 | | Report (issue) | | oresofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological...America, Inc. Memoir 109 Telluride Ores of Boulder County, Colorado WILLIAM C. KELLY EpwINn N. GODDARD Department...SOCIETY OF AMERICA, INC. Colorado Building, P.O. Box 1719 Boulder, Colorado 80302 Printed in the United...assembling a representative collection of the Boulder ores. Dr. T. S. Lovering of the U.S. Geological...and numerous ore samples were donated by local mining men, particularly Fred Dopp, H. M. Williamson, |  | | Report (issue) | | X-ray Powder Pattern: Empress Josephine mine, Colorado, USA. 2.70 (100), 2.23 (80), 3.81 (60), 3.33 (60)...100.7 100.1 100.00 (1) Empress Josephine mine, Colorado, USA; average of two analyses, corresponding to...low-temperature gold-poor hydrothermal vein deposits. Association: Tellurium, sylvanite, petzite, hessite,...(Empress Josephine mine, Colorado, USA); pyrite, rodalquilarite (Tombstone, Arizona, USA); gold, tellurium,... hessite, petzite, rickardite (Pitman, Canada). Distribution: In the USA, in Colorado, from the Empress |  | | Journal (article/letter/editorial) | | International University] at 22:16 23 December 2014 Gold mining is not romantic, it is dirty, and it is very...played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...generation had seen an Colorado showing the Colorado mineral belt and the location of the mining districts discussed...for several generations. That word of Pikes Peak gold began to circulate, a quick and easy story, with...scope of this mining economy. There simply was no other ecoThe initial Front Range-area gold discoveries |  | | Journal (article/letter/editorial) | | bycalaverite, sylvahite, Aõ5_xTea, hessite, and petzite .................................................1596 Limitationsin applyingthe experimental data to gold-silvertellurides... 1597 Natural occurrences of...maximumtemperature for its formation. Hessite and petzite are each characterizedby three polymorphs. Continuoussolid...compositionabout sevenweight percentmore gold-rich than stoichiometric petzite. A new phase,the "x" phase, is stable...systems. The physicalconditionsof formationfor the gold-silvertelluridesare examinedin detail in the presentstudy |  | | Journal (issue) | | White Development Officer William D. Panczner GOLD! Associate Editors written content Paul E. Desautels...Weber Mamaroneck, N.Y. Articles Collecting gold mining memorabilia....................................323 by W. E. Wilson and R. Bentley Nova Scotian gold ..................................................Mossman The Colorado Quartz mine, Mariposa County, California: a modem source of crystallized gold ........... 347 by A. R. Kampf and P. C. Keller Harvard gold ............................................... |  | Fornadel, Andrew P., Spry, Paul G., Haghnegahdar, Mojhgan A., Schauble, Edwin A., Jackson, Simon E., Mills, Stuart J. (2017) Stable Te isotope fractionation in tellurium-bearing minerals from precious metal hydrothermal ore deposits. Geochimica et Cosmochimica Acta, 202. 215-230 doi:10.1016/j.gca.2016.12.025 | Journal (article/letter/editorial) | | krennerite) and (Au,Ag)2Te 9 minerals (i.e., petzite, hessite). In general, 10 130/125 Te fractionations...epithermal gold deposits showing a narrower 27 range of isotope values than those in orogenic gold and volcanogenic...ore deposits, including epithermal and orogenic gold deposits (e.g., Cook et 17 al., 2009). Therefore...and Manuel, 1973). Orogenic and 26 epithermal gold deposits, both of which are commonly associated...the metallogeny of 23 epithermal and orogenic gold telluride-bearing deposits and, indirectly, the |  | | Catalog/List | | 7. E:. 9. 10. 11. 12. Camp Bird mine, Ouray Co., Colorado Choice rich brassy-golden 5x5 to 5x7 ~n...section. 2xl-3/4xl/2" $85.00 Idarado mine, Ouray Co., Colorado Choice golden thin polished slice in pale...metallic gold covers 35x85 ~n. Weight: 39 g. 2x3-3/4xl/8" $ 150.00 Caribou mine, Ouray Co., Colorado Superb...extremely rich in gold content. Weight: 211 g. 3-1/4x2··1/4xl-1/2" $ 350.00 Golden Crown mine, Hunboldt Co...62 g. l-l/2xl-3/4xl-1/4'' $ 50.00 Bestand Belcher mine, Virginia City, Nevada Thin golden 1 mmveins and |  | | Journal (article/letter/editorial) | | Tourmaline on quartz, Cruzeiro mine, Minas Gerais, Brazil. Los Angeles County Museum of Natural History specimen...Pelt photo. MarcWApril: Beryl and calcite, La Pita mine, Maripi Boyacii, Columbia. Cal Graeber, Leonard...near Badger Creek, north of Coaldale, Fremont County, Colorado. Dave Bunk specimen, Jeff Scovil photo. July/August:...