 | | Book (volume) | | rise and development of the diamond mines of South Africa, from an historical, economic and technical...days on the diamond fields when the mines in the Kimberley and Jagersfontein areas were the only diamond...information of a mining nature, which included, besides the data on under ground and surface mining operations...crystals with the object, if possible, of deter mining the conditions under which the diamond crystal...collect during my many visits to all parts of South Africa where kimberlite deposits occurred and the filing |  | | Book | | not attempted to describe diamond prospecting and mining and, although I have attempted to give some of...with whose research groups at the universities of Cape Town and Chicago I have had long and fruitful collaboration...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. . . . . . . . . . |  | | Journal (article/letter/editorial) | | R*CKWOOD** Division of Geological Sciences, University of Cape Town 12,eceived November 4, 1969 Abstract. Brief...in the kimberlites of Lesotho, Rhodesia, Sauth Africa, and Tanzania. Six new mineral assemblages, which...Johannesburg, South Ah'ica. ** Present address: School of Applied Geology, University of New South Wales, Kensington...(1932), a group of workers at the University of Cape Town has been engaged on further petrological and...specimens are nearly all from kimberlites in South Africa, Lesotho and Rhodesia. We do not claim t h a |  | | Journal (article/letter/editorial) | | Richterite Bearing Peridotite Xenoliths from South Africa Ken-ichiro Aoki Institute of Mineralogy,Petrologyand... %) are rarely found in kimberlite from the Bultfontein Floors. Chemically, these rocks are similar in...granular type garnet peridotite xenoliths from South Africa and Lesotho, except for an abnormally high content...peridotites at a depth from 170 to 100 km suffered local introduction of a potash-rich fluid, and garnet...identified in four peridotites (Erlank, 1973) from South Africa and Lesotho. Recent highpressure experiments |  | | Journal (issue) | | EDITORIAL COVER PHOTO: Bayldonite. Penberthy Croft mine, St. Hilary, Cornwall. Globular aggregates to 0...of-interest co amateur mineralogists, collectors, and mining historians. Concril?ucions or suggestions for articles...------- 16 ------THE VAN MINE S.J.S. Hughes -------26 ------A JOURNEY THROUGH NORTHERN SPAIN David I. Green... MINERAL NOTES SIEGENITE FROM ERGLODD MINE, TALYBONT, DYFED, WALES RGLODD Mine is located 200 metres east of...sphalerite (Livingstone l'I al., 1976); in the South Wales Coalfield it is found in clay-ironstone nodules |  | | Book (volume) | | DIAMOND-BEARING ALLUVIAL GRAVELS OF THE UNION OF SOUTH AFRICA DIAMOND-BEARING GRAVELS DRAINAGE WEATHERING...SYSTEMS THE ORIGIN OF THE ALLUVIAL DIAMONDS THE SOUTH-WEST AFRICA DIAMOND DEPOSITS THE VAAL RIVER ALLUVIAL GRAVELS...Plate No. 96. THIN SECTION (359, X 12) FONTEIN MINE BRONZITE PERIDOTITE FROM JAGERS facing page 368...FROM BuLTFONTEIN - following plate MINE THIN SECTION (8, x 12) BRONZITE PERIDOTITE FROM BuLTFONTEIN 98...98. MINE ,, ,, 99. THIN SECTION MINE - (3, X 12) BRONZITE PERIDOTITE FROM BOLTFONTEIN 102. THIN SECTION |  | | Book (volume) | | found at the p. 127, line 5. Premier Mine, Transvaal, South Africa. It weighed 3106 carats in the rough...production and almost 56% of world annual production. South Africa is p. 159, line 17. ; ADDENDA Vlll (1968)...stones of smaller sizes. South Africa diamonds Congo Other large producers in Africa are is still the major...producer of stones of gem quality. Ghana, Southwest Africa, Sierra Leone, and Angola. At the present time...Australian opal locality of Lightning Ridge, New South 384, line 4. Wales, was discovered. In 1915 precious |  | | 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 |  | | Book | | calcite, clay minerals and fragments of crustal and local host country-rock. At Lattavaram the kimberlite...Iherzolite nodules in kimberlites(from Lesotho and South Africa) and were analysed for isotopic compositions...Extended Abstract, First Kimberlite Conference, Cape Town, 23. Basu, A. R. and Murthy, V. R.