 | MAGLAMBAYAN, Victor B., ISHIYAMA, Daizo, MIZUTA, Toshio, MATSUBAYA, Osamu, ISHIKAWA, Yohei (2001) Oxygen and Carbon Isotope Study of Calcite and Dolomite in the Disseminated Au-Ag Telluride Bulawan Deposit, Negros Island, Philippines. Resource Geology, 51 (2) 107-116 doi:10.1111/j.1751-3928.2001.tb00085.x | Journal (article/letter/editorial) | | mined jointly by Philex Mining Corporation and Philippine National Bank. The mining rate was initially 2...the bullion ranged from 1:0.6 to 1:1.8 (Philex Mining Corporation, unpublished data). Previous studies...mineralization, and the formation of environment (Philex Mining Corporation, 1992; Manuel and Jadoc, 1992; Maglambayan...oxygen and carbon isotope, calcite, dolomite, ankerite, fluid inclusion, geothermometry, dacite porphyry...phenocrysts. “Heterolithologic breccia” (Philex Mining Corporation, 1992) has been used to describe several |  | | Journal (article/letter/editorial) | | Diego] at 15:26 22 February 2016 - Featured Mineral at the 1994 Denver Show Figure I (above). Pyrite...Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light “cathedral”...(right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen 2 by 2 inches;...PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R. Muntyan...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric |  | | Journal (issue) | | Find your OwnAgate Collecting around Kremmling Colorado Morocco - The Country, The People and...Agates...Mindat.org Agates and Associated Minerals of Creede Colorado By Philip Persson PerssonRareMinerals.com ...information ranging from listing mineral localities, facts about mineral species, photographs of worldwide...to typical reference specimens), photographs of mineral localities (both modern and historical), publication...Copyrights Reserved 2014 - Printed in Denver, Colorado IDA CHAU’S JOURNAL FROM THE 3RD MINDAT INTERNATIONAL |  | | Report (issue) | | GEOLOGICAL SURVEY U.S. GEOLOGICAL SURVEY-INGEOMINAS MINERAL RESOURCE ASSESSMENT OF COLOMBIA: ORE DEPOSIT MODELS...deposits models was assembled for the Colombia Mineral Resource Assessment Project. The objectives of...of the compendium are: (1) to define mineral deposit types so that all project members have a common vocabulary...vocabulary or deposit classification scheme to which mineral occurrences, favorable geologic environments, favorable...e+A^O^ minerals) as they apply. Include skarn mineral assemblages where appropriate. Ore controls; List |  | | Journal (article/letter/editorial) | | MultistageVein Ores of the Lake City District, Western San Juan Mountains,Colorado John,• F. SL^CK U.S. Geological...vein ores of the Lake City district, in the western San Juan Mountains, Colorado,have producedapproximately$12...crustification,vugs) is widespread. •[ultiple periodsof mineral depositionin the veins are documentedby coinpoundstructuresin...regional preore propylitization. Two distinct mineral suites have been recognizedin the veins, an older...the Ute-Ulay mine, the largest producerof the district, titis assemblagehas been divided into four stages(from |  | Yun, Seong-Taek, So, Chil-Sup, Choi, Sang-Hoon, Shelton, KevinL., Koo, Ja-Hak (1993) Genetic environment of germanium-bearing gold-silver vein ores from the Wolyu mine, Republic of Korea. Mineralium Deposita, 28 (2) doi:10.1007/bf00196335 | Journal (article/letter/editorial) | | Mineral. Deposita 28, 107-121 (1993) i ep'one, ralium slta 9 Springer-Verlag 1993 Genetic environment...Missouri-Columbia, Columbia, Missouri 65203, USA 3 Center for Mineral Resources Research, Korea University,...gold-silver-bearing epithermal systems in the Youngdong district and is the first gold-silver deposit in Korea...Au-Ag-Gemineralized veins show a systematic variation of mineral assemblage with time: (1) quartz+pyrite; (2) quartz+...display a con* P r e s e n t address." Department of Mineral & Energy ResourcesEngineering, Semyung University |  | | Journal (article/letter/editorial) | | isotope thermometer indicates the temperature of mineral deposition at 315–415°C for the first stage and...fides has broadened our knowledge on hydrothermal mineralforming systems for more than 50 years. Petrovskaya...of sulfides is determined by the temperature of mineral formation, pH, and f O2 of fluid. Coexisting sulfides...deposition and physicochemical con ditions of mineral formation (Robinson and Ohmoto, 1973). Sulfur isotope...and its components and what are parameters of mineral for mation and causes of their variation in space |  | | Journal (article/letter/editorial) | | Guo-Xue Songc, Guang-Ming Lia,b a Key Laboratory of Mineral Resources, Institute of Geology and Geophysics...at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...higher Ag/Au than type 2 LS, and their sulfide mineral association is transitional between HS and type...Ciobanu et al., 2002; Grancea et al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua...deposits 4.1 Mineralogy and