 | | Journal (article/letter/editorial) | | edu Sylvanite Downloaded by [The Aga Khan University] at 23:14 19 October 2014 Vindicator Mine, Cripple...Cripple Creek, Teller County, Colorado I n terms of sheer volume of production, two major goldtelluride...important of which is sylvanite. A historically significant Cripple Creek sylvanite specimen has been nominated...current availability from several unusual sources. Sylvanite is a silver-white to steel-gray mineral with a...2ā2.0) and brittle and has a density of 8.16. Sylvanite is monoclinic (2/m), and crystals are commonly |  | | Journal (article/letter/editorial) | | contain significant amounts of gold tellurides. Sylvanite, another important gold telluride, was featured...altaite, coloradoite, krennerite, rickardite, and sylvanite; other commonly associated species include arsenopyrite...1995). Calaverite is known from the Star mine in Montgomery County, North Carolina, where it occurs rarely...ores from the Royal Vindicator mine, Haralson County, and the Consolidated and Singleton mines of the Dahlonega...Dahlonega district, Lumpkin County, Georgia. Although similarly almost unknown in the north-central states |  | | Journal (article/letter/editorial) | | calaverite, krennerite); gold and silver (petzite, sylvanite); silver (hessite,empressite); copper (weissite...severalspectacularspecimensof ore from the Robb-Montbray Mine, Montbray Township, Quebec; to Dr. M. H. Frohberg...Hopkins for specimens from the Wright-Hargreaves Mine, Kirkland Lake, Ontario; to Dr. E. P. Henderson...to Professor H. E. T. Haultain for specimensof sylvanite and native tellurium; to Mr. S. A. Pain for an...Occurrence:This species was found at the Robb-Montbray Mine, Montbray Township, Quebec, and described in detail |  | | Report (issue) | | 5.1 cm high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn; photo Jeff...International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...Lapis International, LLC East Hampton, Connecticut USA Collection 'Alan Table of Contents What Is Gold...First Gold Rush: Gold Fever in the Southeastern USA . . . . . . . .P. 16 R. Chris Tacker California and...Right: Irish Creek, Grass Valley, Placer County, California, USA 3.4 cm high; Canadian Museum of Nature; |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . 7 Box Elder County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 10 Cache County . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | gold, with Hill, Breckenridge district, Summit County. Denver Museum of a constant price of $20.67 per...money was key to turning a prospect into a producing mine. Even when all of these factors are taken into consideration...experience in their former homelands of northern Georgia. In order to reach California they had traveled...worth approximately $8,500 today) and set out for Georgia during the first week of October. He hoped to gather...Columbia lured John H. Gregory, an experienced Georgia gold miner, west along the Overland Route over |  | | Journal (article/letter/editorial) | | Iowa 50011, U.S.A. ROGER BATEMANĀ¶ Kalgoorlie Consolidated Gold Mines, P.O. Box 27, Kalgoorlie, Western... melonite, hessite, stĆ¼tzite, krennerite and sylvanite are rare in the main and caunter lodes. In addition...tellurantimoine, mĆ©lonite, hessite, stĆ¼tzite, krennerite et sylvanite sont rares dans les essaims principaux et caunter...width and 650 m deep) in 1989 by Kalgoorlie Consolidated Gold Mines afforded access to the different...greenstone belt. after the now defunct Fimiston gold mine) accounts for 70% of gold production within the |  | | Report (issue) | | orth Carolina and South Carolina ______ ____ _ Georgia ___________________________________ _ Alabama ...34 35 35 36 39 44 44 45 46 47 47 49 49 50 50 Mine descriptions ___________ --------- -- .. -------...