 | | Journal (article/letter/editorial) | | 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms of sheer volume...Kalgoorlie, Western Australia, and Cripple Creek, Colorado. Although on opposite sides of the globe, they...they have striking similarities in their mining history and mineralogy, but their geology is seemingly quite...ROCKS & MINERALS the Golden Circle mine at Sorrento and the Cline mine at Hancock, Maine, and from a vaguely...vaguely described locality near Monroe, Fairfield County, Connecticut. A compilation of telluride mineral |  | | Report (issue) | | Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund UNITED STATES...along the Animas River. _ _ _ Lithology in La Plata district _ _______ Permian system____________________________...along the Animas River._____ Localities in the La Plata quadrangle __ Collections from the Rico formation_____...its tributaries..__________ Localities in the La Plata quadrangle __ Interpretation of the Rico collections |  | | Journal (article/letter/editorial) | | 02:13 13 March 2015 CALAVERITE Cripple Creek, Colorado W ith the exception of native gold and electrum...Cripple Creek district, essentially subsequent to the development of all other Colorado gold districts...suggested for this issue, much of which is devoted to Colorado minerals. Calaverite is a yellowish to silver-white...Analyses of calaverite from the Kirkland Lake district, Ontario, Canada, show up to several tenths of...1995). Calaverite is known from the Star mine in Montgomery County, North Carolina, where it occurs rarely |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 Lazard Cahn Honorary President “Pick & Pack” Vol...understand the waves of new science--evolution, mining, M. McCalmont environmental change, population...to Colorado and the Four Corners region. Photo of a relief model. Credit: M. McCalmont COLORADO SPRINGS...SPRINGS MINERALOGICAL SOCIETY PO BOX 2 COLORADO SPRINGS, COLORADO 80901-0002 March 2021 CSMS Pick & Pack...10 10 AM - 3 PM Family Day at Western Museum of Mining and Industry (WMMI). Geology - themed activities |  | 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) | | hydrothermal ore deposits Andrew P. Fornadel, Paul G. Spry, Mojhgan A. Haghnegahdar, Edwin A. Schauble...hydrothermal ore deposits Andrew P. Fornadela,b, Paul G. Sprya*, Mojhgan A. Haghnegahdarc, Edwin A. Schaublec...Drive, Columbia, MD 21046, U.S.A. c University of California, Los Angeles, Dept. of Earth, Planetary, and...krennerite) and (Au,Ag)2Te 9 minerals (i.e., petzite, hessite). In general, 10 130/125 Te fractionations as...tellurates, respectively (e.g., Otto Mountain, California; Housely et 15 al., 2011), Te is commonly found |  | | Journal (article/letter/editorial) | | gold-telluride deposit, Fiji Andrew P. Fornadel, Paul G. Spry, Simon E. Jackson PII: DOI: Reference: S0169-1368(19)30219-7...gold-telluride deposit, Fiji Andrew P. Fornadela,b, Paul G. Sprya,*, Simon E. Jacksonc aDepartment of Geological...50011-3212, USA bShimadzu Scientific Instruments, 7102 Riverwood Drive, Columbia, MD 21046, USA cGeological...Drive, Iowa State University, Ames, Iowa 50011-3212, USA E-mail address: pgspry@iastate.edu (P.G. Spry) Keywords:...gold-silver telluride deposits in Colorado (Cripple Creek, Boulder County, and La Plata) with Emperor, and the narrow |  | | Journal (article/letter/editorial) | | Epithermal Au-Ag-Te Mineralization, Acupan, Baguio District, Philippines: Numerical Simulations of Mineral...inclusion and mineralogical studies of the Acupan gold mine, a large gold-silver-tellurium-bearing low-sulfidation...deposition and inhibited the precipitation of hessite and calaverite. Mixing of low-temperature ground...similar to those observed in shallow levels of the mine and in deep-level, late-stage barren vein fill....from adularia-carbonate vein assemblages in deep mine levels to sericite-bearing