La Plata Mountains, Colorado (Rogers, 774 Longshore). 1322 TNDEX TO VOLUMD...possible new yttrium fluocarbonate from Dover, Morris County, New Jersey 92 (Smith, Stone, Ross, Levine) Drysdall...a s s o ti ciated minerals, Sand Basin, Granite CountY, Montana 459 (Heinrich, Conrad) Evans, H. T. and |  | | 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 |  | | 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 supplement...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines...Thompson George Witters Martin Zinn III and Colorado in the :Mineralogical Record Supplement to 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 |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...picture are paralle l to host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom)...cemented or veined with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn...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 |  | | Report (chapter) | | South Platte District, Colorado · by Wm. B. Simmons and E. Wm. Heinrich Colorado Geological Survey Department...Department of Natural Resources Denver, Colorado I 1980 Front cover: Wide Angle photograph of the Oregon...2~ pegmatite, South Platte pegmatite district, Colorado. This striking example graphically illustrates...RARE-EARTH PEGMATITE$ OF THE SOUTH PLATTE DISTRICT, COLORADO by Wm. B. Simmons, Jr. Department of Earth Sciences...Michigan Ann Arbor, Michigan 48109 CGS LIBRARY Colorado Geological Survey Department of Natural Resources |  | | Report (issue) | | Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES...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....Precious Metals in the Leadville Mining District, Colorado By TOMMY B. THOMPSON Part I is Chapter C U.S... 1. Bald Mountain gold mining region, northern Black Hills, South Dakota / by James J. Norton, [etc.] |  | | 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...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...quadrangle.............. 11 Plots of apatite and zircon fission-track data for the Gilman, Tennessee Pass |  | | Journal (article/letter/editorial) | | rare earths. The nearest neighbor to the Black Cloud, the Teller pegmatite near Lake George(Glasset al....pegmatities of the district, ate characterized The Black Cloud deposit apby Y-earth accessorymineral assemblages...EUXENITE AND ASSOCIATEDMINERALS, SAND BASIN, GRANITE COUNTY,MONTANA* E. Wu. HBrNnrcn AND M. A. CoNn.Lo,Department...present, 0.5-2 mm. in size (Fig. 1, B). Minute black opaque inclusions common; fractures abundant. Fluoresces...(Fig. 1, A). Radioactivity weak. 4. Allanite. Dull black irregular grains and prismatic crystals, 0 5 mm |  | 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). |  | | Journal (article/letter/editorial) | | Little Falls dolostone at exposures in Herkimer County, New Y o r k , and elsewhere. Despite their popularity...complexly zoned, Li-rich pegmatite in Florence County, Wisconsin, has revealed an unusual phosphate assemblage...not occur in this section, but Feenriched, blue-black tourmaline is found in its place. A l l phosphates...02138-2902. In the absence of analytical data, black or dark-colored tourmalines are usually labeled...Hill in Norwich, Windsor County, Vermont ( H M M #128449). 2. Stubby black crystals of dravite occur |  | 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...Porphyry sill(s) and in the ~40 Ma Leadville-type Black Cloud massive sulfide deposit. Paleomagnetic fold,...characteristic remanent magnetization. Thereafter the Black Cloud Leadville-type massive sulfide deposit was magnetized |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 Lazard Cahn Honorary President Sept 2020 “Pick...Details Inside COLORADO SPRINGS MINERALOGICAL SOCIETY PO BOX 2 COLORADO SPRINGS, COLORADO 80901-0002 Sep...Pete Modreski) SUSPENDED Van Tuyl Lecture Series, Colorado School of Mines, Iron Ores in North America –...on. POSTPONED Symposium on Water and Energy in Colorado, to be held in Ricketson Auditorium, Denver Museum...Museum of Nature and Science. Cosponsored by the Colorado Scientific Society, Denver