 | | Thesis/Dissertation | | pegmatites from the Namaqualand pegmatite belt, Northern Cape, South Africa by Minenhle Sinethemba Maphumulo...40-50 km wide Namaqualand pegmatite belt, synonymous with the Orange River pegmatite belt (ORPB), consists...Namaqua-Natal Metamorphic Province (NNMP) in Southern Africa at ca. 1 Ga. The central part of the belt is characterised...as mineralised, herewith referred to as complex (Witkop, Koegab, Sidi-Barrani) and regular, referred to...crystals and consists of the Witkop, Koegab and Sidi-Barrani pegmatite-1 complex pegmatites which were |  | | Journal (article/letter/editorial) | | exploitability of pegmatite deposits in the lower Orange River area (Vioolsdrif – Henkries – Steinkopf) H. Minnaar...Pretoria, South Africa. Current address: Council for Geoscience, P.O. Box 775, Upington, 8800, South Africa...Pretoria, South Africa. e-mail: htheart@postino.up.ac.za © 2006 September Geological Society of South Africa...Africa ABSTRACT The pegmatite deposits situated in the centre of a triangular area between the settlements...settlements of Vioolsdrif, Henkries and Steinkopf in the lower Orange River region constitute the westernmost |  | Ballouard, Christophe, Elburg, Marlina A., Tappe, Sebastian, Reinke, Christian, Ueckermann, Henriette, Doggart, Shane (2020) Magmatic-hydrothermal evolution of rare metal pegmatites from the Mesoproterozoic Orange River pegmatite belt (Namaqualand, South Africa) Ore Geology Reviews, 116. 103252 doi:10.1016/j.oregeorev.2019.103252 | Journal (article/letter/editorial) | | Mesoproterozoic Orange River pegmatite belt (Namaqualand, South Africa) Christophe Ballouard, Marlina...Mesoproterozoic Orange River pegmatite belt (Namaqualand, South Africa), Ore Geology Reviews (2019),...Mesoproterozoic Orange River pegmatite belt (Namaqualand, South Africa) Authors: Christophe Ballouard1*...Johannesburg, P.O. Box 524, Auckland Park 2006, South Africa 2 Spectrum Analytical Facility, University...Park, 2006, South Africa 3 Council for Geoscience, P.O. Box 775, Upington, South Africa, 8800 *Corresponding |  | | Report (issue) | | pegmatites 2.1.1.1 Witkop pegmatite 2.1.1.2 White City pegmatite 2.1.1.3 Homestead pegmatite 2.1.1.4 Lepidolite...Lepidolite pegmatite 2.1.2 Sandfontein - Ramansdrift pegmatites 2 1 3 Aukam-Heigums pegmatites 2.2 Rare metal...metasedimentary age 2.2.1 De Rust pegmatites 2.2.2 Cape Cross - Uis pegmatite belt 2.2.2.1 Strathmore pegmatites 2...Karlowa pegmatites 2.2.2.3 Uis pegmatite swarm 2.2.3 Nainais - Kohero pegmatite belt 2.2.3.1 Nainais pegmatites...Pistelwitz pegmatites 2.2.4 Sandamap - Erongo pegmatite belt 2.2.4.1 Gossow pegmatites 2.2.4.2 Cilliers |  | | 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; |  | | Book | | Namibia rank amongst the top five mining countries in Africa. both in terms of production and reserves. In this...century when the Gennan Colonial Office in South West Africa appointed Government Geologists to carry out...wait until 1926, when the Geological Survey of South Africa opened a branch office under the direction of...magnetite quartzites and sedex lead-zinc deposits of South Africa (Rozendaal, 1978; 1986; Ryan et al., I986) where...molybdenumdeposits occur in YioolsdrifSuite rocks south of the Orange River. The Orange River Group and |  | | Book | | EarlyGermanGeologistsand Entrepreneursin South West Africa The People- Mineralogists,Geologistsand Collectors...TsumebSpecial The Otavi Mountainland The Central Northern to Northwest Region including Damaraland The Central...Nauchas-Gamsberg-Hakos Area West and South of Rehoboth The Central and South-CentralDeposits Onganja Mine and...and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds ...heritage, which has over the years attracted both local researchers and scientists from all over the world |  | | Report (issue) | | Australia Dermot Henry Page 78 Beryl from Southern Africa Bruce Cairncross Page 84 Brazilian Beryl Luiz Menezes...William "Skip" Simmons and Alexander Falster, pegmatite specialists from the University of New Orleans...pegmatites. Most ore beryl occurs in massive pegmatite zones where crystals may reach considerable size...can be found adjacent to the core margin of the pegmatite and in Suggested Chromophores for Beryl Color-generating...lengths of 3 meters, as have those at Tin Mountain, South Dakota. 4m: Beryl crystals have reached 4 meters |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....the sequence North and South America and Greenland, then Europe, Asia, Africa, Australia, and Antarctica)...pegmatitic origin in the same sequence: North and South America and Greenland, then Europe, etc. For some...gold-bearing "greenstone" in Abitibi province in northern Ontario and Quebec. Some genetic problems still...Hill and Slim Buttes areas, both Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co |
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