paragenesis Sulfide mineral assemblage in the majority of IS deposits can be |  | | Journal (article/letter/editorial) | | Silver–Gold–Lead Intermediate Sulfidation Epithermal District, Eastern Lachlan Orogen, New South Wales, Australia...silver–gold–lead district 94 km west–southwest of Sydney. Mineralization in the district forms part of a...system that has significant mineral and alteration zonation. Stage 1 of the mineral paragenesis in the veins...characterized by siderite that infilled remaining voids. Mineral zonation occurs along the Yerranderie Fault, with...changes from an outer quartz–muscovite–illite–(ankerite) assemblage to a quartz–illite–(pyrite–carbonate) |  | | Journal (article/letter/editorial) | | cubanite, native gold, CuPbS2, an unidentified Bi-Te-S mineral and argentopyrite occur as inclusions mainly in...veins in volcanic units, and coexists with Bi-Te-S mineral species and rarely with chalcopyrite and cubanite...location of the Crater Mountain deposit and some mineral deposits (modified after Cooper & Taylor, 1987)...Complex that hosts the Crater Mountain deposit. Mineral deposits: 1, Grasberg porphyry Cu-Au (Irian Jaya);...grayed region represents the Grasberg—Porgera Mineral Corridor. Abbreviations: SLF, StolleLaigap Fault; |  | | Book | | MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...American Rift (Colorado-New Mexico). Bibliography: p. Includes index. 1. Mines and mineral resources—Colorado...resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna B. II. Title. III. Title: Great...possible steps should be taken to preserve our mineral heritage, whether in physical form as irreplaceable |  | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection, photographer...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper. Nearly 100...from the Leadville district, with another 50 million pounds mined in San Juan County (Henderson 1926).... During the twentieth century, the Gilman district surpassed Leadville in total copper production with |  | 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 (article/letter/editorial) | | stress field with roughly N – S direction. The ore mineral suite consists of base metal sulfides and a variety...elements other than Cd, Ag and Au. The sulfide mineral assemblages and the range of FeS compositions of...hydrothermal fluids generating the manto ores. Mineral assemblages characteristic of low or high sulfidation...Exploitation started possibly 3.000 years ago. Mining flourished during the 5th – 4th centuries B. C...Athens’ rise to economic and cultural flourishing. Mining declined toward the end of the 3rd century B. C |  | | Corporate Document | | REPORT ON THE HUDSON BAY MOUNTAIN PROPERTY OMINECA MINING DIVISION WEST CENTRAL BRITISH COLUMBIA NTS 093E/14W..............................................23 Mineral Processing and Metallurgical Testing..............................................27 Mineral Resource and Mineral Reserve Estimates.....................British Columbia. ................7 Figure 2. Mineral tenure map for the Hudson Bay Mountain property.....................................8 Figure 4. Mineral occurrences on Hudson Bay Mountain. .......... |  | | Journal (article/letter/editorial) | | loci for subsequent hydrothermal fluid flow and mineral deposition. Episyenites are mainly known from the...systematics with supporting information from detailed mineral paragenesis and field relations. A combination of...isotope data (‰ vs. V-SMOW) for whole-rocks and mineral separates from episyenites and mineralogically...58°29′38″/11°17′17″ V-4a V-4b Reference granites 1 10 34 Mineral abbreviations: Mc = microcline, Pl = plagioclase...analysis: − More than sixty polished thin sections for mineral and microtextural analyses by the use of optical |  | Peng, Yi-Wei, Gu, Xue-Xiang, Cheng, Wen-Bin, Zhao, Xiao-Bo, Wang, Guan-Nan, Lu, Liang-Tao, Han, Jian-Min (2018) Metallogenesis of the Late Palaeozoic Axi-Tawuerbieke Au-Pb-Zn district in the Tulasu Basin, Western Tianshan, China: Constraints from geological characteristics and isotope geochemistry. Geological Journal, 53 (6) 3030-3050 doi:10.1002/gj.3141 | Journal (article/letter/editorial) | | of the Late Palaeozoic Axi–Tawuerbieke Au–Pb–Zn district in the Tulasu Basin, Western Tianshan, China:...State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences (Beijing)...State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences (Beijing)...According to the ore textures, intrusion sizes, and mineral assemblages, it can be inferred that all three...are spatially related to Late Devonian to Early mineral assemblages, and ore textures, Peng et al. (2017) |  | | Report (volume) | | Mineral Deposit • • u.s. . ' Models ' GEOLOGICA'L 'SURVEY BULLETIN 1693 I AVAILABILITY OF...Rm G-84 DENVER, Colorado--Federal Bldg., Rm. 169, 1961 Stout St. LAKEWOOD, Colorado-- Federal Center...Alaska--New Federal Buildmg, Twelfth Ave. 101 • Mineral Deposit Models DENNIS P. COX and DON.ALD A. SINGER...Library of Congress Cataloging-in-Publication Data Mineral deposit models (U.S. Geological Survey Bulletin...1693} Bibliography 1. Ore Deposits. 