 | | Report (issue) | | SURVEY NAMIBIA 1990 Open File Report MRS 12 2 Abstract Niobium-tantalum mineralisation in Namibia occurs...columbite-tantalite series are associated with rare metal pegmatites of early Namibian age (950-880 Ma) intrusive...Namaqualand Metamorphic Complex, and with rare metal pegmatites of late Namibian age (530-460 Ma) which are hosted...microlite and betafite) occur in late Pan African pegmatites or in association with Pan African and Mesozoic...rare metal pegmatites, or as by-products of Tin-mining operations in central Namibia (Uis, Nainais, De |  | | Journal (article/letter/editorial) | | student and had managed to find a summer job in Namibia. The geologist in charge of our camp was an ardent...home to South Africa with a few specimens from Namibia. I couldn’t tell a dioptase from a cerussite at...contributions he had made to the mineralogy of Namibia. When Tsumeb was at its zenith (for some), Sid...visiting mineral dealer and collector had to see in Namibia. From relatively humble beginnings in the hotel...thiosulphate-bearing mineral species from Tsumeb, Namibia. Canadian Mineralogist 37:1269-73. Bruce Cairncross |  | | Field Trip Notes | | the Geological Society & Geological Survey of Namibia II I -· --· ...... ----·----, Editor: M. Niall...the Geological Society & Geological Survey of Namibia -- - -- .. --- ----• • ·- •• -1 · ~. ,. :...DAMARA OROGEN G.LC. Schneider Geological Survey or Namibia, P O Box 2168, Windhoek 1.0 Day 1 - Monday, 22...Company - Uis 5.4 12:30 - 14:00 Lunch at Uis 5.5 14:00 - 17:00 Uis Tin Mine 5.6 Overnight: Uis 32 32 33...Day 6- Saturday, 27 August 1994 6.1 08:00 - 10:00 Uis - Spitzkoppe 6.2 10:00 - 11:30 African Granite Quarry |  | Ashworth, L., Kinnaird, J.A., Nex, P.A.M., Harris, C., Müller, A.B. (2020) Origin of rare-element-mineralized Damara Belt pegmatites: A geochemical and light stable isotope study. Lithos, 372. 105655pp. doi:10.1016/j.lithos.2020.105655 | Journal (article/letter/editorial) | | Origin of rare-element-mineralized Damara Belt pegmatites: A geochemical and light stable isotope study...Origin of rareelement-mineralized Damara Belt pegmatites: A geochemical and light stable isotope study...Origin of rare-element-mineralized Damara Belt pegmatites: a geochemical and light stable isotope study...(LCT) pegmatites and pegmatitic sheeted leucogranites (SLGs) of the Jo ur Damara Belt, Namibia, although...Two groups of pegmatites can be identified on the basis of O-isotopes. Group A pegmatites, which include |  | | Catalog/List | | the Tsumeb Mine (as well as other mines of the region) were still in production in the 1970s. You will...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably...desert-like "Sperrgebiet" area of the southern coast of Namibia, with its fabulous wealth of gem diamonds. One...Ian’s interest stems from the family trips to Namibia, including the mines of Tsumeb. He worked with...Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment point on the back of this |  | | Book | | REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |  | | Journal (article/letter/editorial) | | granites and their coarse-grained equivalents (pegmatites) have attracted a greet deal of attention in...muscovite, and accessory apatite, zircon and monazite. Topaz, fluorite, and cassiterite are rare. Zircon and...sat&line (Org92_93), albite (An&, zinnwaldite and topaz, and accessory tounnahne, tluorite, apatite, cassiterite...and late-stage muscovite (replacing earlier mica, topaz, and feldspar) are rare. Garnet, with reaction rims...altered to &cite (replacing mainly feldspars and topaz along cracks, grain boundaries, and cleavages) and |  | | Book (edition) | | Dzhalindite cruciform and Vshaped Gypsum Erythrine Topaz simple twins Bustamite lamellar Rhodonite yes...Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL If marked in description... Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia (sample: Melcher/Oberthür); PPL D Fine-grained...quartz veins, • contact metamorphic deposits, • pegmatites, • placers not known Altaite, Ankerite, Argentite... Karabash, Chelyabinsk Oblast’, Southern Urals Region, Russia Au-Cu alloys, native Copper, native Gold |
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