 | | 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 (article/letter/editorial) | | MINERALOGY OF THE MOUNT ROSA AREA, EL PASO AND TELLER COUNTIES, COLORADO. II. PEGMATITESI EuceNB B. Gnoss...alkalic granites in the Mount Rosa area, west of Colorado Springs. One is the older calc-alkalic Pikes Peak...minerals in pegmatites of the St. Peters Dome district, Mount Rosa area,Colorado,attracted the attention of...and agesof pegmatites occur side-by-sidein the district has led us to a clarification of the paragenesis...the lack of muscovite and scarcity of beryl, the district receivedscant attention during World War II (Hanle-vet |  | | Report (issue) | | Elpasolite K2 NaAlF6 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Cubic. Point Group:...116(2) Z=4 X-ray Powder Pattern: Pikes Peak, Colorado, USA. 2.863 (10), 2.024 (10), 2.336 (8), 1.428 (6)...Total [99.00] 98.62 100.00 (1) Pikes Peak, Colorado, USA; F calculated for charge balance; corresponds...a quartz-microcline pegmatite (Pikes Peak, Colorado, USA); on vein quartz in a hydrothermal antimony...thomsenolite, prosopite, gearksutite (Pikes Peak, Colorado, USA); cryolite, chiolite, pachnolite, thomsenolite |  | Pekov, I. V., Chukanov, N. V., Kononkova, N. N., Zubkova, N. V., Rabadanov, M. Kh., Pushcharovsky, D. Yu. (2008) Elpasolite from hyperalkaline pegmatite of the Khibiny pluton, Kola Peninsula. Symmetry of elpasolite. Geology of Ore Deposits, 50 (8) 749-754 doi:10.1134/s1075701508080114 | Journal (article/letter/editorial) | | 76–84. MINERALS AND PARAGENESES OF MINERALS Elpasolite from Hyperalkaline Pegmatite of the Khibiny Pluton...Pluton, Kola Peninsula. Symmetry of Elpasolite I. V. Pekova, N. V. Chukanovb, N. N. Kononkovac, N. V...bInstitute Received October 11, 2006 Abstract—Elpasolite, K2NaAlF6, has been found for the first time...some published X-ray powder patterns of natural elpasolite are Kβ-lines. DOI: 10.1134/S1075701508080114...to the structurally cognate cryolite, Na3AlF6, elpasolite, K2NaAlF6, is a rare mineral. We found only ten |  | | Report (issue) | | 100.00 (1) Ivigtut, Greenland. (2) St. Peters Dome, Colorado, USA. (3) NaCaAlF6 • H2 O. Polymorphism...Association: Cryolite, thomsenolite, chiolite, elpasolite, ralstonite, sellaite, fluorite. Distribution:...Bavaria, Germany. In the USA, at St. Peters Dome, near Pikes Peak, El Paso Co., and in the Goldie carbonatite...Fremont Co., Colorado; at the Zapot pegmatite, 25 km northeast of Hawthorne, Fitting district, Mineral Co...Amelia Co., Virginia. From the El Criollo pegmatite, Cerro Blanco, Tanti district, 45 km west of Córdoba, |  | | Report (volume) | | ...-...-.--..--..---..---...-'...:....--.... Elpasolite . ...................._.....-.-..-.......--.-...josephinite, cuprobismutite, warrenite, guitermanite, elpasolite, zunyite, ptilolite, hydronephelite, lucasite...ARSENIDES. BISMUTHINITB. From the Rosario Mining District, Sinaloa, Mexico. W. I-I. Melville. Described...mine of the Canadian Copper Company, Sudbury, district of Algoma, Ontario. Specific gravity, 4.541 ~...From the Silver King mine, Calico, San Bernardino County, Cal. Specific gravity, 6:28. Analysis by W. H |  | | Report (issue) | | Thomsenolite, cryolite, pachnolite, chiolite, elpasolite, colquiriite, gearksutite, weberite, prosopite...southwestern Greenland. In the USA, at St. Peters Dome, near Pikes Peak, El Paso Co., and in the Goldie carbonatite... McClure Mountain-Iron Mountain, Fremont Co., Colorado; in the Morefield pegmatite mine, Amelia, Amelia...pegmatite, 25 km northeast of Hawthorne, Fitting district, Mineral Co., Nevada. From near Colquiri, Oruro...Pennsylvania, USA, who first noted the species. Type Material: Yale University, New Haven, Connecticut, USA, 1 |  | | Book (edition) | | MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...highways. Latest information is given on local tra\'el and collecting conditions and land ownership, so...