 | | Journal (article/letter/editorial) | | (tetrahedrite, bornite, colusite, Ag-bearing gold, covellite) and sulfide minerals enriched in the epithermal...epithermal trace element suite (Au, Ag, As, Bi, Co, Cr, In, Mo, Ni, Sb, Sn, Te). Darker sphalerite (4.7–13.6...exceptions (e.g., Bathurst, New Brunswick, McClenaghan et al. 2006, 2009; Ming Mine, New- foundland, Brueckner...lapilli tuffs (Squires & Moore 2004, Copeland et al. 2008a, Copeland et al. 2008b, Gill & Piercey 2014)...to be an exhalative, chemical sedimentary unit (Copeland et al. 2008b, Lode et al. 2015). Minor base and |  | | Journal (article/letter/editorial) | | 199I-the right to collect in the Sawtooth Mountains of south-central Idaho. Although known by a few collectors...scheelite. Little Goose Creek Canyon, 5 miles east of New Meadows, placer deposits: chromite, CORUNDUM, diamond...magnetite, monazite, and zircon. Peacock mine (also South Peacock), Seven Devils district, in the mountains...EPIDOTE, and GROSSULAR. Pinehurst, for a few miles south, in basalt outcrops and road cuts along Highway...district: chalcanthite and sulfur. Rock Flat, east of New Meadows along Brundage Mountain Road: corundum, quartz |  | Gill, Shannon B., Piercey, Stephen J., Layne, Graham D., Piercey, Glenn (2019) Sulphur and lead isotope geochemistry of sulphide minerals from the Zn-Pb-Cu-Ag-Au Lemarchant volcanogenic massive sulphide (VMS) deposit, Newfoundland, Canada. Ore Geology Reviews, 104. 422-435 doi:10.1016/j.oregeorev.2018.11.008 | Journal (article/letter/editorial) | | shales (Evans and Kean, 2002; Rogers et al., 2006; Copeland et al., 2008; Piercey and Hinchey, 2012; Piercey...rocks (Evans and Kean, 2002; Rogers et al., 2006; Copeland et al., 2008; Piercey and Hinchey, 2012). The...tuffs and minor tuffs (Squires and Moore, 2004; Copeland et al., 2008). Massive and interstitial granular...to be, in part, an exhalative sedimentary rock (Copeland et al., 2008; Lode et al., 2015). The pyritic...are variably magnetic (Squires and Moore, 2004; Copeland et al., 2008; Piercey and Hinchey, 2012). Three |  | | Journal (article/letter/editorial) | | Tasmania, Private Bag 79, Hobart, Tasmania, 7001, Australia c Technological University of Chengdu, Sichuan...sphalerite and oxidised minerals of malachite, covellite and molybdite. During supergene oxidation, primary...circum-Pacific porphyry copper belts, for example, the South American Andean porphyry copper belt (e.g., Camus...the Xizang (Tibet) Region (Fig. 1). The north and south boundaries of the LT are the Bangong-Nujiang and...bornite and molybdenite oxidised to malachite, covellite and molybdite. These secondary minerals form relatively |  | Hou, Zengqian, Yang, Zhiming, Qu, Xiaoming, Meng, Xiangjin, Li, Zhenqing, Beaudoin, G., Rui, Zongyao, Gao, Yongfeng, Zaw, Khin (2009) The Miocene Gangdese porphyry copper belt generated during post-collisional extension in the Tibetan Orogen. Ore Geology Reviews, 36 (1) 25-51 doi:10.1016/j.oregeorev.2008.09.006 | Journal (article/letter/editorial) | | Deposits, University of Tasmania, Hobart, Tasmania, Australia 7001 b c a r t i c l e i n f o Article history:...the fertile adakite and porphyry Cu systems in south Tibet. The Gangdese belt contains four large, and...mineralization. The Gangdese porphyry Cu belt (GPCB) in south Tibet occurs in the Lhasa Terrane, and extends...lower-crust source by underplating of mafic magmas in south