 | | Report (volume) | | Annotated Bibliography and Index Map of Barite Deposits in United States GEOLOGICAL SURVEY BULLETIN...1019-C Annotated Bibliography and Index Map of Barite Deposits in United States By BASIL G. DEAN and...147 147 152 ILLUSTKATION PLATE 1. Index map of barite deposits in the United States________ In pocket...RESOURCES ANNOTATED BIBLIOGRAPHY AND INDEX MAP OF BARITE DEPOSITS IN THE UNITED STATES By BASIL G. DEAN...DEAN and DONALD A. BEOBST INTRODUCTION Barite is now ranked as an important non-metallic mineral commodity |  | | Report (volume) | | Knoxville 1 °X2° Quadrangle, Tennessee, North Carolina, and South Carolina U.S. GEOLOGICAL SURVEY BULLETIN...Knoxville 1°X2° Quadrangle, Tennessee, North Carolina, and South Carolina By G.R. ROBINSON, Jr., F.G. LESURE...Knoxville 1°X2° quadrangle Tennessee, North Carolina, and South Carolina I by G.R. Robinson, Jr. ... [et al...Geology- Tennessee. 2. Geology-North Carolina. 3. Geology-South Carolina. 4. Mines and mineral resources-...and mineral resources-North Carolina. 6. Mines and mineral resourcesSouth Carolina. I. Robinson, G.R. II |  | | Report (issue) | | Gold, base-metal, and related deposits of North Carolina 1011 by Gwendolyn W. Luttrell 12 U.S. Geological... Gold, base-metal, and related deposits of North Carolina Abstract Gold, silver, copper, lead, zinc,...molybdenum, tungsten, barite, and rare-earths have been mined in North Carolina. Gold, with by-product...along the borders of a granite body in Halifax 18 County. 19 and Vanoe Counties. 20- Tungsten minerals...Cabarrus Barite occurs in quartz veins and associated with sulfide minerals in Orange, Madison, Cleveland |  | | Report (issue) | | SOUTH CAROLINA GEOLOGY Volume 40 The Carolina Terrane in Northeastern South Carolina: History of an...of Eocambrian Rocks (Ridgeway Gold Mine, South Carolina), Carolina Terrane Mervin J. Bartholomew, Amy...Neoproterozoic Intra-Arc Basin in the Carolina Terrane, South Carolina Kenneth A. Gillon, T. Langdon Mitchell...the Geology of the Ridgeway-Camden Area, South Carolina Piedmont Donald T. Secor, Jr., Chris A. Barker...SOUTH CAROLINA GEOLOGY publication. Cover Photo: Overview of the North Pit at Ridgeway Gold Mine (Kennecott-Ridgeway |  | | Journal (volume) | | A. Logan, District Mining Engineer C. Jenkins, Chief Geologist McK. Laizure, District W. Burling...Tucker, Reid J. Mining Engineer District Sampson, Assistant Mining Engineer District Engineer Chas...Chas. V. Averill, District Mining Engineer San Francisco Sacramento San Francisco Los Angeles Los Angeles...Junior Mining Engineer (Librarian) San Francisco San Francisco TABLE OF CONTENTS Page DISTRICT REPORTS...REPORTS OF MINING ENGINEERS—— 7 Redding Field District 7 Sacramento Field District 7 San Francisco |  | Haeberlin, Y., Moritz, R., Fontbote, L., Cosca, M. (2004) Carboniferous Orogenic Gold Deposits at Pataz, Eastern AndeanCordillera, Peru: Geological and Structural Framework, Paragenesis, Alteration,and 40Ar/39Ar Geochronology. Economic Geology, 99 (1) 73-112 doi:10.2113/gsecongeo.99.1.73 | Journal (article/letter/editorial) | | to 5-km-wide structural corridor east of a major north-northwest–striking lineament and in spatial association...of the 330 to 327 Ma Pataz batholith; (2) at the mine scale, strong lithological controls of the vein...80 percent of the quartz veins are emplaced in north- to northwest-striking, eastdipping, brittle-ductile...mineralized fractures in the Pataz district. The predominant north- to northwest-striking, east- to northeast-dipping...more than 80 percent of the gold resource of the district. Three subordinate systems include, in decreasing |  | | Report (issue) | | Quaternary and Upper Tertiary alluvium in the Phoenix North 30' X 60' quadrangle, Arizona: K.A. Dem.sey (from...Mystic mine, Maricopa County, Arizona: Dale G. Armstrong Clemontine mine area, Maricopa County, Arizona:...gold mine: Spencer and others (from Arizona Geology) Road log from Wickenburg to the Vulture mine: Joe...mineralization at the Yarnell deposit, Yavapai County, Arizona -- A field guide: M.A. Miller and J.D...between Wickenburg and 1-17 north of Phoenix . To reach Stop 1, take 1-17 north from Phoenix and exit onto |  | | Journal (issue) | | this explain why Hydroseals Tee IN THE MAJOR MINING PUMPS PROTECTED CENTERS OF THE WORLD Most...machines like the “Caterpillar” Diesel products mining throughout the world. Tractors. Bulldozers, Motor...repiling bauxite and loading trucks for Reynolds Mining Corporation, near Hurricane Creek, Arkansas. CATERPILLAR...JJ SYD)! te up in a wooden pail. Missouri lead mine about 1890. —_—— ; eee if atOT ace | | Horse...fashioned blasting methods and other inefficient mining techniques have become so drill pattern and loading |  | 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) | | Geochronology of the Xietongmen (Xiongcun) Cu-Au Porphyry District, Southern Tibet, China** Reza Tafti,1,†,* James...Columbia V2B 8N1, Canada Abstract The Xietongmen district is located 260 km west-southwest of Lhasa in the...the Tibet Autonomous Region, China. The district occurs within the Gangdese belt, which forms the eastern...prospects. Porphyry mineralization in the Xietongmen district formed during Middle Jurassic volcanic arc activity...present in the region. Rock types in the Xietongmen district range from Early Jurassic to Eocene in age. Early |  | | Report (issue) | | Sc ce i en e T ec tonic s R es earc h nc Carolina Geological Society Annual Field Trip October 19-20...southwestern Brushy Mountains, centralwestern North Carolina Guidebook Editors: Robert D. Hatcher, Jr....Columbia, South Carolina Carolina Geological Conultants, Inc., Columbia, South Carolina Central Savannah...Aiken, South Carolina Steve Gurley, Consulting Soil Scientist, Lincolnton, North Carolina Godfrey and...South Carolina Kubal and Furr, Greenville, South Carolina Zemex Corporation, Spruce Pine, North Carolina |  | | Journal (article/letter/editorial) | | oceanic plate and regarded as a continuation of the North Atlantic midocean ridge (Mohns, Knipovich, and...to some concepts, the Alpha–Mendeleev Rise is the hot spot trace or oceanic volcanic plateau, which is...finegrained chlorite–sericite–goethite aggregates after clinopyroxene and sericite–hydroseric ite after...and style of secondary alter ations: chlorite–sericite–scapolite aggregates after pla gioclase, ser...(spherulitic aggregates of sericite after plagioclase and serpentine– sericite–chlorite–calcite–biotite |  | | Journal (article/letter/editorial) | | by petrological–geochemical data on objects in North America need to be tested and refined with respect...a part of Alaska represented an element of the North American Craton until the Middle Jurassic that was...Jurassic, this large continental block broke away from North America and migrated westward (in recent coordinates)...thick in the central part of the caldera. In the north, west, and east, tuffs rest unconformably (immediately...quenching that indicates intrusion of magma into a still hot pyroclastic sequence. The major element parameters |  | | Journal (article/letter/editorial) | | University of California, Riverside, CA 92521, USA b c a r t i c l e i n f o Article history: Received...sediments mainly sourced from the Arunta Region in the north, and blanketing the crystalline Musgrave Block to...(Heavitree Quartzite and Bitter Springs Formation) and the Succession B in western North America, consistent with...reconstructions placing Australia to the west of North America after the assembly of Rodinia and before...and Veevers (1997) considered the Arunta Region, north of the Amadeus Basin (Fig. 1), to be the dominant |  | | Journal (article/letter/editorial) | | Copyright © 2000 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/00 $20.00 ⫹ .00 Pergamon...