 | | Journal (issue) | | CR IPP LE CR EE K! Wayne & Dona Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA 92651...Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Famous mineral localities: The Cripple Creek Mining District, Colorado . . . . . . . . . . . . . . . ...[Ba(UO2)2V2O8â5H2O] from the type locality, the Mounana mine, Franceville, Haute OgoouĂ©, Gabon. See the article...âThis is the XYZ mine, and these are pretty pictures of the minerals from that mine.â Lou, however, took |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan Whatâs new in Colorado minerals? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John |  | | Book (edition) | | Resource Reviews Series editor John Slack, Reston, VA, USA More information about this series at http://www...elucidating the characteristic features of potassic (high-K) igneous rocks, erecting a hierarchical scheme that...encouraged more focus on the relationship between high-K magmatism and hydrothermal gold and gold-copper mineralization...suggestions for the target generation teams of mining companies exploring for world-class gold and/or...Kanowna Belle Gold Mines in Kalgoorlie; PT North Mining Indonesia in Jakarta; TU Bergakademie in Freiberg; |  | | Book (edition) | | Resource Reviews Series editor John Slack, Reston, VA, USA More information about this series at http://www...elucidating the characteristic features of potassic (high-K) igneous rocks, erecting a hierarchical scheme that...encouraged more focus on the relationship between high-K magmatism and hydrothermal gold and gold-copper mineralization...from Argentina, Canada, Chile, China, Iran and the USA, including new maps and sections and additional colour...suggestions for the target generation teams of mining v vi companies exploring for world-class gold |  | | Report (issue) | | Crystalline Rocks, Park and Jefferson Counties, Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER 608-B General...Crystalline Rocks, Park and Jefferson Counties, Colorado By C. C. HAWLEY and R. A. WOBUS GEOLOGY AND ORE...TARRYALL REGION, PARK AND JEFFERSON COUNTIES, COLORADO GEOLOGICAL SURVEY PROFESSIONAL PAPER 608-B...Tarryall region, Park and Jefferson Counties, Colorado) (Geological Survey Professional Paper 608-B)...Stratigraphic Pre-Cambrian. 2. Geology-Colorado Park Co. 3. Geology Colorado Jefferson Co. 4. GraniteColorado |  | | Journal (article/letter/editorial) | | Although an age of ~ 380 Ma was obtained using K-feldspar in the veins the data are not conclusive. It...quartz veins 200 m to the west of the Tyndrum Pb + Zn mine (Fig. 1) which contain up to 4.32 oz/ton Au and...quartzite cemented by quartz containing pyrite, K-feldspar and occasional grains of galena. Another vein...third vein (HV4) comprises coarse grained quartz, K-feldspar and pyrite with minor chlorite. Beinn Chuirn...reflectance of ~ 35%, greenish colour and very strong red internal reflections. Examination of polished |  | | Report (volume) | | Geology of Uranium Deposits in the Front Range, Colorado By P. K. SIMS and D. M. SHERIDAN With sections By...mines_______________________________________ Boulder CountY----------------------------------~-----------Jamestown...Generalfeatures--------------------------------------Blue Jay mine, by R. U. King__________________________ Fair Day...mine________________________________________ Nations Treasure mine, by R. U. King___________________ Victory group...Description of principal mines-Continued Boulder County-Continued Other areas __________________________ |  | | Report (issue) | | endorsement by the U.S. Government. 'Denver, Colorado 1995 CONTENTS Geoenvironmental models of mineral...mineralized areas prior to mining, and conditions that result from mining and mineral processing. Other...as climate, and anthropogenic factors (including mining and mineral processing methods) mostly modify the...exploration, and assessment of abandoned mine lands and mine-site remediation. This compilation presents...from mining, mineral processing, and smelting. For example, the environmental signature of a mine site |  | | Report (volume) | | . 234 " y { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO /... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore,...Energy COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESUURCES STATE OF COLORADO DENVER, COLORADO 1978...ete 11 st r ng of rad i aaet 1ve occurrences 1n Colorado, with a comprehensive blbi iography and bibliographic...on the Colorado Plateau sparked several periods of exploratIon that ultimately led to a mining "boom ll |  | Keith, Manuel, Smith, Daniel J., Doyle, Keiran, Holwell, David A., Jenkin, Gawen R.T., Barry, Tiffany L., Becker, Joseph, Rampe, Jason (2020) Pyrite chemistry: A new window into Au-Te ore-forming processes in alkaline epithermal districts, Cripple Creek, Colorado. Geochimica et Cosmochimica Acta, 274. 