___ _______________________ _______ _ Fauquier County ____ ______ ______ _____ _____ _ Franklin ____...properties _________ .. _____________ _ Halifax County ______ - _____ - __________ ~- _'- __ _ Virgilina..._____ _ ____ __ ... _________________ _ Orange County-Ā· ___________________________ _ Melville ____ - |  | | Journal (article/letter/editorial) | | mountainuplift, {n the southwesternpart of Phi]lips County, Montana measuresabout ten miles{n its greatestdimension...GULCH GOLD MINING DISTRICT. ALABAMA VERTICAL MINE SECTION S-Wā¢ Ć + + + + OIā¢'ā¢:N CUT ā¢ ...........steeplyinclined (Figs. 3 and 4). In most casesnoted underRUBY MINE S-W VERTICAL N-E SECTION + + + PORPHYRY +...relaxationin the upperpart of the intrusiveafter it had consolidated. Gravity faults are commonin domedareas and...andpyriteoccurwithinthe silicifiedporphyry. Goldalsooccurs with sylvanite, deposited withincavitiesin quartzveinlets(Figs |  | | Journal (issue) | | Nugget," collected in 1865 at the Grit mine, El Dorado County, California, by Jules Fricot and donated...elsewhere in the literature. For the article on Georgia and Alabama gold we went to Robert Cook, chairman...Auburn UniverĀ sity and author of Minerals o f Georgia (1978) and Mineralogy o f Alabama (1982). I spent...ing to various of our Georgia subscribers in an effort to track down more Georgia specimens; my thanks...intended to be as comĀ prehensive as Cookās review of Georgia. It was inspired by several poor reproductions |  | | Report (volume) | | Florida............Dr. E. H. Sellards, Tallahassee. Georgia..........Dr. S. W. McCallie, Atlanta. Illinois...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Report (issue) | | deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...of deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...(Malcolm, 1912), galena was widely considered by mine operators to be correlated with better gold grades...was described in a carbonate quartz veinlet in one mine in the Mother Lode system (Knopf, 1929). Method |  | | Report (volume) | | ............................................. Georgia..................................................Florida-______Dr. E. H. Sellards, Tallahassee. Georgia,_____Dr. S. W. McCallie, Atlanta. Idaho______.Mr...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.; |  | | Journal (article/letter/editorial) | | 1967, pp. 472-481 THE GEOLOGY OF THE THANKSGIVING MINE, BAGUIO DISTRICT, MOUNTAIN PROVINCE, PHILIPPINES...the tellurides, altaire, hessire,petzite and sylvanite. Free gold is presentas rare minute particles...and the orebodies. INTRODUCTION THE Thanksgiving mine of Benguet Exploration, Inc. is located in the ...6.4 km from BaguioCity and 5 km from Acupangold mine (Fig. 1). Mining operationsbeganin 1957and to the... Initially 472 GEOLOGY OF THE THANKSGIVING MINE 473 the ore was mined only for its gold and silver |  | | Journal (article/letter/editorial) | | (MarcWApril 1993). GE ON OM i I - Getchell mine, Potosi district (PO) GI - Gilbert district GO...Jarbidge district KL - Klondyke district KM - Killie mine, Spruce Mountain district IH JA - (SM) Lewis...district Majubo Hill mine, Antelope district MH MN Manhattan district MO - Moonlight mine, Disaster district... - BM - BR BU CA CC CI CL CN CO - April Fool mine, Delamar district (DE) Aspen district Austin district...Bade Mountain district Bristol mine, Jack Rabbit district Burris mine, Pyramid district (PY) Carlin district |  | | Journal (article/letter/editorial) | | July/August: Pyrite, quartz, and galena, Camp Bird mine, Ouray, Colorado. Barbara Muntyan specimen, John...November/December: Gold on quartz, Eagle's Nest mine, Placer County, California. Wayne and Dona Leicht specimen...310-13 Amethyst Discovery on Deer Hill, Stow, Oxford County, Maine, W. B. Thompson, 44-51 Anatase, Colorado...Walker Vein, Caldwell Stone Company Quarry, Boyle County, Kentucky, 254-58 Andorite, 27 Andradite, Arkansas...Barite, Wasta, Pennington County, South Dakota, 188-90; Benitoite, San Benito County, California, 392-95; |  | | Catalog/List | | 3. 4. 1/ 5Ā· 6. 8. 9. 10. ALTAITE. smuggler Mine, Balarat, Boulder Cty., Colorado, U.S.A. Rich metallic...metallic grey disseminations associated with minor Sylvanite in Phonolite. Itxi". Ā£2. ANALCIME. Dene Quarry...under ultra-violet light. 4x2". Ā£6. AZURITE. Tynagh Mine, Co.Galway, Eire. Sparkling blue crystals with minor...limonitic gossan. 3tx2tx2" ā¢ Ā£8. AZURITE. TL~g Tang Mine, Gwennap, Cornwall. Thin blue coatings inter-mixed... 20. 21. 22. 24. 25Ā· BISMUTHINITE. Old Pool Mine, Illogan, Cornwall. Delicate silvery needles in |  | | Journal (article/letter/editorial) | | view showing the Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded...mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many fine crystal...Beaverhead County, the pegmatites of Jefferson County, and the Snowbird mine in Mineral County continue...Highlands Centennial Nugget in 1989 in Silver Bow County. The seventh largest gold nugget found in Montana;...should be sent to the author. LOCATIONS BY COUNTY Beaverhead County Anderson deposit, sec. 16, T. 12 S., R |  | | Journal (article/letter/editorial) | | Natural occurrences of calaverite,krennerite,and sylvanite ............. 