 | | Journal (article/letter/editorial) | | Mineralogyof Platinum-Group Mineralsin the Witwatersrand,SouthAfrica CLIVE E. FEATHE• Abstract Approximately80...Precambrian Witwatersrand conglomerate reefs are (Ir, Os, Ru) alloys. Osmium, iridosmine, osmiridium, and iridium...hexagonalsymmetryand differed distinctly from cubic osmiridium,which he noted was ore at Rietfontein mine. also...iron-rich platinum,in addi- tion to iridosmine and osmiridium. Both Barrass \Vagner (1929) notedthat not... Platinum-Group Minerals Identified in the Witwatersrand Concentrate and Estimates of Their Average Relative |  | | Report (edition) | | bookseller 1936 Price 3s. Net IMPERIAL INSTITU1··E SOUTH KENSINGTON, S.W. 7 Ts E~ Imperial Institute was...Protecto1·ate .. Southe1n Rhodesia • • • • Union of South Africa • • • • Canada .. •• • • • • Newfoundland •...Empire, especially in Canada and the Union of South Africa. During 1913, Russia was responsible for over...the list of producers of the platinum metals. South Africa has large reserves of platinum ore, and is the...recent years in the Rustenbu1·g district of 8011th Africa. Next in economic importance to native platinum |  | | Journal (article/letter/editorial) | | 543–558. Auriferous Precambrian Conglomerates of Witwatersrand I. M. Simanovich Geological Institute, Russian...mineralogical specificity of the world’s largest Witwatersrand gold deposit was defined by geodynamic processes...Numerous conglomerate interbeds were formed in the Witwatersrand Basin section due to vigorous eolian processes...model of the origin of gold mineralization in Witwatersrand, suggesting a hydrothermal-metamorphic redistribution...10.1134/S0024490209050071 The Precambrian Witwatersrand Basin is the world’s largest source of gold |  | | 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...reason of the great diversity and magnitude of South African mineral deposits and local mining operations...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Journal (issue) | | Mowry Place Tucson, AZ 85741 Articles Gold in South Africa ..............................................Afrikaans University P.O. Box 524 Johannesburg 2000 South Africa Carl R. Anhaeusser Economic Geology Research...O. Wits 2050 Johannesburg South Africa Gold has been mined in South Africa fo r over a century. Most...has been won from conglomerate reefs o f the Witwatersrand goldfields, where production from individual...INTRODUCTION Gold was mined in pre-European times in South Africa by the indigenous tribes. Most of the gold was |  | | Book | | LE CONGLOMERATE AND QUARTZITE TYPE 335 The Witwatersrand / 336 14-1 GREGORY,J. W: The Origin of Gold...14-4 MELLOR, E. T.: The Conglomerates of the Witwatersrand / 373 Inst. Mining and Metallurgy Trans. 25:261-291...Origin of Gold and Radioactive Minerals in the Witwatersrand System, the Dominion Reef, the Ventersdorp Contact...Contact Reef and the Black Reef / 404 Geol. Soc. South Africa Trans. 58:218-222 (1955) 14-6 PRETORIUS, D.... A.: The Depositional Environment of the Witwatersrand Goldfields: A Chronological Review of the Speculations |  | | Report (issue) | | views of the famous Mesoarchean Witwatersrand Supergroup in South Africa that contains Earth’s largest...Atmospheric Evolution 6. The sedimentary setting of Witwatersrand placer mineral deposits in an Archean atmosphere.........................105 W.E.L. Minter 7. Witwatersrand gold-pyrite-uraninite deposits do not support...glacier-associated sediments of the Neoproterozoic of south China: Oceanic anoxia or sulfate limitation? .....4-billion-year-old biogenic pyrites from Barberton, South Africa: Sulfur isotope evidence: Science, v. 262, p |  | | Book | | Platinum; qualities Africa. British and distribution. Ural Mountains. South Columbia. Genesis of Platinum...Pneumatolytic Rossland, South Australia, and Braden Mine, Chile. Lodes of Cornwall. Pipe Lodes South Australia and...and South Africa. Disseminations. Pyritic Masses Spain and Mt. Lyell. Secondary Ores Secondary Enrichments...< Almaden Mines: Price. 