 | | Book | | Diamond Geology Published on www.debeersgroup.com Index A) Classification and genetic models B) Exploration...Sample Treatment D) World Production E) South African Diamond Occurrences 1. Large Kimberlite Mines 1...Koffiefontein 2. Smaller mineralised kimberlites in South Africa 2.1 The Oaks 2.2 The Zebediela Kimberlites 2...Terms Diamond Geology Page 2 www.debeersgroup.com A) CLASSIFICATION AND GENETIC MODELS Diamond deposits... their relative production contributions in South Africa were, primary (kimberlite) 8.63 million carats |  | | Book | | 00 More than 420 full-color illustrations The diamond occupies a unique position in the history of the...prospectors, min- eralogists, gemologists, engineers, diamond cutters, jewelers—are men who have earned the respect... and Kimberley. The second section, THE ROUGH DIAMOND AND ITS ORIGINS, takes the reader to the actual...on-the-spot reporting, it explores the mines of South Africa and India, Zaire and Brazil, Sierra Leone and...and pleasure. The 130.27-carat Light of Peace diamond, shown on the front cover, was cut from a 434.6-carat |  | | Book | | about diamonds trip readily off the tongue. A diamond may be ‘forever’ and ‘a girl’s best friend’, but...but the truth about the international diamond business is not so romantic. Timothy Green has travelled... salesmen and smugglers not only in the main diamond centres of London, New York, Antwerp, Tel Aviv...lig “s & | likely to replace South Africa as the world’s champion diamond producer by 1985. It is also...most illustrious diamond salon; Lazare Kaplan, who studied the famous Jonker diamond for a whole year |  | | Journal (issue) | | perception o f diamonds worldwide. The economics of diamond during this decade is the subject o f the lead...President William E. Boyajian of the economics of the diamond industry over the last decade, with its exceptional...DECADE IN DIAMONDS By William E. Boya jian T h e diamond industry was buffeted b y extreme price volatility... and provides an analysis o f the comeback of diamond i n 1986. Inasmuch as events during this period...period ushered m a n y changes into the diamond trade, an understanding o f h o w economic forces affect the |  | | Book | | 447 467 491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2...Mining OFFICES: 5011 Meadowood Way Paradise Peak Mine Suite 300 (100% FMC Gold) * Sales Reno, Nevada...Elko, Nevada (303) 292-7500 Royal Mountain King Mine (100% FMC Gold) Copperopolis, California Beartrack... Gold's price fell to levels at which half the South African gold mines, probably half those in Australia...have been widespread, especially in the highcost South African mines. Some say a structural change is taking |  | | Report (issue) | | Roof of Africa — that’s what they call the wild peaks and sweeping mountain ranges of northern Lesotho...nestles the world’s highest-lying diamond pipe. Commissioning Letseng mine at 10 500 feet during the last...Whatever you're mining, wherever you're mining, mine it on Bridgestones Bridgestones — for all the variables...Operating conditions differ enormously from mine to mine. Not only are there variations in the kind of...Whatever you’re mining, wherever you’re mining, mine it on Bridgestones. iaaseinn Money — BRIDGE STONE |
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