Tibet. Moreover, a reconnaissance survey of fluid...Songpan-Garzê, Qiangtang and Lhasa, from north to south, separated by the Jinsha suture (JS) and the BangongNujiang |  | | Report (issue) | | of the Tyrone stock and vicinity, Grant County, New Mexico By D. C. Hedlund 1 Open-File Report 85-0232...of the Tyrone stock and vicinity, Grant County, New Mexico.......................... in pocket FIGURE...the Big and Little Burro Mountains of southwestern New Mexico. Geologic and aeromagnetic mapping, geochemical...is located about 10 mi southwest of Silver City, New Mexico. The stock is quartz monzodiorite and is the...Mountains are within the Basin and Range province in New Mexico. This region of the province is dominated |  | Maydagán, Laura, Franchini, Marta, Lentz, David, Pons, Josefina, McFarlane, Christopher (2013) SULFIDE COMPOSITION AND ISOTOPIC SIGNATURE OF THE ALTAR Cu-Au DEPOSIT, ARGENTINA: CONSTRAINTS ON THE EVOLUTION OF THE PORPHYRY-EPITHERMAL SYSTEM. The Canadian Mineralogist, 51 (6) 813-840 doi:10.3749/canmin.51.6.813 | Journal (article/letter/editorial) | | Department of Earth Sciences, University of New Brunswick, Fredericton, New Brunswick, E3B 5A3, Canada Josefina...Department of Earth Sciences, University of New Brunswick, Fredericton, New Brunswick, E3B 5A3, Canada Abstract...alteration, except for Zn, Sn, and Ag in chalcopyrite, and Co and Ni in pyrite. During the phyllic alteration,...calcite, Ccp: chalcopyrite, Chl: chlorite, Cv: covellite, Dck: dickite, Dg: digenite, Dpp: dioctahedral...of hypogene sulfides and their replacement by covellite ± digenite. The supergene enrichment zone is <100 |  | | Report (issue) | | Diagrammatic view of the north flank of the valley of Copeland Creek near the ice-filled gorge.___________-___----____...84 square miles in the drainage basins of Ohio, Copeland, Long, Colorado, and Costello Creeks and a section...satisfactory for use as triangulation points for the new map, it being impracticable to measure a base line...adjusted so as to conform to the elevation of the Copeland triangulation station of the United States Coast...trend of their tributaries is N. 30°-35° E. Farther south the main streams tend to flow about S. 50° E., and |  | | Journal (issue) | | y W Bowersox and Iawaid Anwar . I . NOTES AND NEW TECHNIQ~ES REGULAR FEATURES 25 Beryl Gem Nodules...KELLER Editor I t is hard to believe that the "new" Gems ei, Gemology is now entering its ninth year...so strong that many of the early issues in this new format have been out of print for years; complete...the famous zeolite-producing quarries of Paterson, New Jersey, the city of his birth. Subsequent family...excursions to the American Museum of Natural History in New York City led him to the splendors of the Morgan |  | Leng, Cheng-Biao, Zhang, Xing-Chun, Zhong, Hong, Hu, Rui-Zhong, Zhou, Wei-De, Li, Chao (2013) Re–Os molybdenite ages and zircon Hf isotopes of the Gangjiang porphyry Cu–Mo deposit in the Tibetan Orogen. Mineralium Deposita, 48 (5) 585-602 doi:10.1007/s00126-012-0448-x | Journal (article/letter/editorial) | | which was found in 2006– 2008 by Lhasa Tianli Mining Co. Ltd., a joint venture between Central China Goldfields...in the Tibetan Orogen. In this study, we present new zircon Hf isotopic compositions, whole-rock geochemical...and is bounded by the Indus-Yarlung suture to the south and the BanggongNujiang suture (NBS) to the north...minerals in the oxide