assemblages in shallow |  | | Journal (article/letter/editorial) | | gold–silver prospect, Fiji: conditions of ore deposition P. G. Spry and N. L. Scherbarth Department of Geological...Atmospheric Sciences, Iowa State University, Ames, Iowa, USA Received October 23, 2005; revised version accepted...in the Stuckslager gold deposit, Coloma district, California. Roscoelite and vanadium muscovite, are...respectively (Heinrich and Levinson, 1955) and 172 P. G. Spry and N. L. Scherbarth by roscoelite exhibiting...Creek deposit, Colorado (Jensen and Barton, 2000), Boulder County deposits, Colorado (Lindgren, 1907; |  | | Journal (issue) | | p a c if ic COAST HIGHWAY Gold-Nevado Co. California Hours: Tues-Sar. 10-5 Sunday 12-5 [evenings by...Institution Pete J. Dunn Smithsonian Institution Peter G. Embrey British Museum (Nat. Hist.) Richard C. Erd...Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ...................................... Famous mineral localities: the Home Sweet Home mine ............................................... |  | | Journal (article/letter/editorial) | | 2006; # Springer-Verlag 2006 Editorial handling: P. G. Spry Summary Several magmatic-hydrothermal systems...Bi-sulfosalts and Bitellurides=tellurosulfides). Hessite, st€utzite, sylvanite, petzite, coloradoite, altaite...minerals, chalcopyrite and galena. The presence of hessite, goldfieldite, native gold and enargite or famatinite...2003; Cripple Creek, Colorado, Thompson et al., 1985; La Plata County, Colorado, Saunders and May, 1986;...1986; Boulder County, Colorado, Saunders, 1988, 1991; Golden Sunlight, Montana, Spry et al., 1997; Spry |  | | Report (issue) | | CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES, California-Federal Eldg.,... Rm. 7638,300 N. Los Angeles St. MENLO PARK, California-Bldg. 3 (Stop 533), Rm. 3128. 345 Middlefield... Rm. 8105,125 South State St. SAN FRANCISCO, California-Customhouse, Rm. 504,555 Battery St. SPOKANE...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...Part II Geology and Gold Deposits of the Oatman District, Northwestern Arizona By ED DEWITT, JON P. THORSON |  | Yin, Chao, Liu, Jiajun, Carranza, Emmanuel John M., Zhai, Degao, Guo, Yuncheng (2019) Mineralogical constraints on the genesis of the Dahu quartz vein-style Au-Mo deposit, Xiaoqinling gold district, China: Implications for phase relationships and physicochemical conditions. Ore Geology Reviews, 113. 103107 doi:10.1016/j.oregeorev.2019.103107 | Journal (article/letter/editorial) | | quartz vein-style AuMo deposit, Xiaoqinling gold district, China: Implications for phase relationships and...Dahu Au-Mo deposit, with an average grade of 6.8 g/t for 38 tons Au, and an average grade of 0.24% for...tetradymite, and to a minor extent calaverite, petzite, hessite, and stützite. Some Bi-sulfosalt minerals also...2012; Jian et al., 2015) and the Xiaoqinling gold district (compiled from Li et al., 2011; Zhou et al., 2014)...vein-style Au deposit (Li et al., 2002), and monazite LA-ICP-MS U-Pb ages of 124 to 119 Ma for the Qinnan |  | Ronacher, E., Richards, J. P., Reed, M. H., Bray, C. J., Spooner, E. T. C., Adams, P. D. (2004) Characteristics and Evolution of the Hydrothermal Fluid in the North Zone High-Grade Area, Porgera Gold Deposit, Papua New Guinea. Economic Geology, 99 (5) 843-867 doi:10.2113/gsecongeo.99.5.843 | Journal (article/letter/editorial) | | Geology and Geological Engineering, Colorado School of Mines, Golden, Colorado 80401. **Present address: Placer...the start of production in 1990 and June 2001, the mine is a significant gold producer in the southwest...to 113 million tons (Mt) of ore at a grade of 3.5 g/t. The total contained gold at Porgera is thus ~20...high-grade domain referred to as zone VII, up to 1,000 g/t Au occurred in quartz-roscoelite breccias; this...5-2.5 g/t 2.5-3.5 g/t >10 g/t FIG. 2. Schematic north-south