 | | Journal (article/letter/editorial) | | evidence for the origin of the Brandberg West area Sn–W vein deposits, NW Namibia Received: 3 June 2005 /...Springer-Verlag 2006 Abstract The Brandberg West region of NW Namibia is dominated by poly-deformed turbidites...hydrothermal quartz vein-hosted Sn–W mineralization at Brandberg West and numerous nearby smaller deposits. Fluid...suggests that the ore-forming fluids at the Brandberg West mine were CO2-bearing aqueous fluids represented...(quartz–cassiterite), and 444–490°C (quartz–hematite). At Brandberg West, the oxygen isotope ratios of quartz veins |  | | Journal (article/letter/editorial) | | 07 January 2015 Goboboseb Mountains Brandberg Region, Namibia BRUCE CAIRNCROSS Department of Geology...collected in the past few decades in the Brandberg region, Namibia. Excellent quartz specimens display a...forms that add to the appeal of specimens from the area. The quartz is well known for its luster, clarity...interest in the minerals of Namibia, particularly from Erongo and the Brandberg region. 442 ROCKS & MINERALS...2001). The Brandberg Mountain is no exception. It is an imposing feature in central Namibia where it is |  | | Report (issue) | | MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY NAMIBIA I 1990 Open File Report MRS 05 2 Abstract A...wide variety of semi-precious stones occur in Namibia, namely amazonite, the beryl varieties, chrysocolla...the most important semi-precious stones found in Namibia. The major deposits of these semi-precious stones...extensive deposit of amethyst occurs in quartz-calcite veins in rocks of the Swakop Group. Druses in volcanic...Pyrophyllite formed within the thermal aureole of the Brandberg Alkaline Complex and sodalite is a constituent |  | | Report (issue) | | SURVEY NAMIBIA 1990 Open File Report MRS 12 2 Abstract Niobium-tantalum mineralisation in Namibia occurs...by-products of Tin-mining operations in central Namibia (Uis, Nainais, De Rust). Prominent niobium-tantalum...pegmatites occur in the Tantalite Valley in southern Namibia and have been mined for a long time on a small...2.2.3.6 Kohero West pegmatites 2.2.3.7 Pistelwitz pegmatites 2.2.4 Sandamap - Erongo pegmatite belt 2...Damaran 4 2.2.4.5 Davib pegmatites 2.2 4.6 Davib West pegmatites 2.2.4.7 Pietershill pegmatites 2.2.4 |  | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...station Garub near Aus Nature conservation, Erongo 16 Welwitschia, Goboboseb Mountains 17 ....The EarlyGermanGeologistsand Entrepreneursin South West Africa The People- Mineralogists,Geologistsand Collectors...Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...Nauchas-Gamsberg-Hakos Area West and South of Rehoboth The Central and South-CentralDeposits Onganja Mine and Surrounding |  | | 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 |  | | Report (issue) | | amethyst, 10.5 cm tall Goboboseb Mountains, Erongo Region, Namibia Scott Rudolph collection, Jeff Scovil photo...Quartz variety amethyst, 3.5 cm tall Kakamunurle Mine, Kar0r, Tamil Nadu, India Bill Larson collection...Bottom: Quartz variety amethyst, 6.7 cm tall Wattika Mine, Murzinka, Sverdlovskaya Oblast', Russia Peter Lyckberg...important amethyst source emerged in the Auvergne region in south-central France, approximately corresponding...lapidary amethyst during that period. The first mine was opened at Valz-sous-Chateauneuf in the middle |  | | Catalog/List | | Fine Mineral Show at The Denver Marriott West 1717 Denver West Blvd. • Golden, CO 80401 (Ukrainian Institute...it collected when the Tsumeb Mine (as well as other mines of the region) were still in production in...1958 to 1973, including: Angola, Basutoland, South-West Africa, Swaziland, South Africa, Rhodesia, and Mozambique...