 | | Report (volume) | | the Browns Canyon Wilderness Study Area, Chaffee County, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 1716-C...the San Isabel National Forest, south-central Colorado: U.S. Geological Survey Bulletin 1638, p. 40-42...SOUTH-CENTRAL COLORADO Mineral Resources of the Browns Canyon Wilderness Study Area, Chaffee County, Colorado...Area, Chaffee County, Colorado. (Mineral resources of wilderness study areas South-Central Colorado; ch...Mines and mineral resources Colorado Browns Canyon Wilderness. 2. Geology Colorado Browns Canyon Wilderness |  | | Journal (article/letter/editorial) | | Note: Gold in Rhyolite at Nathrop, Colorado Denver Nathrop # Pueblo COLORADO DAVID E. SEAMAN 36 Winter...Winter Street Norway, Maine 04268 Ruby Mountain at Nathrop, Colorado, has been noted for many years as...while a grad uate student at the University of Colorado in 1932. That was the year of my first collecting...Arizona, New Mexico, and returning once again to the Nathrop, Colo rado site. We collected garnets and topaz...observing gold with the rhyolite, hematite and pseudobrookite have also been noted; this is the first reported |  | | Journal (article/letter/editorial) | | is from Leiper’s quarry at Springfield, Delaware County, Pennsylvania (Peters 1984). When the spessartine...former, and bixbyite, topaz, sanidine, and pseudobrookite in the latter. Because of its broad distribution...to 7 cm across occur near Middletown, Middlesex County, and massive spessartine and relatively small crystals...localities in Figure 2. A classic Avondale, Delaware County, Pennsylvania, spessartine specimen with a major...HUK [OL *PU JPUUH[P4PULYHS:VJPL[` Delaware County, Pennsylvania. Detailed work by Lindsley and Peters |  | | Journal (article/letter/editorial) | | garnet from the Topopah Spring Tuff at Yucca Mountain, Nevada, USA R. J. MOSCATI* AND C. A. JOHNSON U.S...Federal Center, Box 25046, MS 963, Denver, CO 80225, USA [Received 20 January 2014; Accepted 10 April 2014;...Spring Tuff of the Paintbrush Group from Yucca Mountain, in southern Nevada. The Miocene-age Topopah Spring...not found in the Topopah Spring Tuff at Yucca Mountain. Based on their occurrence only in lithophysae...lithophysal floors. K EY WORDS : garnet, Yucca Mountain, vapour phase, oxygen isotope, tridymite, Topopah |  | | Journal (issue) | | WASHINGTON November 8, 2008 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...think of the beautiful spessartine from Ruby Mountain, Colorado. So we chalk up another mineral to look... 3 Pseudobrookite Twins from the Lemolo Lake Quarry Don Howard and Kent England Pseudobrookite was...the United States. The crystal structure of pseudobrookite is orthorhombic, the most common form being...matter of twinning in pseudobrookite to be considerably in doubt. Pseudobrookite is reported to occur |  | | Journal (issue) | | Menzies Pink topaz from the Thomas Range, Juab County, U ta h .........................................to Uli c/o Martin Zinn, P.O. Box 2433, Evergree Colorado 80439. I The Mineralogical Record, volume 26,...Chilon, Nerchinsk district, Siberia. 12 = Nathrop, Colorado. 6 The Mineralogical Record, volume 26, January-February...unique belt of rhyolites that extends from Utah and Colorado into Mexico, along the southern section of a m...These span both sides of the Colorado Plateau, mainly in Utah and Colorado. Typically they have extruded |  | | Report (issue) | | Denver, Colorado, USA © 2011 by Lithographie, LLC P.O. Box 11613 • Denver, CO 80211 • USA Phone 1.303...Topaz ALFREDO PETROV & JOHN RAKOVAN 34. Colorful Colorado DAVID W. BUNK 42. Mongolian Topaz: The Gorkhi...and quartz, 5.3 cm tall Sawtooth Mountains, Boise County, Idaho shown under longwave ultraviolet light (left)...Province, Afghanistan; San Diego County, California, and Thomas Range, Utah, USA Associated Species: In topaz...topaz rhyolites: pseudobrookite, bixbyite, red beryl, hematite, and quartz. In pegmatites: microcline, zinnwaldite |  | | Journal (issue) | | Alves Minerals of the Black Pine mine, Granite County, Montana ........................................occurrence of bixbyite, spessartine, topaz and pseudobrookite from Ash Creek near Hayden, Arizona .........California mineral collector, specializing in San Diego County and Baja California spec imens through purchase...largest land transactions in the history of San Diego county, and moved to the Hi Hope Ranch near Oceanside...building up the M useum ’s collection of the San Diego County minerals. The Museum recently reopened its remodeled |  | | 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 |  | | Book (volume) | | SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma, Texas...Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma, Texas...Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE THIS BOOK...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible...for the county in which it is located. This site number also appears under the given county in the text |  | | Journal (issue) | | Brizzi The Alice Glory Hole, Clear Creek County, Colorado ................................185 by T....M. Kohler & L. Minnaar Garnet Hill, White Pine County, Nevada .........................................banded rhodochrosite from Catamarca, Argentina; ruby in green zoisite from Tanzania; petrified wood;...85745 CALL FOR PAPERS: FM COLORADO CHAPTER SYMPOSIUM, AUGUST 1988 The Colorado Chapter of the Friends of...Precious Metal Deposits” ir August, 1988, at the Colorado School of Mines campus in Golden Papers concerning |  | | Book (volume) | | 56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...Dosen ONN/ QBI96-40247 Trade Distribution by Mountain Press Publishing Company P.O. Box 2399, Missoula...Cantlin, Ellis, [D; Jeannette B. Carillo, Gem Center USA, EI Paso, TX; Gary Christopher, The Prospectors Cache... Hughes, Boulder, CO; Duane L. Johnson, Rocky Mountain Soapstone, Butte, MT; Chris I. Johnston, Royal |  | | Book | | indebted. Appreciation is also expressed to Dr J. Arem, USA; Sr Carlos Barbosa, Brazil; Professor J. Cassedanne...Canada; Mr T. Michalski, USA; Mr J. Murphy, USA; Dr F. Pough, USA; Mrs K. Robertson, USA; Dr W. Sersen, Thailand;...Thailand; Mr M. Sonsthagen, USA; A. Theisen, USA; John White, USA; and many others in the trade who assisted...throughout the world. Brown - topaz rhyolites in western USA, and Mexico. Many pegmatites throughout the world...problems here. Yakut in present Arabic translates as ruby, and azrak is blue. There must be a typographical |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...in his work, that he may know first of all what mountain or hill, what valley or plain, can be prospected...examples of all rock types. Most so-called rocks are mountain-building materials; they are massive, colored |  | | Book (volume) | | Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken...Effects. PRINCIPAL GEMSTONES Diamond, Corundum (Ruby and Sapphire), Beryl, Topaz, Opal. IMPORTANT GEMSTONES...Mt. Mica Eh Towne Quarry 180 Tourmaline Queen Mountain IgI Tourmaline crystal (color) following 112 Tourmaline...in the small cavities in limestone in Herkimer County, New York, only one quartz crystal may be found |  | | Journal (issue) | | in a matter of mlnutes ...Your living room, a mountain cabin, or even a motorhome (with access to 110)...Becky Ulrey. Executlw Secrelary 680 N 3rd E . Mountain Home, 10 83647 8111 Walther. Treasurer 3724 W... From the high yield sapphire beds of the GEM MOUNTAIN mine near Philipsburg. The sapphire bearing gravel...because of the heavy sapphire content • in the GEM MOUNTAIN fields. It's exciting!! It ' s a great gift. ...cards) $12.00 each bag or 2/$20.00 PREPAID to any USA llddr. . (W•hlngton r•ldents add S.8% tu) PIXIES |  | | Book (edition) | | the out- standing shows of the annual San Diego County Fair at Del Mar, California. In addition, the collections... Denver, Australia, MinMassa- California, Colorado, Gregory, Speci- Bottley England, and others...MINERALOGY (Natural History), among them the Edwardes Ruby and the magnificent yellow Colenso diamond, a beautifully...of light over tremendous