zone consist of malachite, covellite, neotocite, and limonite. Gangue minerals include...overprinted by phyllic alteration. The malachite and covellite patches are mainly hosted in the oxide zones and |  | Tafti, R., Lang, J. R., Mortensen, J. K., Oliver, J. L., Rebagliati, C. M. (2014) Geology and Geochronology of the Xietongmen (Xiongcun) Cu-Au Porphyry District, Southern Tibet, China. Economic Geology, 109 (7) 1967-2001 doi:10.2113/econgeo.109.7.1967 | Journal (article/letter/editorial) | | between the TSF-2 thrust fault, located in the south part of the district, and intrusions dated to between...faults. The Xietongmen deposit was transposed to the south by deformation on and between the bounding Adit-1...and Neo-Tethyan/Indian affinity to the north and south, respectively. The district is located in the southern...extensive optical and microbeam petrography, and 24 new and seven previously published U-Pb zircon, Re-Os...and rocks of Indian continental affinity to the south (ITS; Fig. 1; e.g., Harrison et al., 2000). The |  | | Report (Issue volume) | | OF NEW SOUTH WALES EXPLORATION DATA PACKAGE WARWICK-TWEED HEADS 1:250 000 SHEET AREA (New South Wales...error or omission. Therefore, the State of New South Wales and its employees disclaim liability for any...Sydney. GS2001/087 1 VOLUME 1 SUMMARY The New South Wales portion of the WarwickTweed Heads 1:250 000...northeastern New South Wales and extends over a significantly mineralised portion of the southern New England............................................... 12 NEW ENGLAND FOLD BELT .............................. |  | | Report (chapter) | | Department, Rhodes University, Grahamstown 6140, South Africa T.A.-A., 0000-0001-6020-365X; M.A., 0000-0003-2475-5283;...sequence; however, petrographic observations, such as the co-existing of hornblende, actinolite and chlorite in...(Abdelsalam & Stern 1996). These sutures trend north–south and their best examples are the Nabitah and Keraf...given to the disseminated-type mineralization as a new target for gold excavations. Orogenic gold deposits...metagabbro-diorite rocks are commonly fractured in north–south and NNE–SSW trends. Auriferous quartz veins and |  | | Report (Issue volume) | | Volume III NEW BRUNSWICK NOVA SCOTIA PRINCE EDWARD ISLAND NEWFOUNDLAND Ann P. Sabina MISCELLANEOUS...rock sets 7 • Abbreviations used in references 11 • NEW BRUNSWICK 31 • NOV A SCOTIA and PRINCE EDWARD ISLAND...-Department of Geology, Princeton University, Princeton, New Jersey. Dept. Geol. Sci., McGill Univ.-Departrnent...by G. F. Kunz (The Scientific Publishing Company, New York, 1890 ). Gemstones of N. Amer.-Gemstones of...57. GSC, Ann. Rept. (New Ser.)-Geological Survey of Canada, Annual Report, New Series. GSC, Bull.-Geological |  | | Journal (issue) | | Gunawardene and Mahinda S. Rupasinghe NOTES AND NEW ' TECHNIQUES Some Unusual Sillimanite Cat's-Eyes...Miranda EDITORIAL REVIEW BOARD Robert Crowningshield New York, NY Pete Dunn Washington, DC Dennis Foltz Santa...revisited the mine as a guest of Colombian Mines Co., a major stockholder of ESMERACOL, the present leaseholder...follows is from this source. In their conquest of South America, beginning in the 16th century, the Spaniards...local Indians as far north as Mexico and as far south as Peru and northern Chile (Sinkankas, 1981). Judging |  | | Report (issue) | | Bulletin 83 New Mexico Bureau of Mines & Mineral Resources A DIVISION