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably...remote and desert-like "Sperrgebiet" area of the southern coast of Namibia, with its fabulous wealth of gem |  | | Book | | WINDHOEK ----------- MP mineral perspectives NAMIBIA This current report has been prepared by the Bureau...provide the latest available data and information on Namibia. Comments, revisions, and additional information...• 35.315 cubic feet • 0.0008107 acre-foot Haas Area l kilogru • 2.20462 pound& (avoirdupois) square... Thispublication hasbeencataloged asfollows: Namibia (Mineral pcrspecri vcs) Bibliography: p. 47-55...of Docs. no.: I 28.37/2: 1. Mineral indusrrics-Namibia. I. Coakley, George J. iI ! I l I I TN19 |  | | Journal (issue) | | Urgestein aus dem Erzgebirge • Neuigkeiten aus Namibia • Mineralien vom Morro da Mina, Brasilien • Museum...die USA erreicht hat... meint Ihr Rainer Bode Namibia - was gibt es Neues? 4 Ste.-Marie-aux-Mines -...Flach 68 Neue Mineralien 76 Neuigkeiten aus Namibia 80 ACHAT-MAGAZIN Buchtipp 87 Sammler-Großcabochons...Jahre die Geschichte der Stadt Freiberg und der Region beeinflusst: Um 1168 wurde die große Lagerstätte... Mineralien-Welt 4/ 2012 3 Kurz & Fündig Namibia - was gibt es Neues? - Zur aktuellen Situation |  | | Journal (issue) | | Secretary: Colin Brough 1 William Allen Lane LINDFIELD West Sussex RH16 2SA Peter Moore Royal Russell School...the last outing to Plumpton. A piece of Plumpton Calcite sits prominently on the shelf in my living room...maybe my wife has a hitherto undeclared love of calcite - or it matches the paint!). I'd brought the Mitsubishi...which is probably following a fault plane. The calcite we sought has formed along this fault plane amongst...did not take long before the first small bits of calcite had been found. In additition, several sponge fossils |  | | Book (volume) | | collecting; a Proustite is more important than a Calcite, a Herodsfoot Bournonite is somehow more significant...Ojuela Mine, Mapimi, Durango, 51 Aegirine Mt Malosa, Zomba Dist., Malawi, 60 Amethyst Brandberg West, Gobbobisberg...Gobbobisberg Mtns., Namibia, 31, 57 Margareta Mine, Amatitlan, Guerrero, Mexico, 20 Apatite (with Tourmaline)...Areas, Pakistan, 15 Golconda Mine, Minas Gerais, Brazil, 32 Panasqueira Mine, Beira Baixa, Portugal, 5,...Valley, Pakistan, 22 Azurite (on Malachite) Milpillas Mine, Sonora, Mexico, 64 Babingtonite Hongxi, Meigu, |  | Zhang, Ya-Hui, Zhou, Jia-Xi, Tan, Shu-Cheng, Li, Hui-Min, Hao, Shuang, Jiang, Yong-Guo, He, Xiao-Hu (2020) Genesis of the oxidized Sn ores in the Gejiu district, Yunnan Province, SW China. Ore Geology Reviews, 121. 103474 doi:10.1016/j.oregeorev.2020.103474 | Journal (article/letter/editorial) | | Sn ore district, one of the largest Sn producing area (300Mt @1 wt% Sn) in the world, is located in the...sphalerite and marmatite. Gangue minerals include calcite, dolomite, clay minerals and quartz (Zhang et al...Yangtze Block to the north and the Simao Block to the west (Fig. 1a, b). In the Gejiu ore district, the major...Granitic rocks are widely distributed in the Gejiu area and include alkali-feldspar granite, porphyritic...Tourmaline, garnet, diopside, K-feldspar, quartz, calcite, fluorite Skarnization, tourmalinization, chloritization |  | | Book | | papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has...Nova Scotia, Canada . 4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi.... . . . . . . . . . . . . . . 6.5.1 Navachab, Namibia. . . . . . . . . . . . . . . . . . . . . . . ....Cu Deposits of the Matchless Amphibolite Belt, Namibia . . . . . . . . . . . . . . . . . . . . . . . 