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...PEARL Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak |  | | Book (edition) | | — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |  | Foord, Eugene E., O'Connor, Joseph T., Hughes, John M., Sutley, Stephen J., Falster, Alexander U., Soregaroli, Arthur E., Lichte, Frederick E., Kile, Daniel E. (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A. American Mineralogist, 84 (5) 769-772 doi:10.2138/am-1999-5-609 | Journal (article/letter/editorial) | | Geological Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. M.S. 939, U.S. Geological Survey...Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. 3 Department of Geology, Miami University, Oxford...Geological Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. 5 Department of Geology and Geophysics...Geological Survey, Denver Federal Center, Denver, Colorado, 80225, U.S.A. 2 ABSTRACT Simmonsite, Na2LiA1F6...intergrown with cryolite, cryolithionite and trace elpasolite. A secondary assemblage of other alumino-fluoride |  | Galliski, Miguel Angel, Černý, Petr, Márquez-Zavalía, María Florencia, Chapman, Ron (1999) Ferrotitanowodginite, Fe2+TiTa2O8, a new mineral of the wodginite group from the San Elias pegmatite, San Luis, Argentina. American Mineralogist, 84 (5) 773-777 doi:10.2138/am-1999-5-610 | Journal (article/letter/editorial) | | Geological Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. M.S. 939, U.S. Geological Survey...Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. 3 Department of Geology, Miami University, Oxford...Geological Survey, Denver Federal Center, Denver, Colorado 80225, U.S.A. 5 Department of Geology and Geophysics...Geological Survey, Denver Federal Center, Denver, Colorado, 80225, U.S.A. 2 ABSTRACT Simmonsite, Na2LiA1F6...intergrown with cryolite, cryolithionite and trace elpasolite. A secondary assemblage of other alumino-fluoride |  | | 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 (article/letter/editorial) | | Two Point claim, Pikes Peak batholith, Teller County. The Collector’s Edge specimen, Jeff Scovil photo...Mail Stop 150, Box 25046 Federal Center Denver, Colorado 80225 pmodreski@usgs.gov C olorado is, of course...prohibitions on collecting or to private land or mining claims for which permission has been obtained....been written as guides to mineral collecting in Colorado. A classic, which went through three major editions...1951 version with a slightly different title), is Colorado Gem Trails and Mineral Guide, by Pearl (1951, |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 October 2013 PICK&PACK Vol 53 . Number 08 CSMS...Willis was one of the founding members of the Colorado Springs Mineralogical Society. His micro-mineral...More Pictures on Page 3 COLORADO SPRINGS MINERALOGICAL SOCIETY PO BOX 2 COLORADO September 2013 PICK SPRINGS...Senior Center is located at 1514 North Hancock in Colorado Springs. For more information on any of the sub-groups...meeting of the Denver Gem and Mineral Guild; at the Colorado School of Mines Geology Museum, Conference Room |  | | Report (issue) | | pachnolite, ralstonite, chiolite, cryolithionite, elpasolite, sellaite, fluorite. Distribution: From the...Nordmarka, Norway. In the USA, at St. Peters Dome, near Pikes Peak, El Paso Co., Colorado; at the Spider mine |  | | Journal (article/letter/editorial) | | GLASTONBURY, CONNECTICUT. J. H. Betts, 215 W. 98th St., #2F, New York, NY 10025. Mineral collectors are...81MINERALS dletown-Portland, Connecticut, pegmatite district. They are found in South Glastonbury, about 5...includes one of the largest quarries of the entire district, the Howe No. 1. Access is through a trail system...lithium pegmatite minerals. Minerals found in the district include albite, allanite, almandine, autunite...indication that the South Glastonbury quarrying district will produce fine minerals specimens, though perhaps |  | 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) | | McCornack 2-Ben M-aben CABOCHONS-LADIES ONLY I--Grace Peters 2-Mrs. Claude Rosenberg 3-Audra Ewing MINERAL SPECIMENS...White Horse Ranch to the Blitzen Valley, (Harney County, Oregon} and on the way I picked up some pieces...looked like slag from a furnace. This was in Grant County, Oregon, about 5 miles from Seneca. I was on a...feet. It was mined on the farm Tveit, Iveland District north of Kristiansand, Norway. A book of biotite...3x3x8 feet in the Luella Mine near Avon, Latah County, Idaho ; and etc. Origin The crystals have reached |  | | Report (volume) | | of Science A. I. M. E___ American Institute of Mining and Metallurgical Engineers Acad_ _______ Academy...