172-191 doi:10.1016/j.gca.2020.01.056 | Journal (article/letter/editorial) | | processes in alkaline epithermal districts, Cripple Creek, Colorado Manuel Keith, Daniel J. Smith, Keiran Doyle...cite this article as: Keith, M., Smith, D.J., Doyle, K., Holwell, D.A., Jenkin, G.R.T., Barry, T.L., Becker...processes in alkaline epithermal districts, Cripple Creek, Colorado, Geochimica et Cosmochimica Acta (2020)...processes in alkaline epithermal districts, Cripple Creek, Colorado Manuel Keitha, b, c *, Daniel J. Smithc...Mines, Penryn, TR10 9FE, UK Mining Corporation, Victor, CO 80860, USA *Corresponding author: GeoZentrum |  | | Book | | particularly since the commencement of the very lucrative mining of the Palabora carbonatite for copper, and a host...by-products, and it is the exploration efforts of mining companies that have led to the discovery of many...A few highly potassic rocks, with 10% or more of K 2 0, are included although they would not meet the...Verlag, Berlin. 252 pp. DEANS, T. 1966. Economic mine ralogy of African carbonatites. 111 O . F. Tuttle...provided information Mexican section was kindly read by K. Bloomfield and on the alkaline rocks of Uruguay, |  | | Journal (article/letter/editorial) | | Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenumâfluorine...hrositeâfluorite in the Sweet Home Mine, Alma District, Colorado were originally mined for silver starting...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...the nearby area; (4) a small pegmatite within the mine with an age (25.9±0.3 Ma) coincident with mineralization...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines | | | Journal (article/letter/editorial) | | Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenumâfluorine...hrositeâfluorite in the Sweet Home Mine, Alma District, Colorado were originally mined for silver starting...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...the nearby area; (4) a small pegmatite within the mine with an age (25.9±0.3 Ma) coincident with mineralization...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines |  | | Report (issue) | | AND MINING WASTES NOTES FROM A WORKSHOP PRESENTED AT THE INTERNATIONAL LAND RECLAMATION AND MINE DRAINAGE... Predicting Water Contamination from Metal Mines and Mining Wastes O^ggg^C. Kathleen S. Smith, Ph.D. Geoffrey...80225 Workshop 2 International Land Reclamation and Mine Drainage Conference and the Third International... Predicting Water Contamination from Metal Mines and Mining Wastes FOREWORD This report contains copies of...presented at the International Land Reclamation and Mine Drainage Conference and the Third International |  | | Report (issue) | | SOUTHERN CORDILLERA" AGS/UA Mine Tour and Field Trip data for TRIP #4 "Copper Creek - Tiger - Kalamazoo Deposits"...TO: Registrants for AGS Field Trip #4, Copper Creek-Tiger-Kalamazoo Deposits As field trip chairman...This particular excursion will take you to Copper Creek, Tiger, and the discovery outcrops above the Kalamazoo...of Economic Geologists. 4. ITINERARY COPPER CREEK-TIGER-KALAMAZOO DEPOSITS General Leader: Coordinator:...110. Leave U of A student Union Travel to Copper Creek Traverse to Railroad Pipe and review alteration |  | | Journal (article/letter/editorial) | | from early to late including: (1) gold-bearing K-feldspar-quartz stockworks and veins; (2) disseminated...calaverite, and altaite. Gangue minerals include K-feldspar, quartz, sericite, chlorite, epidote, albite...of 195° to 340°C. Quartz in the gold-bearing K-feldspar-quartz stockworks (period 1), disseminated sulfide...3.5 â°. Pyrite separates from he gold-bearing K-feldspar-quartz stockworks and veins (period 1) have a...been identified in the 63 km-long by 21 km-wide district. Most of them occur within the Hercynian Shuiquangou |  | Zukowski, W., Cooke, D. R., Deyell, C. L., McInnes, P., Simpson, K. (2014) Genesis and Exploration Implications of Epithermal Gold Mineralization and Porphyry-Style Alteration at the Endeavour 41 Prospect, Cowal District, New South Wales, Australia. Economic Geology, 109 (4) 1079-1115 doi:10.2113/econgeo.109.4.1079 | Journal (article/letter/editorial) | | Alteration at the Endeavour 41 Prospect, Cowal District, New South Wales, Australia WOJCIECH ZUKOWSKI...Barrick 3 Mineral Gold of Australia, Cowal Gold Mine, New South Wales, Australia Deposit Research Unit...epidote and K-feldspar-epidoteâbearing alteration halos and later-stage illite-muscovite-K-feldspar and calcite-rich...assemblages (e.g., actinolite-magnetite, biotite, and K-feldspar-epidote) indicate that epithermal mineralization...economically significant gold occurrences in the Cowal district, part of the Junee-Narromine belt of the Ordovician |  | | Report (issue) | | Denver, Colorado, USA © 2011 by Lithographie, LLC P.O. Box 11613 âą Denver, CO 80211 âą USA Phone 1.303...America Photo Credits Cover: Topaz, 3.5 cm tall Capao Mine, Ouro Preto, Minas Gerais, Brazil Max and Jon Sigerman...Occurrence MIKE MENZIES 22. Topaz from Utah's Maynard Mine RYAN BOWLING 26. Volodarsk-Volynski PETER LYCKBERG...Topaz ALFREDO PETROV & JOHN RAKOVAN 34. Colorful Colorado DAVID W. BUNK 42. Mongolian Topaz: The Gorkhi...DUDLEY BLAUWET 58. Zimbabwe Blue Topaz: St. Anne's Mine JAN KANIS 60. Brazil: The Land of Topaz DIETMAR |  | | 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...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...Acupan Mine Acupan is a large, low-sulfidation epithermal gold vein system in the Baguio district of the |  | | Book | | 310 Pillsbury Drive S. E. Minneapolis, MN 55455, USA Volumes 1 to 9 in this series appeared under the...are of considerable aid to the exploration and mining geologist in areas of known mineralization, but...advanced undergraduate and graduate levels, and to mining and exploration geologists. lowe no small debt...3 Limestone Replacement Deposits of Leadville, Colorado ..................... . 2.1.4 Discussion and Suggestions.................. . 83 The Fresnillo Ag-Pb-Zn District, Zacatecas, Mexico .......................... |  | Jansen, Nicholas H., Gemmell, J. Bruce, Chang, Zhaoshan, Cooke, David R., Jourdan, Fred, Creaser, Robert A., Hollings, Pete (2017) Geology and Genesis of the Cerro la Mina Porphyry-High Sulfidation Au (Cu-Mo) Prospect, Mexico. Economic Geology, 112 (4) 799-827 doi:10.2113/econgeo.112.4.799 | Journal (article/letter/editorial) | | early porphyry-style potassic veins (quartz + K-feldspar ± biotite) and stage 1 pyrite that are preserved...of the breccia pipe, as its matrix is strongly K-feldspar altered. Hydrothermal fluids then produced phyllic...la Mina prospect along with the nearby Santa FĂ© mine and Campamento deposit represent parts of a porphyry...poor quality K/Ar dates obtained from whole rocks rather El ChichĂłn Santa FĂ© mining district Selva Negra...State showing the location of the Santa FĂ© mining district: Selva Negra region, El ChichĂłn, central CVA |  | | Journal (issue) | | paragenesis of the Little Three mine pegmatites, Ramona district, San Diego County, California ...............25046, M .S. 905 Denver Federal Center Denver, Colorado 80225 In recent decades the science of mineralogy... 905 Box 25046 Denver Federal Center, Denver, Colorado 80225 Louis B. Spaulding, Jr. P. O. Box 807, Ramona...plus an interesting range o f rare species. The mine, first opened in 1903, continues to produce fine...Three mine is one of several mines located on the Little Three property in the Ramona district, San Diego |  | | Journal (article/letter/editorial) | | Charters Towers 207 t Au (Australia) Millchester Creek tonalite 425/417 Au-As-Zn-PbCu-Ag Principal arc...copper and subsidiary gold (3 g/t) at the Delirio mine in its southern part, gold (4-6 g/t) until recently...from its central part and mercury at the Azogues mine, formerly Chileâs principal mercury producer, in...Fig. 1 Geological map of the Mantos de Punitaqui district, northern Chile, showing control of the vein by...batholith, such as Punta del Cobre (in the same district as, and related to, the Candelaria copper-gold |  | | Book | | 'LJAJ.. The Institution of Mining and Metallurgy Location No. t 3.- l "I - 34- MINERALOGY-APPLICATIONS...Published by the Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum... Copyright © 1985 by the American Institute of Mining, Metallurgical , and Petroleum Engineers, Inc ...Geology of Texaco's Hobson Uranium Deposit, Karnes County, Texas. H.M. Dahl and C.A. Callender. . . . ....and Iron Mineralization in Pegmatite at the Bemco Mine Prospect, Cranberry Lake, New Jersey. A.H. Vassiliou |  | | Report (issue) | | AGS Geologic field guide tothe Copper Creek district Arizona Geological Society February 2001 Field Trip...AMT (USA) Inc. THIS PAGE INTENTIONALLY BLANK Geologic field guide to the Copper Creek district Timothy...Timothy M. Marsh, PhD AMT (USA) Inc. 7400 N. Oracle Road, Suite 343 Tucson, AZ 85704 Prepared for the Arizona...February 24, 2001 Introduction The AMT's Copper Creek project is located 50 miles northeast of Tucson...Arizona, 12 miles east of BHP's San Manuel-Kalamazoo mine/mill/smelter complex, and 25 miles southeast of |
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