7...Pb-Zn-Cu-Ag-V Deposits of the Otavi Mountain Land, Namibia . . . . . . . . . . . . . . . . . . . . . . . |  | Harris, Chris, le Roux, Petrus, Cochrane, Ryan, Martin, Laure, Duncan, Andrew R., Marsh, Julian S., le Roex, Anton P., Class, Cornelia (2015) The oxygen isotope composition of Karoo and Etendeka picrites: High δ18O mantle or crustal contamination?. Contributions to Mineralogy and Petrology, 170 (1) doi:10.1007/s00410-015-1164-1 | Journal (article/letter/editorial) | | basalt dykes from the ca 135 Ma Etendeka LIP of Namibia and Karoo-age picrite dykes from Dronning Maud...study are from three locations: the Tuli Syncline region of southern Zimbabwe and NE Botswana, Mwenezi (formerly...Zimbabwe (Cox et al. 1984), and the Ahlmannryggen region of western Dronning Maud Land that forms part of...The Tuli syncline is situated west of Mwenezi (Fig. 1) and comprises an area of volcanic outcrop of 240...(1991); a much larger number of dykes from this area were subsequently described by Riley et al. (2005) |  | | Journal (issue) | | Secretary: Colin Brough 1 William Allen Lane LINDFIELD West Sussex RH162SA Peter Moore Royal Russell School...over rough terrain in three 4 x 4 vehicles in Namibia in July. We slept above the ground on camp beds.................................. LANZAROTE TO NAMIBIA: Olivine to Shattuckite Plus our advert appeared...organised , one to Lanzarote the other to Namibia in south-west Africa. Lanzarote is well known to the British...world: Hungary, Romania, France, Russia, India, Namibia, Madagascar and China... not to mention specialists |  | | Book | | Hakos Mountains in the central Damara Orogen in Namibia; BEHR and HORN (1982) report crystals to 50 meter...Hakos-Bergen im zentralen Teil des Damara Orogens in Namibia beobachtet; sie erreichen einer Mitteilung von...negative Kristalle") aus der Emerald & Hiddenite Mine im Alexander County, North Carolina/USA. Aus der...negative crystals") from the Emerald & Hiddenite Mine, Alexander County, North Carolina/USA. From the...cm. 12 the Swiss Alps have been a classic focus area for quartz inclusions. STALDER et al. (1998) mention |  | | Journal (issue) | | Thirty-three, Number Four Articles Jeremejevite from Namibia . . . . . . . . . . . . . . . . . . . . . . . ...Johnston & E. R. Swoboda Sulfur from the Perticara mine area, Pesaro-Urbino, Italy . . . . . . . . . . . ....Pezzotta Famous mineral localities: The Lord Brassy mine, Tasmania . . . . . . . . . . . . . . . . . . .... John Sinkankas (1915–2002) at the Pala Properties Mine Bash, 1977. Van Pelt photo. NOTICE Died, John Sinkankas...prehnite-filled cavities were everywhere, along with calcite, apophyllite, and stilbite—all of which he found |  | | Report (issue) | | crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...surprise. In 1997, Gary and Mary Freeman began to mine the Orchard pit, a then insignificant pegmatite...village of Mandrosonoro, in an undeve loped area of central west Madagascar. I first heard rumors of the...reputation of the area had. For a while, nothing more of interest seemed to come out of the region until November...Madagascar to study some pegmatites in the Betafo region. Observing the exceptional tourmaline rough arriving |  | | Journal (issue) | | Pb-Sb oxy-chloro-sulfosalt from Buca della Vena mine * EUR. J. MINERALOGY 13(4), 08.01 651-652 Zinc-iron...Oolitter andre sandkorn 23-24 Mineraler i bushen (Namibia) 32-34 Kristiansenitt - et nytt mineral fra Tørdal...from the Batalha mine, Paraiba, Brazil 139-147 Stibnite from the Wuling Antimony Mine, Jiangxi Province...Strahlerei 30-34 Poldervartit aus der N'Chwaning II - mine, Kalahari, Südafrika 35-39 Tucson 2002 40- Neue...Kuhlenberg bei Silbach, Sauerland (D) 30-31 Schöne Calcite