distances, are synthetic ruby crystals. Much has been learned about how crystals...purple crystals, 5” by 4”, lron Station, Lincoln County, North Carolina. CRYSTAL GROWTH 73 light from | | | Book (edition) | | at the outstanding shows of the annual San Diego County Fair at Del Mar, California. In addition, the collections...Los Angeles, California, E. M. Gunnell, Denver, Colorado, Specimen Minerals, Ltd., Woodville West, South...MINERALOGY (Natural History), among them the Edwardes Ruby and the magnificent yellow Colenso diamond, a beautifully...of light over tremendous distances, are synthetic ruby crystals. Much has been learned about how crystals...purple crystals, 5" by 4", Iron Station, Lincoln County, North Carolina. CRYSTAL GROWTH 73 light from |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted...Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's finest ilmenite specimens |  | | Book (edition) | | the outstanding sho,vs of the annual San Diego County Fair at Del Mar, California. In addition, the collections...Angeles, California, E. l\lf. Gunnell, Denver, Colorado, Specin1en Minerals, Ltd., Woodville \Vest, South...of light over tremendous distances, are synthetic ruby crystals. Much has been learned about ho"' crystals...purple crystals, 5" by 4", Iron Station, Lincoln County, North Carolina. CRYST AL GROWTH 73 light from...238 (page 439). Quartz crystals recorded fro1n Colorado CRYSTAL GROWTH 77 Separate crystals at top |  | | Report (issue) | | 3i University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG 91 121 Gregory...Gold, Humboldt Mountain Gold, Mexican Mine Gold, Majuba Placer Gold, Round Mountain Mine Grossular,...Quartz (amethyst) and Calcite Quartz, Petersen Mountain Quartz (amethyst), faceted Quartz with Spessartine | | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References 467 Contributors...Pyromorphite after Galena with Conichalcite Gold, Round Mountain Mine Quartz, Lovelock area Acanthite Grossular...Almandine-Spessartine Annabergite Gypsum Quartz, Petersen Mountain Heterogenite Quartz (amethyst), faceted Arsenolite |  | | Book (volume) | | abbreviations are used in this chapter: Mt. mountain Co. county IR infrared D density Dmeas measured density...Locality: Boron Open Pit, Boron, Kern Co., California, USA. Description: Colourless crystal from the association...Mn2+BO2(OH) Locality: Franklin, Sussex Co., New Jersey, USA (type locality). Description: Pink massive aggregate...Locality: Billie mine, Death Valley, California, USA. Description: White platelets with pearly lustre...CaB6O10·5H2O Locality: Death Valley, California, USA. Description: White fibrous aggregate. Specimen No |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | B. Hoover: U.S.G.S., Federal Center, Lakewood, Colorado. John M. Hughes: Dept. of Geology, Miami University...Louise Reif: U. S. G. S., Federal Center, Lakewood, Colorado. Charles B. Sclar: Dept. of Earth Sciences, Lehigh...usage) Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho...Communications Chemical Society of Japan Bulletin Colorado School of Mines Quarterly Crystal Structure Reports...Ledge mine, Nevada Co., Jamestown, Tuolumne Co., Colorado quartz mine, Mariposa Co., Bonanza mine, Trinity |  | Kogel, Jessica Elzea, Trivedi, Nikhil C., Barker, James M., Krukowski, Stanley T. - Eds. (2006) Industrial Minerals and Rocks (7th ed.) Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO. | Book (edition) | | Inc. (SME) 8307 Shaffer Parkway Littleton, Colorado, USA 80127 (303) 948-4200 / (800) 763-3132 www.smenet...the Interior U.S. Geological Survey Lakewood, Colorado Geologic Consultant Reno, Nevada Sam M. Pickering... Dan Zampirro Holcim (US) Inc. Fort Collins, Colorado Nevada Division of Water Resources Carson City...Minerals Business Development Consultant Lyons, Colorado George S. Austin Denis A. Brosnan New Mexico...H. Bentzen III U.S. Geological Survey Denver, Colorado Laura E. Beverage Rio Tinto Exploration—Industrial |
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Ruby Mountain, Nathrop, Chaffee County, Colorado, USA