(Herkimer “diamonds’’), Treasure Mountain Diamond mine, near Little Falls, New York. Uli Bahmann specimen...SepteniberlOctober: Gold, Smuggler Union mine, Telluride district, Colorado. Colorado School of Mines Museum |  | | 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 |  | | Report (issue) | | . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | Plata meaning “gold and silver,” and the state seal with its representation of mining tools clearly proclaim...proclaim Montana’s mining origins. Montana’s production of copper, coal, gold, lead, manganese, phosphate...published describing the occurrence, collecting, mining, and cutting of the two state gemstones. Figure...Granville Stuart established Montana’s first mining camp at Gold Creek in 1860. Geologic Provinces The state...MICHAEL J. GOBLA 19055 East Bethany Place Aurora, Colorado 80013 gobla@copper.net Unless otherwise noted |  | | Report (issue) | | here are data on sulfide and nonsulfide mineralogy, gold and silver grades and deposit tonnage. A discussion...name, country, local geographical area, mineralogy, gold and silver grades, tonnage, and references are given...deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...1980)). These deposits are primarily worked for gold. Silver is a minor byproduct; about 14 percent of...infrequently, the disseminated ore was a major source of gold. DEFINITION OF DEPOSIT Definition of deposits as |  | | Report (issue) | | • . • • . • . . • . . . . • . Baldwin (Kelmac) Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . Swastika (Crescent) Mine . . . . . . . . . . . . . . . • . . . • • . . ....(Golden Gate) Mine . . . . . . . • • . . . • . • . . . . • . . . . . • . . . • . . . . Adams Mine . . . . ... . . . . . • . . . . Barry-Hollinger (Patricia) Mine . . . . • . . . • . • • . . . . . . . . . . . ....(Yama) Mine . . . . . . . . . • . • . • . • . . • . . . . . . • . . . • • . • . • . . Macassa Mine . . |  | | Report (issue) | | 46 46 Anglo-Rouyn Mine SlUder gold occurrence Eureka occurrence ROllenstone Mine Lee (Jahala) Lake occurrence...occurrence Pitching Lake occurrence La Ronge uranium mine Wapawekka Lake occurrence Dolomitic Limestone exposures...Western Nuclear Mine Hanson Lake bery I occu rrence Birch Portage beryl occurrence Newcor Mine Henning Maloney...Maloney Mine Flexar Mine Birch Lake Mine Coronation Mine Amisk (Beaver) Lake gold mines Amisk Syndicate...Syndicate Mine Lucky Strike Mine Graham Mine Prince Albert (Monarch) Mine Amisk Gold Syndicate Mine Beaver Mine |  | | Journal (article/letter/editorial) | | Supergene gold mineralogy at Ashanti, Ghana" Implications for the supergene behaviour of gold R. J. BOWELL*...5NH Abstract A t the Ashanti concession, Ghana, gold-bearing quartz veins and disseminated sulphide lodes...hypogene ore zone. In the unweathered hypogene orebody, gold occurs as free grains in quartz, as sub-microscopic...disseminated arsenopyrite, as gold tellurides and as aurostibite. The gold is released from the hypogene...complexing. Dissolution and reprecipitation of the gold appears to have taken place largely in situ with |  | | Report (issue) | | association with silver and gold at the Jewel and other mines in the Greenwood Mining Division (R. Bell , 1902-3:...masses and crysta l s in vugs at the Highland Bell Mine , Wallace Mountain , n ear Beaverdell , 23 miles...3 Argentite has b een found at the Silver King Mine , Toad Mountain, about 5 miles south of Nelson (G...Surv . Can ., Ann. Rept. , IX, 27A). At the Slocan mining camp , argentite is present as a primary min eral...supergene mineral replacing galena at the Hewitt Mine, and as films associ ated w ith nativ e silver coating |  | | Report (volume) | | Cover illustration Beryl crystal in quartz, Lacorne mine. The crystal is 39 mm long and 18 mm wide. National...KGS 2359J Molybdenite crystal in quartz, Moly Hill mine. The crystal is 33 mm across. National Mineral...Baldwin (Kelmac) mine Swastika (Crescent Kirkland) mine Lucky Cross (Golden Gate) mine Adams mine Boston molybdenite...Boston Creek gold mine Barry-Hollinger (Patricia) mine Boston-McRae mine Planet Gold mine Miller Independence...Independence mine