(1977) EPSL...University of the Witwatersrand, Johannesburg, 2001, South Africa) Radiometric age determinations were undertaken...undertaken on 15 kimberlite occurrences in Southern Africa, emphasis being placed on a wide areal distribution |  | | Book | | carat in ten thousand emerald crys- taken from a mine in North Carolina was transparent. In some respects...carats. Its weight (Plate XVI.) The " Star of the South" was found July, 1853, in the western part of Minas...£80,000. The " Star of South Africa" was the first large stone found in the Cape (1869). It weighed in...and nine and one-fourth carats came from the same mine. It is said an illicit diamond buyer bought this...where known. It the " Victoria" came from the Cape to was found is unEurope in 1884, and PRECIOUS |  | | 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...diversity and magnitude of South African mineral deposits and local mining operations, the Economic Geology...of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Journal (article/letter/editorial) | | ~'VIineralogieal Laboratory. 1. On a Rhombic Py,'oxene from South Africa. 2. On a method of illustrating the variation...in Mineralogy. 1. On a Rhombic Pyroxeue from South A&ica. [Read June 20th, 1899.] HE stones to which...along the cleavages. A RHOMBIC PYROXENE FROM SOUTH AFRICA, 851 The dispersion about the acute bisectrix...Diamond Fields two specimens of washings, from Kimberley Mine and from Du Toit's Pan respectively, which...rhombic pyroxenes have been already described from South Africa, namely : By Maskelyne and Flight [Q. J. G. |  | | Book | | ............................ 126 5.3.3.2. West Africa ........................................... 126...11. 6.12. 6.13. 6.14. 6.15. 6.6.3 .1. Diverse South African Kimberlites (Dawson and Smith 1975, Smith.......................... 437 KIMBERLITES Ex Africa semper aliquid novi. Pliny The Elder, Natural...confluence of the Vaal, Orange, and Riet Rivers of South Africa in 1866-1867. The ebb and flow of prospecting...purely serendipitous and occurred on the farms of Bultfontein and Dorstfontein, locally known as Dutoitspan |  | | Book (edition) | | R.S., Principal of the University of the Kimberley methods and Beers draw- He likewise British... . . . . Almandine XXIV. Tourmaline . (‘ Cape-Ruby’) (d) ‘ 184 . ( Grossular, Cinnamon-Stone...XVI. Kimberley Mine, 1872 . . . Mine, 1874 . . Kimberley Mine, 1881 . XIX. Kimberley Mine...Present Mine Ploughing . . . 1871 XXI. Loading . . Mine, the . 106 . . Kimberley at in... . . 103 . 105 Office and . in XVII. Kimberley 102 . . XV. XVIII. . 88 . . . Rubies |  | | Book (edition) | | University of London, for the illustrations of the Kimberley and Wesselton diamond mines, and of the methods...XXII. Spinel (Balas-Ruby, . . (c) Pyrope (' Cape- Ruby') Rhodolite (d) Almandine (e) Spessartite.... XV. Kimberley Mine, 1871. .141 Mine, 1872. Kimberley XVI. . . . . . XVII. Kimberley Mine, 1874...1874. XVIII. Kimberley Mine, 1881 XIX. Kimberley Mine at the Present Day . . . .142 .143 . 144 .145...145 XX. Wesselton (open) Mine XXI. Loading the Blue Ground on the 146 Floors, and Ploughing it over XXII |  | | Book (edition) | | University of London, for the illustrations of the Kimberley and Wesselton diamond mines, and of the methods...alas- Rudy, XXIII. GARNET.*, . . (c) PYROPE (' Cape- Ruby-') RHODOLITE (d) ALMANDINE (Carbuncle)...DAY .141 .142 -143 . 144 XX. WESSELTON (open) MINE 145 XXI. LOADING THE BLUE GROUND ON THE 146 FLOORS...(in colour) XXVIII. OPAL MINES, WHITE CLIFFS, NEW SOUTH WALES .252 XXIX. GEM-STONES (in colour) .256 XXX...under a cloud. or an can readily be found for a Cape-ruby for a garnet garnets are so olivine,' but not |  | | Book (edition) | | Albert Museum, and the Imperial Institute, all at South Kensington. Many of the examples referred to in...the British Museum of Natural History, also at South Kensington. NOTE TO SECOND EDITION A few minor..." 