 | | Journal (article/letter/editorial) | | Prehnite is reported from many localities in northern Viiginia by Dietrich (1990). Perhaps the best-known...weathered outcrops of Jurassic basaltic lava. Fine amethyst, smoky quartz, and scepter quartz are collected...small crystals in the Cole shaft of the Bisbee district, Arizona; as somewhat corroded crystals to 3.5...an albitite dike west of Gold Bridge, Lillooct district, British Columbia. Prehnite is reported from many...Mineral Society. northern shore of Lake Superior in occurrences identical to those of northern Michigan. Superb |  | | Book (edition) | | Southern Africa a Collector’s Guide ■ Rocks, Minerals and Gemstones of Southern Africa & — - ... T ~ '' .rats en&nes L of Southern Africa A Collector’s Guide - Struik Publishers (an operating...Ltd.) Struik House Oswald Pirow Street Foreshore, Cape Town 8001 First edition 1976 Second edition 1983...©E.K. Macintosh Cover design by Neville Poulter, Cape Town Lithographic reproduction by Tien Wah Press...Ltd, Singapore Photoset by McManus Bros (Pty) Ltd, Cape Town Printed and bound by Interpak, Pietermaritzburg |  | | Journal (issue) | | Metales del Oriente examines some of the larger amethyst specimens. The gems in the foreground are: (1)...In addition, producing nations, particularly in Africa, moved to derive greater economic benefits from...were combined under the jurisdiction of the U.S. District Court of New Jersey 168 PRODUCTION AND MARKETS...unloaded its diamond stocks and a number of its South African mines, and was making plans to shift the...from all DTC sources, not just local Namibian production. South Africa launched similarly ambitious efforts |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official ‘handbook on the mineral resources of South Africa, it has become necessary to revise, or rather...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Report (issue) | | Australia Dermot Henry Page 78 Beryl from Southern Africa Bruce Cairncross Page 84 Brazilian Beryl Luiz Menezes...lengths of 3 meters, as have those at Tin Mountain, South Dakota. 4m: Beryl crystals have reached 4 meters...weighed almost 24 tons. 8.7m: In Jackalswater, South Africa, the largest beryl crystal recorded was 8.7...as seen in the blue beryl on feldspar from the Northern Areas, Pakistan (upper left; collection Dudley...Sabsar, on the Gilgit to Skardu Road, Skardu district, Northern Areas, Pakistan. Collection Ty Lawrence; |
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