 | | Book | | Twyfelfontein 7 AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree ...Helmeringhausen 2 AiAiba 3 Rail ay station Garub near Aus Nature conservation, Erongo 16 Welwitschia...Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits |  | | Journal (article/letter/editorial) | | France Abstract A sample from the Koktokay No. 3 granitic pegmatite, Altai Mountains, northwestern China,...the lithiophilite–sicklerite and triphylite–ferrisicklerite series, respectively. Keywords: olivine-type...chemistry. Sommaire Un échantillon de la pegmatite Koktokay No. 3, Altaï, République populaire de Chine...these olivine-type phosphates transform to ferrisicklerite – sicklerite [Li1–x(Fe3+,Mn2+) (PO4) – Li1–x(Mn2+...100,000 pegmatite dykes occur in the Chinese Altai pegmatite field; the Koktokay No. 3 pegmatite is one |  | Roda-Robles, Encarnación, Gil-Crespo, Pedro Pablo, Pesquera, Alfonso, Lima, Alexandre, Garate-Olave, Idoia, Merino-Martínez, Enrique, Cardoso-Fernandes, Joana, Errandonea-Martin, Jon (2022) Compositional Variations in Apatite and Petrogenetic Significance: Examples from Peraluminous Granites and Related Pegmatites and Hydrothermal Veins from the Central Iberian Zone (Spain and Portugal) Minerals, 12 (11) 1401 doi:10.3390/min12111401 | Journal (article/letter/editorial) | | Cardoso-Fernandes 2,3 and Jon Errandonea-Martin 1 1 2 3 4 * Citation: Roda-Robles, E.; Gil-Crespo, P.P.;...during the evolution of granitic magmas and as a pegmatite exploration tool. With this aim, a detailed compositional...CIZ. Keywords: apatite; chemical composition; pegmatite; granite; hydrothermal veins; Central Iberian...apatite group, with the general formula Ca5 (PO4 )3 (F,Cl,OH), are common accessory phases in a broad...frequent juxtaposition of different granites in this region shrouds the relationships between them and the |  | | Book (edition) | | I 00 mm, Huanzala, Bolivia, H Page 3: Liddicoatite, polished, 70 mm, Anjanabonoina, Madagaskar, G Page...written penni,,ion of the publi,her. ISBN 80-7296-039-3 CONTENTS Preface .................................Mineralogical Tables" by Strunz and Nickel (2001). There is no problem with the validity of at least 95 % of minerals...example: tetrahedrite Cu 12[S(SbS 3).d Cu-rich freibergite (Ag,Cu) 12[S(SbS 3)4] Ag-rich tetrahedrite [Cu...in square brackets, e.g. fluorapatite Ca[Fl(PO 4)3] or euchroite 0.1 2[OHIAsO 4]•3H 2O. This procedure |  | | Book | | Record. Inc. Tucson, Arizona All rights reserved. No part of this work may be copied, digitized, reproduced...was a site on what was known in 1887 as the Yale Farm, about two miles northeast of the town of Litchfield...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...flattened, highly lustrous ilmenite rosette measuring 3 x 3 cm perched on prismatic black aegirine crystals...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Sulfides, Including Selenides and Tellurides Class 3 Sulfosalts ot 150 Oxides Class Class Class Class...Class 55 56 57 58 SieO7 Groups, Generally with No Additional Anions: Sip07 with Additional O, OH, F...Loops 1288 1335 1376 1379 1381 viii : Class 70 Column or Tube Structures Contents 1397 Phyllosilicates...chemistry of individual species was discussed, but no chemical formulas were presented, even though Berzelius...essentially completed by Clifford Frondel (1907-). Volume 3 (silica minerals) was completed by Frondel in 1962 |  | | Report (issue) | | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL...______________________________________ _ Location of pegmatite districts ___________________ _ Previous work...Acknowledgments ______________________________ _ History of pegmatite mining inN ew England _______ _ Mica mining _...deposits _______________________ _ Geology of the pegmatite districts of Maine __ :. . _____ _ Metamorphic...________________________________ _ Geology of the pegmatite districts of New Hampshire_ Rock units ______ |
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