 | | Report (issue) | | Geology and Mineral Resources of Paraguay A Reconnaissance GEOLOGICAL SURVEY PROFESSIONAL Prepared...Obras Publicas y ComunicacioneSj Republica del Paraguay, under the auspices of the Institute of Inter-American...PAPER 327 Geology and Mineral Resources of Paraguay A Reconnaissance By EDWIN B. ECKEL With sections...Obras Publicas y Comunicaciones, Republica del Paraguay, under the auspices of the Institute of In ter-...PRINTING OFFICE, WASHINGTON : 1959 UNITED STATES DEPARTMENT OF THE INTERIOR FRED A. S EATON, Secretary GEOLOGICAL |  | | Journal (article/letter/editorial) | | Deposita Sample location Structural relations Centurion mine, drill hole CD-29, altered porphyry, 6587355N...(Table 1). Miner Deposita the open pit of the Centurion gold mine, 2667 ± 3 Ma-old plagioclase-phyric...persist to White Flag Lake 25 km northwest of the Centurion mine, where a 1.5 kmthick sequence of andesite...Thrust, MG Mungari granite. Gold deposits: C Centurion, HS Hannan South, MR Mt Marion, MA Mt Martin....tonalite solidus (690 °C at 300 MPa; Schmidt 1992) Andesine Ab63 63 63 63 63 63 63 T (°C) ed-tr 731 761 674 |  | | Journal (issue) | | at GILC. With topics ranging from the origin of andesine, colored stone grading standards, and glass-filled...factories, especially in the quality and sorting department. AIGS also developed a clarity scale not dissimilar...attendees were looking forward to a debate on andesine. This topic was opened with a presentation aptly...expected. Association of All Japan who has visited andesine mines in Tibet and Mongolia. A taskforce was quickly...whose first action was to set up a trip to the andesine mines with a large group of gemologists and gem |  | | Report (issue) | | PRINTING OFFICE, WASHINGTON: 1964 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL...______ _ Centurion mine ____________________________ _ Prospects southwest of the Centurion mine ____..._________________________ _ Deposits southwest of the Centurion mine ____ _ Donna Anna veins _________________________...shaft-St. George area. Maps and section of the Centurion mine. Geologic maps of the Bluebird, Little Fanny...Johnson-Dragoon road between the Keystone mine and the Centurion mine; 12 GEOLOGY AND ORE DEPOSITS OF DRAGOON |  | | Journal (issue) | | write to: Treasures of the Earth, Back Issues Department, Orbis Publishing Ltd, PO Box 1, Hastings TN35...write to. Treasures of the Earth, Back Issues Department, Gordon & Gotch Ltd, Private Bag 290, Burwood...write to: Treasures of the Earth, Back Issues Department, Netlmk Distribution Co, Private Bag 47.906,...Earth, Orbis Publishing Ltd, Private Bag 11, CENTURION 0046. E-mail:subscribe@jacklin.co.za Back Issues...write to: Treasures lithe Earth, Back Issues Department, Republican News Agency, PO Box 101, Maraisburg |  | | Report (issue) | | __ . _______ . _.. _.. 339 Champion Dirt or Centurion mine ___ .. ____ .. ______ . _.. _____ .. __ ...plagioclase (albite-oligoclase or oligoclase, rarely andesine) common, and microcline rare. Both the albite...vary in composition from calcic oligoclase to andesine. The plagioclase phenocrysts in particular are...the order of their abundance, are oligoclase or andesine, microcline, much of it microperthitic, quaftz...grains and rude rectangular areas of oligoclase and andesine inclose abundant interpositions, in general centrically |  | | Book | | Part 1: North and South America Alan R. Woolley Department of Mineralogy British Museum (Natural History)............................................ 205 Paraguay ................................................and correcti ng text and by making various of Paraguay was generously furnished by J . 1 -1 . Palmieri...with increase in modal plagioclase (labradorite-andesine). Basalts are the least abundant mafi c rocks...groundmass of mi croperthitic orth oclase, lesser andesine, aegirine-augite, a rfvedsonitic amphi bole, |  | | Report (issue) | | Geological Survey Organisation Northern Territory Department of Mines and Energy Australian Mineral Industries...Guinea - Department of Mining and Petroleum Bureau of Resource Sciences Queensland Department of Minerals...SA Victorian Department of Natural Resources and Environment New South Wales Department of Mineral Resources...Resources Western Australian Department of Minerals and Energy David Blake Russell Harris Cathy Brown...assistance of the staff of The AusIMM Publications Department. I take responsibility for the planning and direction |  | | Report (issue) | | PRJNTING