43 67 Geological Occurrence Stones 7^ 86 Mining of Precious Stones Forms of Cutting Cutting and...Abandoned Open Workings of the Kimberley Diamond Mine at Kimberley, South Africa - IV. {a) Crystal of Diamond...Idocrase Olivine Chalcedony Epidote .. Spbene Hypersthene Rhedonite Cordierite . . . * . Quartz Scapolite |  | | Journal (article/letter/editorial) | | assumption will be made that the "eclogites" in the South African kimberlites are in fact griquaites. Since...Victor (O.F.S.) Lovedale (Cape Province) Brakfontein (Cape Province) Kimberley type Only ultramafic nodules...Dutoitspan (Cape Province) De Beers (Cape Province) Wesselton (Cape Province) Bultfontein (Cape Province)...Smith the oecassional diamond is approximately (Cape Province) bearing griquaites and 4 carats per 100...ultramafie nodules Very few diamonds are l~iverton (Cape Province) are known present in these Bristol Farm |  | | Report (chapter) | | University on June 16, 2015 Xenoliths from southern Africa: a perspective on the lower crust P.W.C. van Calsteren...characteristics of lower crustal xenoliths from southern Africa, and compare them with the granulite terrains of...temperatures. Regional geology The geology of southern Africa offers a rare opportunity to study the evolution...Hawkesworth 1982); whereas in the Pan African terrain of northern Namibia many of the igneous rocks were derived...southern Africa. Diamonds indicate studied kimberlite occurrences. V = Voorspoed, K = Kimberley, L = Lesotho |  | | Book (volume) | | ANDWILLIAMSON MINE, TANZANIA H.-M. Tsai, O. A. Meyer, 0. Moreau, and H. Judith Milledge REGIONAL AND LOCAL VARIATIONS...KIFYBERLiTES IN THE COLORADO-WYC•ING STATE mINE DISTRICT 42 M. E. McCal!um, C. D. Mabarak, and H. G... K. J. Stracke, 59 OF KIMBEHLITES H.-M. IN SOUTH-EASteRN AUSTRALIA 71 J. Ferguson, an• L. P. Black...92 DYKES WITH KIMBER•.ITE AFFINITIES IN THE KIMBERLEY AREA C. R. Clement, E. M. Skinner, J. B. Hawthorne...CARBONATITEERUPTIVES AT SALTPETRE 111 KOP, SU•}tERLAND, SOU'iH AFRICA J. R. •cIver and J. Ferguson M•NERALOGY AND PETROLOGY |  | | Book (edition) | | Geology, Mineralogy, Metallurgy, Mining, GEOLOGY PHYSICAL GENERAL READERS. By 236 Illustrations...Crown 8vo, Geology, Mineralogy, Metallurgy, Mining, etc. continued. ASSAYING AND METALLURGICAL...Illustrations. Treatise on the Getting of 8vo, 5s. net. MINING. An Elementary Minerals. By ARNOLD LUPTON, M...Illustrations. Crown 8vo, 9s. net. A PRACTICAL TREATISE ON MINE SURVEYING. By ARNOLD LUPTON, M.P., Medium 8vo, 12s...F.G.S. With 216 Diagrams. MODERN PRACTICE IN MINING. By R. A. S. REDMAYNE, M.Sc., M.Inst.M.E., F.G |  | | Book (edition) | | University of London, for the illustrations of the Kimberley and \V esselton diamond mines, and of the methods...Ci1111amo11-S/011e, Hyaci11t/11Jaci11tlt) 21 I (b) PYROPE (' Cape-Ruby') 212 (c) RHODOLITE (d) ALMANDINE (Carbu11cle)...XV. KII\IBERLEY MINE, 1871. 140 XVI. KIMBERLEY MINE, 1872. 141 XVI I. KIMBERLEY MINE, 1874. 142 143...Kll\lBERLEY MINE, 1881 XIX. KIMBERLEY MINE AT THE PRESENT DAY XX. WESSELTON XXI. LOADING (open) MINE THE ...colour) • 226 XXVIII. OPAL MINES, WHITE CLIFFS, NEW SOUTH WALES • • XXlX. GEM-STONES (in colour) XXX. NATIVES |  | | Report (chapter) | | Ellendale and Argyle, on the SW and E margins of the Kimberley craton in N W Australia (Atkinson et al. 1984a...kimberlites (e.g. the Group II kimberlites of S Africa (Smith 1983a, b) and other m i c a c e o u s kimberlites)...et al. 1985; Foley et al., K-rich rocks occur as local variations within in review). Niggli (1923, pp....1.5 x 103 to 2.5 • 103 Ma. Enoree Vermiculite district, S Carolina ( E V D ) (34 ~ 30' N, 82 ~ W) Geochemical...the Prairie Creek area (PRA) (American Mine, Kimberlite mine, Crater of Diamonds pipe (three samples) |  | | Journal (article/letter/editorial) | | Cumberland, gilbertitc, 6o6. George and Charlotte mine, Tavistock, Devon, 'tavistockite', [ 23. Grassington... INDEX Drakewalls mine, Gunnislake, posnjakite, 740. Hingston Down Consols" mine, arthurite, 52o. Lee...Tomintoul, Banffshire, lithiophorite, 618. Leverburgh, South Harris, omphacite, 61. Loch Don, Mull, plumbogummite...(Espafia) Cabo Ortegal, Galicia, omphacite, 6L CarmeBta mine, Caceres, montcbrasite, 4t4. Santander, blende,...hydrogrossular, sheridanite, 735. India Chikla, Bhandara district, Maharashtra, juddite, 317, 7o8. Goldongri, Panchmahal |  | | Book | | e SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE Cape Town, April 1998 EXTENDED ABSTRACTS All extended...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 |
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