OF NEW MEXICO INSTITUTE OF MINING...Deposits of Western Grant County, New Mexico by Elliot Gillerman NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY...TECHNOLOGY KENNETH W. FoRD, President NEW MEXICO BUREAU OF MINES FRANK E. & KoTTLOWSKI, MINERAL RESOURCES...OF REGENTS Ex Officio Jerry Apodaca, Governor of New Mexico Leonard DeLayo, Superintendent of Public Instruction...Authority of State of New Mexico. NMSA 1953 Sec. 63-1-4 Printed by University of New Mexico Printing Plant |  | Tafti, R., Mortensen, J. K., Lang, J. R., Rebagliati, M., Oliver, J. L. (2009) JURASSIC U-Pb AND Re-Os AGES FOR THE NEWLY DISCOVERED XIETONGMEN Cu-Au PORPHYRY DISTRICT, TIBET, PRC: IMPLICATIONS FOR METALLOGENIC EPOCHS IN THE SOUTHERN GANGDESE BELT. Economic Geology, 104 (1) 127-136 doi:10.2113/gsecongeo.104.1.127 | Journal (article/letter/editorial) | | deposits in the Xietongmen district and presents new U-Pb zircon ages, which document a previously unrecognized...Banggong-Nujiang suture zone (Fig. 1) and to the south by the Indus-Tsangpo suture zone (Fig. 1; Harrison...to the north and rocks of Indian affinity to the south. Late Cretaceous to early Tertiary turbidites of...1996; Wan et al., 1998), and imply that the arc was south facing, at least during that time period. The Gangdese...plate collided with the Lhasa terrane from the south (Schärer and Allegre, 1984; Debon et al., 1986; |  | Moreto, Carolina P. N., Monteiro, Lena V. S., Xavier, Roberto P., Creaser, Robert A., DuFrane, S. Andrew, Melo, Gustavo H. C., Delinardo da Silva, Marco A., Tassinari, Colombo C. G., Sato, Kei (2015) Timing of multiple hydrothermal events in the iron oxide–copper–gold deposits of the Southern Copper Belt, Carajás Province, Brazil. Mineralium Deposita, 50 (5) 517-546 doi:10.1007/s00126-014-0549-9 | Journal (article/letter/editorial) | | of two Archean domains: Rio Maria Domain in the south and Carajás Domain (Fig. 1) in the north. The Rio...by Fe–Cu–Au–REE– P and variable contents of U–Ni–Co–Pd–Y–Sn–Bi–Be–Pb– Ag–Te are representative of the...et al. (2005). The analytical setup consists of a New Wave UP213 laser ablation system interfaced with...repeatedly analyzed, which corresponded to the Western Australia monazite (2,843.7± 6.5 Ma, Simonetti et al. 2006;...Xingu Complex (Figs. 2 and 3a), which outcrops south of the Serra Dourada Granite, comprises metatexite |  | | Report (issue) | | province Southwestern Alaska metallogenic province South-Central Alaska Border Ranges metallogenic province...(oyt), (3) the southwestern Alaska (osw), and in south-central Alaska, (4) the Border Ranges (obr) and...Survey, Anchorage, Alaska, 1991). Conversely, in south-central Alaska, the Border Ranges ophiolite complex...alkaline and lamprophyric mafic and ultramafic rocks, south of the Denali fault, in the Yentna River area, central...igneous plutons extends for over 190 km along the south side of the Denali fault and Broxson Gulch fault |  | | Journal (issue) | | Hyr`śl Prague, Czech Republic Thomas M. Moses New York, New York Edward W. Boehm Solana Beach, California...California A. J. A. (Bram) Janse Perth, Australia Mark Newton Coventry, United Kingdom James E. Butler Washington...P. Smith New York, New York Henry A. Hänni Basel, Switzerland Lore Kiefert New York, New York Christopher...weight is 21.10 carats; courtesy of Louis Glick & Co. The necklace is a diamond sautoir by Van Cleef &...EDITORIAL _____________ 