Museum of Nature & |  | | Journal (article/letter/editorial) | | Description of Hand Specimen Chafiee, C-l Chaftee Co., Colorado Prisms in red feldspar. Pegmatite veins in quartz... South Australia Black Nutarami, G-1 Nutarmint, Avigeit, West Greenland Black, vitreous, in feldspar...feldspar in granite rocks containing hornblende zircon crystals and allanite Pacoima, P-1 Pacoima Canyon...vitreous black. I gnerss 37121 Buoe, near Arendal, Norway Nearly pure mass,vitreous black, some feldspar...feldspar and veinlike black greasy inclusions. Pegmatite velns rn gnerss 37144 Baringer Hill, Llano Co |  | | Book (volume) | | ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ......................................................................22 Arizona County Map ..................................................................45 Arizona – Yuma Co. Hull Mine Site Map ...................................... |  | | Report (issue) | | Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |  | | Report (volume) | | Division of Mines Special Reports _.......__ ________ Colorado Mining Association publications . Economic Geology...the areas and subjects are listed under States, "Colorado Plateau," "United States," or under a few subject...Institute San Diego, San Diego Public Library COLORADO Denver, Denver Public Library CONNECTICUT New...NORTH CAROLINA Charlotte, Charlotte and Mecklenburg County Public Library Durham, Duke University Library...Antonio, San Antonio Public Library UTAH *Moab, Grand County Public Library *Provo, Brigham Young University |  | | Catalog/List | | 363 3601 A.JOITE CRYSTALS New Cornelia mine, Ajo, Pima County, Arizona. Hydrated copper aluminum silicate...AUSTRALITE Nullabor Plain, West Australia. Pure black button-shaped mass, smoky-gray color on thin edges...Keystone mine, Crested Butte, Colorado. A lead copper antimony sulfide.--i3i.rilliant gray-black cogwheel...xls on matrix, T/N $. 50, $1. 00 AMOSITE Penge mine, Cape Province, Republic of South Africa. A basic...$7.50 and $9. 50. ARSENOLITE CRYSTALS White Caps mine, Manhattan, Nevada. Arsenic trioxide. Very sharp |  | | 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...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | 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...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Report (volume) | | Geology of Uranium Deposits in the Front Range, Colorado By P. K. SIMS and D. M. SHERIDAN With sections...mines_______________________________________ Boulder CountY----------------------------------~-----------Jamestown...Generalfeatures--------------------------------------Blue Jay mine, by R. U. King__________________________ Fair Day...mine________________________________________ Nations Treasure mine, by R. U. King___________________ Victory group...Generalfeatures_______________________________________ Black Cloud mine_ _ _ __ ____ __ ____________ __ _ _______ |  | | Report (volume) | | and Mineral Resources. Colorado School Mines Mineral Industries Bull.-Colorado School of Mines, Mineral...Colo. Colorado School Mines Quart-Colorado School of Mines, Quarterly. Golden, Colo. Colorado Sci. Soc...Soc. Proc.-Colorado Scientific Society, Proceedings. Denver, Colo. Commonwealth Bur. Soils, Tech. Comm...Johannesburg, South Africa. Mines Mag.-Mines Magazine. Colorado School of Mines Alumni Association. Denver, Colo...Monazite deposits in calcareous rocks, Northern Lehmi County, Idaho: Idaho Bur. Mines and Geology Pam ph. 99 |  | | Catalog/List | | d>anu> ^IVefCenS^Minerats Mineral Dealer <£ Mine Agent Barn Cottage, Lower Boscaswell, Pendeen, Nr...£5-50. 'Z ‘_ 2£x2x1", £4.25. ALMANDINE. Broken Hill Mine,New South Wales.Australia. Very largei ,matrixfree... 2-Jx2xJ", £14.00. 10. ANGLESITE. Broken Hill Mine,New South Wales.Australia, Several large,creamy... Very rich for this mine. 1-Jx1^x1",, £20.00. 11. ANGLESITE. Bunker Hill Mine,Kellogg,Idaho,U.S.A....fragment. 1£x1x1", £12.00. 12. ANGLESITE. Touissit Mine,Nr.Oujda,Morocco. Two very different but equally |
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