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| contrasting geothermal gradients (40-90 mW m 2) from South Africa, and western and eastern Australia. These data...partitioning. The samples have been selected to be as free of alteration and disequilibrium microstructures...P - T conditions (Fig. 1). 2.1. Xenoliths from South African kimberlites These samples are xenoliths...(K.S. Viljoen, 1994 and in prep.) and Monastery Mine (Moore et al., 1991). Several extreme compositions...compositions, including grospydites and kyanite- or corundum-bearing eclogites, are included in these suites. |
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| relevant protective laws and regulations and therefore free for general use. 2132/3130-543210 To my wife,...collaboration. Much of my fieldwork in southern Africa has been carried out with the cooperation and assistance...7.3 2.8 2.9 Africa . . . . . . . . . . . . . . . . . . . . . . . . . . . . West Africa . . . . . . .... . . . . Central Africa. . . . . . . . . . . . . . . . . . . . . . . East Africa. . . . . . . . . .... . . . . . . . . . . . . . . . Southern Africa . . . . . . . . . . . . . . . . . . . . . U.S.S.R. . |
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| need ...Lorge handle easily removed for mounting. FREE WITH EACH LAMP, informative booklet, "THE USES OF... ENGLISH MINERALS BARITE CRYSTA LS SILVERBAND MINE, KN OC H , WESTMORELAND, ENGLAND Lorge s harp perfectly...contact gon i omet er. They occur In a s ilver-lead mine w h e r e they o r e found loos ely a t tached to...TE C RYSTA LS Barium Carbonate SET TLINGSTONES MINE, FOURSTONES, N ORTH UMBLERLAND, ENGLAND A fine...barium, calcium a l u minum silicate WHI TESMITH MINE, STRONTIAN, SCOTLAND Type locality. Sharp w h ite |
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| responsibility for authors’ errors and omissions. SOUTH AFRICA SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE...Survey of South Africa) SouthemEra Resources Ltd SOCIETY SPONSORS Geological Society of South Africa (GSSA)...a Phanerozoic subduction regime in eastern New South Wales, Australia. Mantle Dynamics beneath Mongolia:...growth of Archean cratons: a case study from west Africa. The vertical distribution of indicator minerals...diamond. 61 Cr-poor Megacrysts from the Frank Smith Mine and the source regions of transitional kimberlites |
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| 80523, U . S . A . : Resources, (III.7). Colorado State U n i v e r s i t y , Fort BARRON L . M . - G...e p a r t m e n t of Earth Resources, Colorado State U n i v e r s i t y , C o l l i n s , C o l o r...a r t m e n t of Geosciences, The Pennsylvania State U n i v e r s i t y P a r k , P e n n s y l v a...a 85287, U . S . A . : ( I I . 2 ) . Arizona State James Virginia Museum, 6-8 U n i v e r s i...Department o f E a r t h R e s o u r c e s , Colorado State U n i v e r s i t y , C o l l i n s , C o l o r |
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| Austin, Texas 78712 Dept. of Earth & Space Sciences State University of New York Stony Brook, New York 11794...Geological Sciences Virginia Polytechnic Institute State University Blacksburg, Virginia 24061 JULIAN SPEER...of Geological Sciences Polytechnic Institute & State University Blacksburg, Virginia 24061 MINERALOGICAL...properties Solid solution properties Estimation of free energy of mixing from high-temperature data Estimation...TRANSFORMATIONS The ca1cite-to-aragonite IN THE SOLID STATE The transformation under conditions of aragonite |