295 Challenges, Changes, and New Directions Alice S. Keller FEATURE ARTICLES _____________ |  | | Catalog/List | | Science Specialists Steve Ivy CEO Co-Chairman of the Board Jim Halperin Co-Chairman of the Board Greg Rohan...Technology Officer Kathleen Guzman Managing Director New York Hayley Brigham Managing Director Beverly Hills...specimens – he was hooked. He continued to add over 200 new specimens per year, for over 50 years. Finally: Poona...collecting) with prodding work), Rock set of for from co-workers like Jim India with a roundtrip Minette...such as Albert Chapman from Australia. Rock moved from Los Angeles to New York in the late 1960s and widened |  | Hou, Zengqian, Zaw, Khin, Pan, Guitang, Mo, Xuanxue, Xu, Qiang, Hu, Yunzhong, Li, Xingzhen (2007) Sanjiang Tethyan metallogenesis in S.W. China: Tectonic setting, metallogenic epochs and deposit types. Ore Geology Reviews, 31 (1) 48-87 doi:10.1016/j.oregeorev.2004.12.007 | Journal (article/letter/editorial) | | Tasmania, Private Bag 79, Hobart, Tasmania, 7001, Australia c Chengdu Institute of Geology and Mineral Resources...1997). By the end of the Early Palaeozoic, the South China Ocean collided with the Palaeo-Jinshajiang...Scattered continental blocks, such as the Yangtze (South China), SinoKorean, Qaidam, Tarim and Changdu–Simao...granite porphyry; syenitic granite porphyry From south to north: tourmalinization (quartz sericite zone)...Metallic comm. Zhongdian arc (south), Triassic Yidun arc Zhongdian arc (south), Triassic Yidun arc Margin |  | Eberlein, G. Donald, Churkin, Michael, Carter, Claire, Berg, H.C., Ovenshine, A.T. (1983) Geology of the Craig Quadrangle, Alaska. Open-File Report Vol. 1983 (83-91) US Geological Survey doi:10.3133/ofr8391 | Report (issue) | | Mesozoic plutonic rocks, underlies the Prince of Wales Island region southwest of Clarence Strait. Supracrustal...pre-Middle Ordovician metamorphic rocks of the Wales Group (Eberlein and Churkin, 1970). Rocks northeast...SANDSTONE (Eocene?) At Coal Bay, located on the south shore of Kasaan Bay, rocks consist of light-gray...lignite occur on northeastern Eagle Island and south of Union Point, the northeast headland of Union...igneous and metamorphic detritus in the Prince of Wales Island conglomerates believed to have been derived |  | | Book | | N. CRAMSIE, DIRECTOR GEOLOGICAL SURVEY OF NEW SOUTH WALES Cover photo: Quartz - mudstone - stibnite...Sheets. 509 pp. New South Wales Geological Survey. Sydney. ISSNQ7279418 © New South Wales Department of...DATA SHEETS Unpublished reports held by the New South Wales Depanment of Mineral Resources INDEX TO WNERAL...FIGURES Figure 1. Geological subdivision of the New England Fold Belt 7 Figure 2. Granitoid belts...the mineral resources of the New England Fold Belt· in New South Wales. This program is a continuation |  | | Book | | Geologists, Inc. 7811 Shaffer Parkway Littleton, CO 80127 www.segweb.org ISBN 978-1-934969-46-5 ISSN...Indonesia Clyde A. Leys, Mark Cloos, Brian T.E. New, and George D. MacDonald 215 Kathy Ehrig, Jocelyn...Olympic Dam Iron Oxide Cu-U-Au-Ag Deposit, South Australia Geology of the Tenke-Fungurume SedimentHosted...breccias associated with a maar volcano at Wau, Papua New Guinea: Economic Geology, v. 79, p. 638–655. Sillitoe...spring sinter in the Drummond Basin, Queensland, Australia: Economic Geology, v. 84, p. 135–142. Sillitoe |
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