1598 Natural assemblages of Au-Ag-Te...formation. The incongruentmelting temperatureof sylvanite (354 q- 5Ćø C) indicatesa maximumtemperature for...petzitehessite-sylvanite;hessite-Ags_,ā¢T%-sylvanite; Ags_,ā¢T%-sylvanite-tellurium; and sylvanite-calaverite-tellurium...the basisof experimentsin the petzite-hessite-sylvanite field at 330Ćø C, Markham determinedthat the t...calaverite(Cā¢ha-C2/m),for krennerite(Cā¢,4Pma), andfor sylvanite(Cā¢hā¢-P2/c) are all tabulatedin Tunell (50). Rex |  | | Journal (article/letter/editorial) | | including gold. However. except for the Homestake mine, which has operated for more than 120 years, most...FiridofGt~rnSphultirite ut IIIP Bulinut Zinc Mine, St. Luwrence County, tditor of NPW b r k ā unrl iipptwwl...and additions. Mlneral Index by Counties Brule County Elm Creek, IS mi. S. of Chamberlain, near junction...of Pierre Formation: barite (gray roses). Butte County Belle Fourche, 6 mi. W., secs. 23, 24, 25. and...Moreau River: barite* (similar to Elk Creek. Meade County, but smaller), calcite (yellow crystals), gypsum |  | Tamas, C. G., Bailly, L., Ghergari, L., O'Connor, G., Minut, A. (2006) NEW OCCURRENCES OF TELLURIDES AND ARGYRODITE IN ROSIA MONTAN A, APUSENI MOUNTAINS, ROMANIA, AND THEIR METALLOGENIC SIGNIFICANCE. The Canadian Mineralogist, 44 (2) 367-383 doi:10.2113/gscanmin.44.2.367 | Journal (article/letter/editorial) | | Corporation, 321, PiaÅ£a Street, RoÅia MontanÄ, Alba County, Romania Abstract New investigations by optical...abundant tellurides, among which hessite, altaite, sylvanite, petzite and cervelleite. An alloy of AuāAg is...par dāabondants tellurures, hessite, altaĆÆte, sylvanite, petzite et cervelleĆÆte. Un alliage AuāAg se prĆ©sente...2004); Baia de ArieÅ is the type locality for sylvanite. Native tellurium and tellurite were first identified...Neogene calc-alkaline magmatism is represented by consolidated and refertilized banatitic source-rocks that |  | | Report (issue) | | ā¢ . ā¢ ā¢ . ā¢ . . ā¢ . . . . ā¢ . Baldwin (Kelmac) Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . Swastika (Crescent) Mine . . . . . . . . . . . . . . . ā¢ . . . ā¢ ā¢ . . ....(Golden Gate) Mine . . . . . . . ā¢ ā¢ . . . ā¢ . ā¢ . . . . ā¢ . . . . . ā¢ . . . ā¢ . . . . Adams Mine . . . . ... . . . . . ā¢ . . . . Barry-Hollinger (Patricia) Mine . . . . ā¢ . . . ā¢ . ā¢ ā¢ . . . . . . . . . . . ....(Yama) Mine . . . . . . . . . ā¢ . ā¢ . ā¢ . ā¢ . . ā¢ . . . . . . ā¢ . . . ā¢ ā¢ . ā¢ . ā¢ . . Macassa Mine . . |  | | Journal (issue) | | KRISTALLE Est.1971 Laguna Beach, California, USA ā¢ Tel: +1 949 494 5155 ā¢ Email: info@kristalle.com...257 COVER: CLINOCLASE, 3.9 cm, from the Mammoth mine, Tintic District, Utah. Rock Currier collection;...sample of a pascoite group mineral at a mine in Grand County, Utah. Died, Alex Earl, 26 Jayson Alexander...over the American West. A trip to the Blue Bell mine near Baker, California, in 2016 was particularly...brochantite, 2-mm view, from the Posey mine, San Juan County, Utah. Alex Earl collection and photo. 139 |  | | Journal (article/letter/editorial) | | Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis and Streufert...7 by 2.5 cm (8.5 ounces), Ground Hog mine, Gilman, Eagle County. Harvard Mineralogical Museum specimen...crashed, bankrupting many an overextended silver mine owner (Emmons, Irving, and Loughlin 1927; Henderson...properties was, of course, the famous Little Jonny mine. This claim (also spelled Johnny and Johnnie) had...Donovan, and three other men. Part interest in the mine was sold to Henry M. Dunning and partners, who were |  | Zhang, Jian, Zhang, Yao, Richmond, William, Wang, Hai-peng (2010) Processing technologies for gold-telluride ores. International Journal of Minerals, Metallurgy, and Materials, 17 (1). 1-10 doi:10.1007/s12613-010-0101-6 | Journal (article/letter/editorial) | | into six mineral groups: calaverite (AuTe2), sylvanite [(Ag,Au)2Te4], montbrayite [(AuSb)2Te3], krennerite...Silver white to brassy yellow 9.10-9.30 2.5-3.0 Sylvanite (AgAu)Te2 Steely gray to silver gray 8.20 ...leaching tests on synthetic calaverite (AuTe2) and sylvanite (AuAg)Te2 result in lower gold recoveries [5]...deposits containing tellurides occur in Colorado (USA), Vatukoula (Fiji), and Kalgoorlie (Western Australia)...excessive addition of lime has Location Cripple Creek (USA); Nagyag (Romania); Kirkland Lake Gold District and |
|