(Cornwall, England), and the Skiddaw granite (Lake District, England). Fluid inclusion thermometry and hydrothermal...biotites. Alkali-feldspar is replaced by sericite, plagioclase by sericite and epidote, and biotite is completely...greisenization occur in the Skiddaw granite, Lake District, NW England (Ball et al., 1985). Details on the...hydrothermal event that occurred during the opening of the North Atlantic Ocean (Green, 1986; Scotese et al., 1988) |  | | Journal (article/letter/editorial) | | Colorado State University, Fort Collins, CO 80523-1482 USA, and Geological Survey of Norway, 7491 Trondheim... Geochronological constraints from 40Ar/39Ar (sericite-rich whole-rock) and Re–Os (arsenopyrite–pyrite)...examine controls on orogenic gold endowment at the district to continental scale. The Palaeozoic succession...data for samples from hydrothermally altered, sericite-rich whole-rock samples from orogenic gold deposits...Sierra de Rinconada 40 39 % IIC MA0503-1 (sericite-rich psammopelite, Minas Azules); total gas age |  | | Book | | mantie processes; hot regions are red and cold regions are blue and green. The hot mantie material rises...and uplifts the surface of the planet. The rising hot mantie simulates a mantie plume. This convection...Institute, Houston, USA) and Louise Kellogg (University of California, Davis, USA) for the planet Mars...3.1. Duluth Complex, Mid-continent Rift System, USA 8.3.2. Noril'sk-Talnakh, Siberian Traps, Russia ...Soutbwestern Africa, and the Mid Continent Rift System, USA 9.3.1. Metallogeny ofthe Damara and Irumide orogens |  | | Book | | company 350 Main Street, Malden, MA 02148-50120 USA 108 Cowley Road, Oxford OX4 1JF, UK 550 Swanston...(third and fourth year levels), or graduate level (North America), and assumes a basic knowledge in a wide...55–75 parts per million (ppm). The economics of mining dictate that these metals need to be concentrated...definitions Indicated Probable Measured Proved Mining, metallurgical, economic, marketing, legal, environmental...the Australian and South African Institutes of Mining and Metallurgy. now reasonable agreement as to |  | | Journal (article/letter/editorial) | | difficult due to previous age estimates of ca. 100 Ma. Sericite hydrothermal plateau ages as old as 127.6 ± 0...US Geological Survey nuclear reactor in Denver, USA, in central position over two irradiations. The ...Argon Isotope Facility, Curtin University. Two sericite, two groundmass and two plagioclase crystal populations...populations (5 mg each), and three single-crystal sericite crystals were step-heated Page 6 of 35 ACCEPTED...plagioclase/K-feldspar) or an AC alteration product (e.g., sericite/adularia). Electron dispersive x-ray spectroscopy |  | | Journal (article/letter/editorial) | | the giant porphyry copper deposits are located in north and central Chile, southwest Arizona, and northern...6). The sericite, chlorite and epidote alteration zones around Sarcheshmeh porphyry copper mine are very...lithosphere can be altered: 1. Oceanic spreading zones: hot oceanic crust formed at spreading centers develops...it becomes warmer with increasing depth. Large, hot hydrothermal cells can develop if a) Younger oceanic... The subducting oceanic slabs are classified as hot, warm and cold types based on the thermal gradients |  | | Report (issue) | | Proterozoic tectonic evolution of the Grenville orogen in North America Edited by Richard P. Tollo Department of...George Washington University Washington, D.C. 20052 USA Louise Corriveau Geological Survey of Canada GSC-Québec...Geosciences Skidmore College Saratoga Springs, New York 12866 USA Mervin J. Bartholomew Department of Earth...Tennessee 38152 USA Memoir 197 3300 Penrose Place, P.O. Box 9140 ■ Boulder, Colorado 80301-9140, USA 2004 MWR197...Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any material prepared |  | | Report (issue) | | Cover. Great Falls of the Potomac River, looking north on the Virginia side. The Potomac falls 80 feet...Mesoproterozoic Geology of the Blue Ridge Province in North-Central Virginia: Petrologic and Structural Perspectives...compressed the eastern edge of the then developing North American continent. The rocks from these events...Precambrian Canadian Shield of North America. This collision between proto-North America and other continents...off and became islands, later to be reunited with North America by subsequent closure of the ocean. The |  | He, Wen-yan, Mo, Xuan-xue, Yang, Li-qiang, Xing, Yan-lu, Dong, Guo-chen, Yang, Zhen, Gao, Xue, Bao, Xin-shang (2016) Origin of the Eocene porphyries and mafic microgranular enclaves from the Beiya porphyry Au polymetallic deposit, western Yunnan, China: Implications for magma mixing/mingling and mineralization. Gondwana Research, 40. 230-248 doi:10.1016/j.gr.2016.09.004 | Journal (article/letter/editorial) | | University of Geosciences 29# Xue-Yuan Road, Haidian District Beijing 100083, China Phone: (+86 –10) 8232 3782(O)... AC calc-alkaline basaltic arc magmas that are hot, hydrous, sulfur-rich, and have relatively high fO2...by the Ailaoshan suture, which connects to the north with the Jinshajiang suture that marks the boundary...sub-belts: the Yulong porphyry sub-belt in the north and the Ailaoshan-Red River porphyry sub-belt in...lamprophyre dykes are widely distributed in the Beiya mining area (Fig. 2) MA NU west-east and have a lenticular |  | | Report (volume) | | 68 Uranium mineralisation in Khasa area, Simla district, H . P. 68 Uranium mineralisation around Bh...1.2 in Tehri district, Uttaranchal 71 Ttn-Tungsten mineralisation in Kinnaur district, Himachal Pradesh...Chamoli district, Uttaranchal 75 Sediment hosted base metal mineralisation in Kulu district, Himachal...Group, Nepal 82 Copper occurrences ire Samchi district, Bhutan 82 4.3.1.3 ix Mineralisation associated...in the Tons valley, Dehradun district, Uttaran�hal and Sirmur district, Himachal Pradesh Carbonate-hosted |  | | Journal (article/letter/editorial) | | Umkondo dolerite sill in the Nyanga area, 160 km north of the area sampled by Hanson et al. (1998). The...1), and less extensive exposures occur farther north, in the Nyanga region (Figures 1 and 2). In both...lamellae. Most feldspars are altered pervasively to sericite and epidote, and pyroxenes are replaced partially...America, 108, 16-42. Dalziel, I.W.D., Mosher, S. and Gahagan, L.M. (2000). Laurentia—Kalahari collision and...(1957). The geology of a portion of the Inyanga District. Sort/bern Rhodesia Geological Su rvey, Short |  | Wang, Hou-Qi, Ding, Lin, Cai, Fu-Long, Sun, Ya-Li, Li, Shun, Yue, Ya-Hui, Fan, Shuai-Quan, Guo, Xu-Dong, Qasim, Muhammad (2020) The latest Jurassic protoliths of the Sangsang mafic schists in southern Tibet: Implications for the spatial extent of Greater India. Gondwana Research, 79. 248-262 doi:10.1016/j.gr.2019.10.008 | Journal (article/letter/editorial) | | Geosciences, University of Arizona, Tucson, AZ 85721, USA c Guangdong Provincial Key Laboratory of Mineral...riebeckite ro + magnesioriebeckite + chlorite + sericite + albite + relic clinopyroxene. The -p youngest...Tibet The YZSZ separates the Lhasa terrane to the north and the Tethyan Himalaya terrane to the south (Fig...divided into ophiolites and ophiolitic mélange in the north and an accretionary complex in the south (Fig. 1;...The Sangsang mafic schists were first discovered north of Quega village along the Riwuqi valley, and were |
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