Kennedy-Boston mine Cathroy Larder (Yama) mine Macassa mine Kirkland Lake gold mine Teck-Hughes |  | | Journal (article/letter/editorial) | | Telluride mineralization at Ashanti gold mine, Ghana R. J. BOWELL, R. P. FOSTER Department of Geology...Road, London SW7 5BD Abstract Gold mineralization at the Ashanti Mine occurs in shear zones which are...components of a major transcrustal shear zone. However, gold-rich telluride mineralization in veins in the hangingwall...appears to have post-dated development of the major gold-bearing shear zone. Complex assemblages of goethite...coloradoite, calaverite, sylvanite, kostovite, petzite, stutzite, hessite, altaite, rickardite, weissite |  | | Journal (article/letter/editorial) | | to collectors. Many specimens were produced when mining districts were active in the late 1800s through...districts mentioned below, most historically active mining districts in the state have been inactive for decades...exploration activity occurs on an irregular basis. Beaver County MINERAL COLLECTING IN THE STATE of Utah has undergone...article does not give permis- Lincoln district: The Creole mine, located at the south end of the Mineral...and Milford, has BOX ELDER x Lun'n TOOELE x Gold Hill Topaz Mtn. x NAB X Philip Richardson is a |  | Serafimovski, Todor, Tasev, Goran, Strmić Palinkaš, Sabina, Palinkaš, Ladislav A., Gjorgjiev, Lazar (2016) Porphyry Cu mineralizations related with the small Tertiary volcanic intrusions in the Bučim ore deposit, Eastern Macedonia. Geologia Croatica, 69 (1) 101-119 doi:10.4154/gc.2016.09 | Journal (article/letter/editorial) | | minerals such as calaverite, krennerite, electrum, petzite and bismuth±selenium minerals (bismuthinite, galenobismutite...integral part of the Bučim-Damjan-Borov Dol ore district located in the eastern part of the Republic of...(HEINRICH & NEUBAUER, 2002). The intrusions of the district belong to the Late Eocene-Oligocene magmatic zone...and uneconomic ore mineralization. Although the mine at Bučim has been known since ancient times, it...inclusion studies have been undertaken in the district but only a limited amount of data related to the |  | | Report (issue) | | Principal Gold-Producing Districts of the United States By A. H. KOSCHMANN and M. H. BERGENDAHL GEOLOGICAL...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 |  | | 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...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines...Kile Brian Kosnar Bryan & Kathryn Lees Ian Merkel Mining Hall of Farne, Steve Whittington curator Nick North |  | | Report (issue) | | Australia, it is often necessary to christen a new mining field, and to assign names to its creeks, gullies...north-west of C.”; A, B, and C may all be in the same district, but it is sometimes difficult or impossible to...” “Leigh Creek,” “Avondale Mine”; all these are in the Leigh Creek District, and there may be but one...Zmc-lead Salphide Deposits of the Read-Rosebery District. Bull. Geol. Surv, Tas., 23, 1915. .Jensen (H...205, 209, 213.] (E. C.) Report on the Hillgrove Gold-field. Dept. Mines Hi S. Wales, Mineral Resources |  | | Report (issue) | | ........................................... 30 Gold ore-suites ......................................................... 68 Cover plates: Top left - Gold in limonitic veinlets cutting vein quartz (Elbow...(Dumbarton mine) Bottom left - Chalcopyrite ore with graphitic gangue material (Mandy mine) Bottom right...minor pyrite and white plagioclase (Chisel Lake Mine) 2 Foreword This publication is the third in...information is incidentally given about the history of mining in Manitoba. The main purpose is, however, to describe |  | | Report (issue) | | collected by the U.S. Bureau of Mines contained 0.1 ppm gold, 1,100 ppm copper, 1,800 ppm lead, and 5,000 ppm...others, 1989). The area was covered by 600 federal mining claims in 1989, and more than 5000 feet of drilling...others, 1989). The area was covered by 600 federal mining claims in 1989 and more than 5000 feet of drilling...marble-schist unit. Samples contain up to 6 ppm gold and up to 0.13% copper (Bull and others, 1989)....Placer Dome U.S. The area was covered by 600 federal mining claims in 1989 and more than 5000 feet of drilling |
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Rex Mine, Gold Hill Mining District, Boulder County, Colorado, USA