OFFLCE, WASHINGTON : 1950 UNITED STATES DEPARTMENT OF THE INTERIOR Oscar L. Chapman, Secretary GEOLOGICAL...nearly horizontal in photograph. p, Plagioclase (andesine); a, augite; h, hornblende. Plain light. C, Photomicrograph... ~ andesine to labradorite ~ ~ Biotite Hornblende Pheno·...shown. i, Ilmenite; h, hornblende; p, plagioclase (andesine); q, quartz; t, titanite. Crossed nicols. B, Photomicrograph...Biotite; o, sericitized orthoclase; p, plagioclase (andesine); q, quartz. Crossed nicols. C, Photomicrograph |  | | Book | | photograph of the Staff of the Desert Survey Department, and Peter Clayton kindly gave me the permission...capacity 700 mmcfgd. The El Wastani Field of Centurion Petroleum in the El Manzala Concession in the...Eastern Delta started production at 12 mmcfgd (Centurion Oil). Eni, in partnership with BP, announced the...2006). The West Manzala Concession was awarded to Centurion in 2004, but 50% was farmed out to Shell in 2006...Sharja, UAE acquires Centurion Energy International in November 2007 (Centurion Energy News Press release |  | | Report (issue) | | copper mines, the Lavender Pit: Phoenix, Arizona Department of Mineral Resources, p. 38 -41. Wagoner, J.J...D evelopment groups of claims, and fro m the Centurion mine. It is probable that small unrecorded shipments... basaluminite fibroferrite lime roemerite andesine dolomite muscovite sanidine bianchite goslarite...Arizona Press, Tuscon, Arizona, 241 p. ARIZONA DEPARTMENT OF MINERAL RESOURCES ( 1954) New porphyry development;...of Mines in 1915 and second, th� .-\r.zon:.l Department of Mineral Resources in 1939. Th� B ureau on |  | | Report (volume) | | John Thompson Mineral Deposit Research Unit Department of Geological Sciences The University of British...as a porphyry prospect by the British Columbia Department of Mines as early as 1919 (Sutherland Brown,...Mountain in 1896 and drilled by the British Columbia Department of Mines in 1919. They had been explored intermittently...mineralized breccia pipe by the British Columbia Department of Mines during World War II, however, Spud Huestis...F.H. THOMPSON Mineral Deposit Research Unit, Department of Geological Sciences The University of British |  | | Conference Proceedings (Volume) | | Geological Department, MSU, Moscow, Russia GET-OMP, Toulouse, France; Geological Department, MSU, Moscow...Sweden Nils F Jansson Boliden Mines, Exploration Department, 936 81 Boliden, Sweden. Nils F Jansson Rodney...Rodney L Allen Boliden Exploration Department, 936 81 Luleå Boliden, Sweden. Division ofMines, Geosciences...971 87 Luleå, Sweden Boliden Mines, Exploration Department, 776 98 Garpenberg, Sweden Rodney L Allen Division...971 87 Luleå, Sweden Boliden Mines, Exploration Department, 776 98 Garpenberg, Sweden Abstract. The Bergslagen |  | | Conference Proceedings (Volume) | | Spatial Target Mapping system STM. The DISAT Department of the University of Milano-Bicocca, in Milan...Quantitative Methods for Mineral Exploration, Department of Earth Sciences, University of Ottawa, Canada...Quantitative Methods for Mineral Exploration, Department of Earth Sciences, University of Ottawa, Canada...deofRonde Department Marine Geosciences, GNS Science, Lower Hutt 5010, New Zealand Department of Marine...Bachmann, Jens Gutzmer Kai Bachmann, Jens Gutzmer Department of Mineralogy, TU Bergakademie Freiberg, Brennhausgasse |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR FRANKLIN K. LANE, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTis SMITH...solving the perplexing problems herent in this department of quantitative analysis .. which may present...Bolivia. .. West Argentina. Chilo. Patagonia. Bmzil. Paraguay. East Argentina. Nigeria. Kamerun. French Kongo... Sec. Min. Viet. A. R. Wester11 Australia. Department of Mines, Annual Report ..... .'...............Med. Gronl. EGYPT. PubLications of the Survey Department. .................................... 1913 . |  | | Book (volume) | | M.D., PH.D., F.R.S. Keeper of the Zoological Department, British Museum, 1875-1895. Gold Medallist, Royal...RANDALL-MACIVER, M.A., D.Sc. Curator of Egyptian Department, University of Pennsylvania. Formerly Worcester...Senior Investigator and Statistician in the Labour Department Board of Trade. Author of Methods of Industrial...Head of Chemical T,,. Te Examiner in Dyeing, J Department, Municipal School of Technology, Manchester.... of the Collections of Reptiles and Fishes, Department of Zoology, British Museum. Vice-President of |
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