aus Becke-Oese im Sauerland 32-35 Huttonit- und |  | | Journal (article/letter/editorial) | | tectonic alkaline magmatism in Saudi Arabia and West Africa. For the remainder ol the Phanerozoic, folding...carhonatites with oversaturated magmatism such as in Namibia. Angola, and the East African rift system. Despite...Phanerozoic Cameron Niger Nigeria Sudan Saudi Arabia Namibia 1. Introduction Most of the African continent...Phanerozoic in Saudi Arabia (Drysdall et ul. 1986) and West Africa (Liegeois et al, this volume). Recent detailed...1986). Thus the most important feature of this region is the sequential development of granitic rock |  | Wei, Wenfeng, Hu, Ruizhong, Bi, Xianwu, Peng, Jiantang, Su, Wenchao, Song, Shengqiong, Shi, Shaohua (2012) Infrared microthermometric and stable isotopic study of fluid inclusions in wolframite at the Xihuashan tungsten deposit, Jiangxi province, China. Mineralium Deposita, 47 (6) 589-605 doi:10.1007/s00126-011-0377-0 | Journal (article/letter/editorial) | | Qinling-Dabie orogenic belt to the north, is bounded to the west by the Tibetan Plateau. The Cathaysian Block has...and location. In the northern part of the mining area, they dip steeply (75–85°) with an EW strike. However...carbonate stage is marked by the appearance of calcite and quartz with trace amounts of pyrite and chalcopyrite...pyrite, Cp chalcopyrite, Asp arsenopyrite, Cal calcite, Sph sphalerite, Gn galena 3.8 to 13.7 wt.% NaCl...Misantoni D (2009) A geochemical study of the Sweet Home Mine, Colorado Mineral Belt, USA: hydrothermal fluid |  | | Journal (article/letter/editorial) | | normal to 13 veins in many tungsten deposits in the area decrease with increasing depth, and the 14 time...2006). The 63 vein-type tungsten deposits in the region are located near the roof zone of buried alkali-...wolframite, quartz, 65 feldspar, muscovite, calcite, and tourmaline, and extend to depths of 1000 m...X-axis is in an orientation normal to the veins. The area covered by the model is 1.2 150 x 1.2 km and is...involved in the deposition of 359 tungsten in the region (cf. Stein and Cathles, 1997). 360 Disseminated |  | Zhang, Yongwang, Liu, Yan, Zhu, Xinxiang, Raschke, Markus B., Shen, Nengping (2021) Genesis of highly fractionated granite and associated W-Sn-Be mineralization in the Xuebaoding area, Sichuan Province, China. Ore Geology Reviews, 135. 104197pp. doi:10.1016/j.oregeorev.2021.104197 | Journal (article/letter/editorial) | | associated W-Sn-Be mineralization in the Xuebaoding area, Sichuan Province, China Yongwang Zhang a, b, *...contains beryl, cassiterite, scheelite, fluorite, calcite, and acicular tour maline. The veins have a center... and Zr (Table 5). A large number of apatite, calcite, fluorite, and tourmaline occur in the mineralized...the Ca for the formation of scheelite, fluorite, calcite, and apatite. The reaction between marble and ore-forming...hydrothermal gold deposits in the Kalgoorlie-Norseman region, western Australia. Econ. Geol. 94, 423–438. Gill |  | | Book | | magmatism of the eastern margin of the Atlantic (Namibia, Angola) or the western African kimberlites do...both parts, one and two. The second part discusses West-African magmatism associated with the early opening...of the processes operating in the mantle beneath West Africa is also illustrated in this second part and...Northeastern Africa .............................. 4.3 West Central Africa .............................. 5...Physical, Petrographic and Chemical Features of South West Ugandan Quaternary Volcanism ... 9.1 Physical.. |
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Brandberg West Mine, Brandberg Area, Dâures Constituency, Erongo Region, Namibia