1 Mi". New the South Africa. Idria, Califor: of Ores with Kainoxoic Formation...Pneumatolytic *57 Origin. Gems— Diamond, South Africa Asbestos. Monazite. The Brazil; theories of |  | | Book (edition) | | mining companies took him to the Far East, South and East Africa, North America, and most of the countries...fields, chiefly from the Congo Republic, Ghana, South Africa, and Sierra Leone. For the five-year period...000; 1,600,000; South Africa, 2,900,000; Sierra Angola, 1,300,000; South West Africa, 920,000; Tanganyika...metric carats. (b) by value: South West Africa, £16,500,000 sterling ; South Africa, £16,100,000; Congo Republic... 45 Congo Republic South Africa Sierra Leone Angola YJ), south West Africa WY, Tanganyika Y, Ivory |  | | Book (volume) | | Papers and Discussions Volume I , I JOHANNESBURG SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY 1961... 01", ~TALLUf>iYY. © Copyright 1961 by The South African Institute of Mining and Metallurgy Ext'racts...I (1v DEC 196f Printed in t!te Republic of South Africa by Hortors Limited, Johannesburg V r. 1 The...and n1anagement of the gold mining industry in South Africa -C. B. ANDERSON . . . . . . . . . page r J ... ( 2. The economy of the Union of South Africa-W. J. BusSCI-IAU 9 3. An introduction to the physical |  | | Book | | Eastern Goldfields, Western. Australia Barberton, South Africa Eastern Goldfields, Western Australia Manitoba... Large layered complexes Bushveld Complex, South Africa Stillwater Complex, USA Great Dyke, Zimbabwe...Skaergaard, Greenland 4. Kimberlites Kimberly, South Africa B, Intrusions in cratonic areas Diamond C...Bushveld, South Africa Great Dyke, Zimbabwe Sudbury, canada Bushveld, South Africa Bushveld, South Africa...Australia Pechanga, Russia Diamond Kimberly, South Africa Yakutia, Russia Kimber lites Carbonatite complexes |  | | Journal (volume) | | Explosives on Rand 310 Africa, South, Educational Probleins in 1.58 Africa, South, Output of Metals and...227 Anaconda, Flotation Tests at 67 Anaconda in South America {m.d.) .... 228 Anaconda. Remodelled Concentrator...Shareholders Hill Proprietarv's Shell Steel . Hill South Hill South Developments Hill Strike Broomassie • Studies...Diamond Market, Recovery in Diamond Mining in South Africa 303, 308 Draper and Goodchild {m.d.) .... 350...350 Diamond, Origin of 4 Diamond Production in South Africa 185 Diamonds, Export Tax on Diamonds in Rand |  | | Book (edition) | | Meredith (eds) Geology and minerals resources of West Africa J.B. Wright The inaccessible Earth G. C. Brown...example, the common black flint from the Chalk of the South of England). This condition is very common among...on to the equatorial plane by joining it to the 'south pole' (bottom point) of the enclosing sphere , or...between the vertical line joining the north and south ' poles' of the sphere and the pole to a particular...resolves light into components vibrating in a north-south direction. The two componen_ts interfere on leaving |  | | Book | | images' of each other Left: Cerussite from South- West Africa, forming multiple intergrowths Far left:...platinum deposits of the famous Merensky Reef in South Africa occur in accumulations of this kind. Phenocrysts...been found in such areas as the chalk downs of south¬ ern and eastern England. Modem man still uses rocks...average figure. For instance, in the Witwatersrand goldfield of South Africa, gold exists in a concentration...the rich copper, lead and zinc deposits of South-West Africa has concentration factors of a thousand times |  | | Journal (volume) | | Operations of Consolidated Gold Fields of South 881 Africa 747 American Mining Congress Editorial. 752...mine-rescue contest. . . . Fires in mines of the South-West . . 114 263 Editorial. ... Editorial....of Mankind, book review 823 Benjamin White. . Goldfield . . . . . . . . . . . . . . . ...metallurgy Hines, P. R History of mine-fires in the South-West at Trail. .155, Charles A. Mitke. Hoisting...Chuquicamata Editorial .... Pires .155, Fires in the South-West. .Charles A. Mitke Locomotive headlight with |  | | Book (volume) | | Paper No. 122. 1922. of the region around Lead, South Dakota and its bearing on the Homestake ore body...on some terrestrial Mollusca from the Makalla (South Arabia). [Publication] No. 2. Palestine. Government... Palmgren pp. 188 : deep well at Charleston, South With a report on the Mineralogy of the Palmer....los Mamjferos Cuaternarios de Europa y norte de Africa. See MADRID. COMISION DE INVESTIGACIONES PALEONTOL6GICAS...Fappenheim German Duke of ADOLF FRIED- Central Africa.] See Mecklenberg-Strelitz. Wissenschaftliche |
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