cross section through the Porgera mine, showing |  | | Report (issue) | | Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |  | | Journal (issue) | | Minerals International •. PO Box 302 Louisville, Colorado 80027 - It is now November 4, and ram stuck...s t twe nty yea rs I o nly mi s sed Miinch e ner Mine ralientage twice a nd have witnessed the changes...due to the decreas ing qua ntity o f materials avai la ble. Other factors have to be the uncertai n economy...left o n an evening fli g ht to Bangkok. I flew to Sri Lanka arriving at midni g ht :it the airport in...time in nearly 20 years and after 65.000 dead. the g uns were fina lly silent. It was a welco me change |  | Cooke, David R., McPhail, Derry C., Bloom, Mark S. (1996) Epithermal gold mineralization, Acupan, Baguio District, Philippines; geology, mineralization, alteration, and the thermochemical environment of ore deposition. Economic Geology, 91 (2) 243-272 doi:10.2113/gsecongeo.91.2.243 | Journal (article/letter/editorial) | | epithermal veinsystem formedat 0.65 Ma at Acupan,Baguio district, Philippines, duringa periodof highK magmatism...Baseline Road, alteration Suite 202, Boulder, Colorado 80303. Baguiodistrict(Aokiet al., 1993).In this...oneof several centralandsouthern sections of the mine(Fig. 2). It is the epithermal deposits in the B...workings hasrevealed thatalgoldveinsin theBaguio district areflanked to thoughepithermal veinstransect the..., 1993).Thisis similarto theagedetermined for district(Cooke,1990,1991).The primitiveearlyto middle Miocene |  | | Report (issue) | | Version 3.4 1 February 1994 BIBLIOGRAPHY Abbott, J. G., Gordey, S. P., and Tempelman-Kluit, D. J., 1986...the northern Cordillera: Canadian Institute of Mining and Metallurgy Special Volume 37. p. 1-18. Adair...metamorphosed hydrothermal system at Pine Canyon. Piute County, Utah. U.S.A. [abs.]: Mineralogical Society (London)...Ague, J. J., and Brimhall. G. H., 1987, Granites of the batholiths of California: products of local assimilation...Geology, v. 15, p. 63-66. Ague, J. J., and Brimhall, G. H., 1988, Magmatic arc asymmetry and distribution |  | | Journal (volume) | | DECEMBER 1913 Mining and 429 MARKET STREET Scientific Press SAN FRANCISCO, CALIFORNIA^ 1'^ h i* zcv...Ltd., company report Abosso mine. West Africa Acacia Mining Co., Colorado 270, Editorial. Accident...Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper California Accidents...Accidents, coal-mine in United States Compensation for Workingmen's compensation Acid mine water Acidity...Tramway, one-rope Tramway, Saline Valley Salt Co., California . . . . . . Aerolites Africa, copper In |  | | Journal (article/letter/editorial) | | Kochbulak Deposit (Uzbekistan) V. A. Kovalenker*, Yu. G. Safonov*, V. B. Naumov**, and V. L. Rusinov* * Institute...with rich (bonanza) ores: Boulder County, Golden Sunlight, and Bessie G (United States). The Kochbulak gold–telluride...belt (Arapov, 1983). The unique Muruntau gold district lies in the western branch of this belt. The Kurama...Almalyk ore district and epithermal gold and uranium deposits of the Angren ore district. The geological...recovered from boreholes contain about 3 g/t, and locally up to 8−10 g/t of gold. Alunite occurs as sodic–potassic |  | | Journal (issue) | | FEDERATION OF MINERALOGICAL SOCIETIES Offlcet'I Mrs. G .E. Lee. President (NFMS) 704 S.W. 31st St., Pendleton...(MFMGS) 26120 Rouge Court Southfield. Ml 48075 CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES Officer...Correspondence and requests for information to the California Federation shoulo be addressed to: Mrs. Juanlta...Gemac Corporation. 1797 Capri Ave.. Mentone. California 92359. SUBSCRIPTION RATES: $5 50 per year $10...MAILING OFFI CES. FIELD TRIPS The Renwick Uranium Mine by Gilbert A. Penny ......... • ........ • .... |
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