2. Mines and mineral resources. I. Cox, Dennis P. II. Singer, Donald |  | Grancea, Luminita, Bailly, Laurent, Leroy, Jacques, Banks, David, Marcoux, Eric, Milési, Jean, Cuney, Michel, André, Anne, Istvan, Dumitru, Fabre, Cécile (2002) Fluid evolution in the Baia Mare epithermal gold/polymetallic district, Inner Carpathians, Romania. Mineralium Deposita, 37 (6) 630-647 doi:10.1007/s00126-002-0276-5 | Journal (article/letter/editorial) | | in the Baia Mare epithermal gold /polymetallic district, Inner Carpathians, Romania Received: 20 November... Springer-Verlag 2002 Abstract The Baia Mare district (Romania) represents a complex segment of the...an underlying pluton. The ore deposits of the district have many features typical of low-sulfidation (or...Carpathians Æ Magmatism Introduction The Baia Mare district is located in the eastern part of the Carpathian...has been mined since Roman times. The Baia Mare district, with about 15 mines, provides most of Romania’s |  | Zamanian, Hassan, TaleFazel, Ebrahim, Hayatalgheybi, Masome, Samani, Bahram Agha Ebrahimi, Harris, Chris (2020) Geochemical, fluid inclusion and O–H–S isotope studies of the Milajerd Au-polymetallic prospect, Central Iran: Implications for ore genesis. Ore Geology Reviews, 120. 103444 doi:10.1016/j.oregeorev.2020.103444 | Journal (article/letter/editorial) | | mineralization system, and could be of interest for future mineral exploration in the Milajerd prospect. 2 2. Geologic...spatial distribution of volcanogenic, magmatic, and mineral deposits (Alavi, 1994; Mohajjel and Fergusson,...of Iran. SEM-EDS data were acquired at the Iran Mineral Process and Research Center (Karaj, Iran) using...Isotope Laboratory at Cornell University (Ithaca, USA), prior to analysis, quartz crystals were separated...Milajerd prospect are exposed extensively through the district and consist of andesite, basalt, dacite, trachyandesite |  | | Report (issue) | | Mount Belknap caldera, Utah. USGS Research on Mineral Resources-1987 Program and Abstracts Edited by...lie Sachs Third Annual V. E. McKelvey Forum on Mineral and Energy Resources U.S. Geological Survey Circular...contributions to U.S. Geological Survey programs in mineral and energy resources. Through active exchanges...learned firsthand about the changing needs of the mineral and energy industries, and we found new ways to...to research, development, and administration in mineral and energy resources as a scientist, as Chief Geologist |  | | Report (issue) | | Control of Ore Deposition in the Creede District San Juan Mountains Colorado GEOLOGICAL SURVEY PROFESSIONAL...487 Prepared in cooperation with the Colorado State Metal Mining Fund Board Geology and Structural Control...Control of Ore Deposition in the Creede District San Juan Mountains Colorado , By THOMAS A. STEVEN and JAMES...487 ·Prepared in cooperation with the Colorado State Metal Mining Fund Board UNITED STATES GOVERNMENT...Fisher Quartz La ti te ___________________________ _ Creede Formation _____________________________ _ Surficial |  | | Journal (article/letter/editorial) | | Mineral. Deposita 29, 1-15 (1994) ~ineralium Deposita © Springer-Verlag 1994 Sulphide mineralogy...deposit has been reviewed and the morphology, mineral chemistry and paragenesis of the opaque minerals...muse muscovite; hb hornblende; chI chlorite; ank ankerite; bt biotite et al. 1987) and accompanying the...wall (Klemd et al. 1989). The typical metamorphic mineral assemblages of the metapelites underlying the sulphides...characteristics, with special reference to metamorphic mineral assemblages have been evaluated by Klemd and Okrusch |  | | Book | | INTRODUCTION 1.1. Mineral Deposit versus Orebody 1.2. Styles of Mineralization and Morphology of Mineral Deposits...Distribution of Mineral Deposits 1.3. Understanding Mineral Deposits CHAPTER 2. FORMATION OF MINERAL DEPOSITS...49 54 56 73 89 92 CHAPTER 3. INTERPRETATION OF MINERAL DEPOSITS - I 3.1. Introduction 3.2. Geologic Setting...124 131 142 147 CHAPTER 4. INTERPRETATION OF MINERAL DEPOSITS - II 4.1. Stable Isotopes 4.2. Sulfur... A Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended Reading |  | | Report (issue) | | SURVEY The Geophysical Expression of Selected Mineral Deposit Models D.B. Hoover, W.D. Reran, and P...Heran ................... 95 Geophysical model of Creede, Comstock, Sado, Goldfield and related epithermal...precious metal deposits, Cox and Singer models 25b Creede, 25c Comstock, 25d Sado, and 25e quartz-alunite... PREFACE A continuous, dependable supply of mineral resources is essential to the economic strength...Recently the domestic discovery and production of new mineral deposits has slowed due to many factors, including |
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