 | | Journal (article/letter/editorial) | | Figure 1: View of the Crystal Mountain district, looking west. Crystal Mountain is in the center background...from the Pegmatites of the Crystal Mountain District LARIMER COUNTY, COLORADO MARK I. JACOBSON 1350 E .... Easter Avenue Littleton, Colorado 80122 B L U E A P A T I T E C R Y S T A L S , purpurite, chrysoberyl...collected in the Crystal Mountain district. This is one of the few pegmatite districts in Colorado where nei...wishing to make significant con tributions to pegmatite mineralogy and geology. One pur pose of this |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 Lazard Cahn Honorary President May 2017 PICK&PACK...Other Events Pg 2 Purpurite (Phosphate) From Colorado and Pg 3 South Dakota Pebble Pups Rudist Fossil...containing phosphorus, niobium and lithium. In Colorado, he is known for writing the book Antero Aquamarines...presentation. COLORADO SPRINGS MINERALOGICAL SOCIETY PO BOX 2 COLORADO SPRINGS, COLORADO 80901-0002 May... 7 p.m., Senior Center Thu., May 25 & June 22—Crystal Group, 7 p.m., Senior Center. Kevin Witte, 719 |  | | Report (issue) | | 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group: 2/m. As rough prismatic...= 6.170(2) X-ray Powder Pattern: Los Aleros pegmatite, Argentina. 3.49 (100b), 2.863 (100b), 2.708 (60)...17 (2) 16.1 Total 99.71 100.6 (1) Los Aleros pegmatite, Argentina; after deduction of SiO2 , Li2 O, and...Ca0.29 Mg0.22 )Σ=2.98 (PO4 )2 . (2) Yellowknife district, Canada; by electron microprobe, total Fe as FeO...iron meteorite. Association: Lithiophilite or triphylite (pegmatites); troilite, sarcopside (iron meteorite) |  | | Report (volume) | | Pegmatites of the Crystal Mountain District, Larimer County, Colorado GEOLOGICAL SURVEY BULLETIN 1011...1011 Pegmatites of the Crystal Mountain District, Larimer County, Colorado By WILLIAM R. THURSTON GEOLOGICAL...---------------------------------------History of mining-_-_--___--__-----------.----__-----------_-_ Previous...Front Range.-___________-Geology of the Crystal Mountain district----------------..---.--Country rocks ______-_---__--_-...Description of minerals Continued Lithiophilite-triphylite. _____________________ __________ Columbite- |  | Roda-Robles, Encarnación, Pesquera, Alfonso, García De Madinabeitia, Sonia, Gil Ibarguchi, José-Ignacio, Nizamoff, Jim, Simmons, William, Falster, Alexander, Galliski, Miguel Angel (2014) ON THE GEOCHEMICAL CHARACTER OF PRIMARY Fe-Mn PHOSPHATES BELONGING TO THE TRIPHYLITE-LITHIOPHILITE, GRAFTONITE-BEUSITE, AND TRIPLITE-ZWIESELITE SERIES: FIRST RESULTS AND IMPLICATIONS FOR PEGMATITE PETROGENESIS. The Canadian Mineralogist, 52 (2) 321-335 doi:10.3749/canmin.52.2.321 | Journal (article/letter/editorial) | | OF PRIMARY Fe-Mn PHOSPHATES BELONGING TO THE TRIPHYLITE-LITHIOPHILITE, GRAFTONITE-BEUSITE, AND TRIPLITE-ZWIESELITE...TRIPLITE-ZWIESELITE SERIES: FIRST RESULTS AND IMPLICATIONS FOR PEGMATITE PETROGENESIS Encarnación RODA-ROBLES and Alfonso...minerals belonging to the triplite-zwieselite, triphylite-lithiophilite, and graftonite-beusite series...primary Fe-Mn phosphate minerals. Members of the triphylite-lithiophilite series are the poorest in trace...trace elements are not simply related to the pegmatite type, its paragenesis or its geological setting |  | | Report (issue) | | 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group: 2/m. Cleavable...complex zoned granite pegmatites. Association: Triphylite, huréaulite, rockbridgeite. Distribution: In...Bavaria, from Hühnerkobel and in the Birkhöhe pegmatite, near Zwiesel; at Hörlberg; from Döfering; and... In the Mangualde pegmatite, near Mesquitela, Portugal. At the Tremearne pegmatite, Breage, Cornwall...Cornwall, England. From the Storm Mountain pegmatite, Larimer Co., Colorado, USA. Name: For its first-noted |  | 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 (issue) | | maand worden specimens van beusiet van South Dakota (USA) aangeboden. Meer details hierover vindt U elders...1 29.25 15.89 1.84 2 29.35 24.60 1.19 Kings Mountain, North Carolina Chanteloube, Frankrijk Mangualde...Geonieuws 32(3), maart 2007 59 • Tanco Mine (Bernic Lake Mine), Bernic Lake, Lac-du-Bonnet area, Manitoba...voorkomen werd ontdekt in 1930, en de Tanco ("Tantalum Mining Corporation") mijn werd tot 1982 uitgebaat voor...(tot 90 m diep). • Upper Ross Lake, Yellowknife district, Northwest Territories (Wise et al, 1990). Finland |  | | Journal (issue) | | . Ley The Sm okey Bear quartz claim s, Lincoln County, N ew M exico ...................................King COVER: BERYL (emerald) crystal, 4.4 cm, found in 1991 in the pegmatite deposit at Jos, Nigeria. William...years since I tried to find a pegmatite a “half-mile” from the Palermo mine, in New Hampshire. It was originally...removal or partial change of some reference points (mine dumps, for example), or all simple reference points...matter of public record and may be found in the county zoning offices. The accurate property boundaries |  | | Report (volume) | | Institute of Arctic and Alpine Research. University of Colorado. Boulder, Colo. Arctic lnst. North America Research... Ontario. Canada. Canadian Mining and Metall. Bull.- The Canadian Mining and Metallurgical Bulletin....Institute of Mining and Metallurgy. Montreal, Quebec, Canada. Canadian Mining Jour. - Canadian Mining Journal...Ill. Colorado School Mines Mineral Industries Bull. Industries Bulletin. Golden, Colo. Colorado School...Mines Mineral Colorado School Mines Prof. Contr.-Professional Contributions of the Colorado School of Mines |  | | Journal (issue) | | crystals to 4 cm, with calcite, from the arsenic mine near Shimen in Hunan Province, China. Mike Bergmann...lined w ith excellent chocolate-brow n colem anite crystal groups, all turned so that only their broken, m...ithout the possibility o f obtaining a com plete crystal structure analysis, w hich can give coordinates...external m orphol ogy (if any) o f the original crystal (e.g. fergusonite-Y ). A special case o f non-crystalline...unusual wulfenite occurrences, the Finch mine, inhere crystal groups are commonly found covered by a thin |  | | Book | | Geographical and Geological Survey of the Rocky Mountain Reg ion. Frank R. Karner, Editor Department...Hydrothermal Events. Bear Lodge Mountains, Crook County. Wyoming Gordon A. J e n n e r .................Evidence from t h e Bear Lodge Mountains. Crook County. Wyoming.. Gordon A. J e n n e r ...............G e o l o g i c a l S u r v e y of t h e Rocky Mountain Region, p. 1-222. C.C., 1 9 0 2 , The m i n e...Missouri B u t t e s , and Barlow Canyon area. Crook County. Wyoming: Grand Forks, U n i v e r s i t y of North |
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