___---_ front__--__Ft___..-- Company, County Collections Colorado Commission,Committee Communications Comparative...development diagram, etc. Direcci6n Dissertation district distribution Division Doctoral, Document Doctoral...Meteorological, etc. Michigan microscopic, etc. Mimeographed Mining Minnesota mineral resources Mineralogic, etc. Miscellaneous...species Spec_________ Special ss_---__-_-;_- sandstone St-.__-____-_ Sta__________ Ste__--_----. Strat_-_____Sumrn |  | | Journal (issue) | | Uwharrie Wildlife M anagem ent A rea, M ontgom ery County, North Carolina. T he major crystal m easures 6...reward for me. KEITH PROCTOR 88 RAVEN HILLS CT. COLORADO SPRINGS, CO. 80919 PHONE: 303-598-8805 (Private...the Burlington mine near Jamestown, Boulder County, Colorado. We found perhaps a dozen good specimens,... MINERAL SPECIES: Country: State or Province: County: N earest Town: M ine Name: O ther Inform ation:...Barbara Frank M untyan 6978 W apiti Court Boulder, Colorado 80301 303-443-8462 A ll news and material relating |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous............................... Maryland and the District of Columbia.....................................1. Elliott County dike............................................... 2. Crittenden County dike..................................... 2. Crystal Falls district, Michigan.................................. .................................... 51 7. Mesabi district, Minnesota................................... |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook 'County 2. Miscellaneous rocks5 v New Hampshire 5 Vermont...rocks New Jersey Pennsylvania Maryland and the District of Columbia 1. Peridotite and pyroxenite 2. Gabbro...Carolina Georgia Kentucky 1.. Elliott County dike 2. Crittenden County dike Tennessee Missouri Arkansas Oklahoma...1. Marquette region, Michigan 2. Crystal Falls district, Michigan 5 3. Keweenaw Point, Michigan 4. Menominee...region 6. Pigeon Point, Minnesota 5 7. Mesabi district, Minnesota 8. Miscellaneous rocks from Minnesota |  | | Report (Issue volume) | | Portion of skeleton, lacking head and South Park, Colorado. tail, on slab. Paratype. Eocene. Cope, Bull...anterior portions wanting. Eocene. South Park, Colorado. Cope, Bull. U. S. Geol. and Geogr. Surv. Terr...on slab. Florissant (Eocene). sant, South Park, Colorado. Floris- Cope, Bull. U. S. Geol. and Geogr....Walcott, Bull. Geol. Soc. Amer., Ill, 1S92, City, Colorado. p. 166, pi. 3, figs. 6-14; pi. 4, figs. i-4-...of L,ime mesa, south slope of Needle Mountain, Colorado. Tooth. Hay, Amer. Geol., 4854. Cladodus |  | | Book (edition) | | abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Is. (island), Vole. (volcano), Penin. (peninsula), St. (Saint), Ste. (Sainte). Recent developments in many...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado |  | | Book (edition) | | the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated in uraniferous...in the Cave Hills and Slim Buttes areas, Harding County, South Dakota. BEST REF. IN ENGLISH: Thompson,...OCCURRENCE: Occurs in Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma...Emma mine, Clear Creek County; at the Enterprise n1ine, Dolores County; and at the Double Header lode...lode , Su1nmit County . rt is also found in Canada, Mexico, Czechoslovakia, and Germany. Acanthite is stable |
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