 | Borg, G., Karner, K., Buxton, M., Armstrong, R., Merwe, S. W. v. d. (2003) Geology of the Skorpion Supergene Zinc Deposit, Southern Namibia. Economic Geology, 98 (4) 749-771 doi:10.2113/gsecongeo.98.4.749 | Journal (article/letter/editorial) | | 749–771 Geology of the Skorpion Supergene Zinc Deposit, Southern Namibia GREGOR BORG,† KATRIN KÄRNER...South Africa Abstract The Skorpion zinc deposit in southwestern Namibia comprises a significant nonsulfide...age of 751.9 ± 5.5 Ma. The basin that hosts the Skorpion deposit has been shaped by horst and (half-)graben...style of the region is the result of intense faulting, folding, and thrusting. The Skorpion orebody is...supergene mineralized host rocks includes removal of calcite cement and the breakdown of detrital albite-rich |  | | Journal (article/letter/editorial) | | carbonate beds in the Neoproterozoic Rosh Pinah Formation, Namibia: Implications on depositional setting...altered carbonate rocks are an important host to Rosh Pinah-type base metal sulphide mineralisation in the...the PanAfrican Gariep Belt in southern Namibia. In order to elucidate the genesis and environment of formation...other being in a more distal position at the Rosh Pinah mine, revealed a primary sedimentary origin for...for the Rosh Pinah Formation. Introduction Two major base metal ore deposits, the Rosh Pinah ZnPb sulphide |  | Arfé, G., Balassone, G., Boni, M., Joachimski, M., Mondillo, N. (2016) New C- and O-isotopic compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results. Applied Earth Science, 125 (2) 74-75 doi:10.1080/03717453.2016.1166606 | Journal (article/letter/editorial) | | compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results G. Arfé1...Museum, London, UK The Skorpion and Rosh Pinah Zn–(Pb) deposits in southern Namibia, approximately 40 km...another (Alchin and Moore 2005; Borg et al. 2003). Skorpion is the largest Zn nonsulphide mineralisation discovered...(sauconite, smithsonite, hemimorphite, tarbuttite). Rosh Pinah is typical sediment-hosted Zn massive sulphide...completely removed. The secondary minerals at Rosh Pinah are: smithsonite, hemimorphite, Cu-oxidised phases |  | | Journal (article/letter/editorial) | | Pan-African, Neoproterozoic Rosh Pinah Zn-Pb deposit, southwestern Namibia D.J. Alchin Kumba Resources...Grahamstown, South Africa e-mail: J.Moore@ru.ac.za “Rosh Pinah” – The stone which the builders refused has become...genesis of the Neoproterozoic Rosh Pinah Zn-Pb deposit in southwestern Namibia. During continental rifting...rifting at ~740 Ma, an intracratonic rift (Rosh Pinah Graben) became detached from the main Gariep depository...fluid populations – a pre-orogenic, riftrelated Rosh Pinah ore-forming fluid dominated by MgCl2- and CaCl2-rich |  | | Journal (article/letter/editorial) | | Kingston"] at 08:22 13 August 2013 Rosh Pinah LEAD-ZINC MINE Figure 1 (above). Transparent yellow...the Rosh Pinah mine (foreground) with the village in the background. Gisela Hinder photo. Namibia 398...at 08:22 13 August 2013 he Rosh Pinah mine is located in southern Namibia, 20 kilometers north of the...and the farms Namuskluft 88 and Spitzkop III. The mine is somewhat isolated, and in order to get to it...need to be spent driving the roads in southern Namibia. The main access road branches off from the tarred |  | | Journal (article/letter/editorial) | | around the Rosh Pinah massive sulphide deposit in the external Pan-African Gariep Belt, Namibia H. E. Frimmel...Pan-African Gariep Belt, with emphasis on the Rosh Pinah Zn-Pb sulphide deposit, demonstrated that the...pre-Gariep basement near the volcano-sedimentary Rosh Pinah Formation. These are explained by derivation...Very rare pre-orogenic fluids discovered in Rosh Pinah mine samples display markedly different composition...host rock. The good preservation of the syn-rift Rosh Pinah ore bodies during the Gariep orogeny is explained |  | | Journal (article/letter/editorial) | | 19 Stratigraphic setting of the metalliferous Rosh Pinah Formation and the Spitzkop and Koivib Suites...Suites in the Pan-African Gariep Belt, southwestern Namibia D.J. Alchin Kumba Resources, P O Box 1224, Postmasburg...proposed for the Neoproterozoic Rosh Pinah Formation in southwestern Namibia. The formation forms part of...major economic base metal deposits at Rosh Pinah and Skorpion. It is characterised by the presence of...failed intracratonic rift graben in the east (Rosh Pinah Graben) that was separated by a basement horst |  | | Journal (article/letter/editorial) | | ineral N ames Skorpionite Skorpion Mine Lüderitz District Karas Region Namibia BRUCE CAIRNCROSS S Department...skorpionite scattered on a green tarbuttite matrix, Skorpion Zinc mine; field of view 1.6 cm. Bruce Cairncross specimen...the Skorpion mine 562 ROCKS & MINERALS Figure 2. View of the mining operation at the Skorpion Zinc...Zinc mine ca. 2012. Joanna Wicht photo. Figure 3. Location of the Skorpion Zinc mine in southern Namibia;...cleavage. The mineral is named after the Skorpion Zinc mine where it was discovered, and that is the |  | | Journal (article/letter/editorial) | | and 558 pages later, ending with the Van der Plas mine. There is more, however, in the form of a chapter...10 percent of the photographs used in the first Namibia book are repeated here, so most are new. Many of...map showing its location in Namibia. Furthermore, unlike the first Namibia book that had multiple reference...reference lists after each region, there is one composite reference list at the end of the book making it...pages), 3 photos; Aris (23 pages), 33 photos; Rosh Pinah (10 pages), 18 photos; Tsumeb (158 pages), 265 |  | | Journal (issue) | | Mineralien • Weltklasse-Mineralien von der Skorpion-Mine in Namibia • Titanite von der Wageralm, Pinzgau Perimorphosen...Ausstellungen & Events 2 Leserbriefe 2 Geocenter in Rosh Pinah 8 Straßburger Museum zeigt deutsche Mineralienschätze... Marokko - Tee und Mineralien ... 42 Die Skorpion-Mine. WeltklasseMineralien aus der Wüste Namibias...120 ACHAT-MAGAZIN Buchtipp 125 Die Lucky-Strike-Mine in Orgeon , ein Glückstreffer seit 1952 126 Impressum...findet.Auch die Artikel über die Fälschungen aus Namibia und das Portrait über Kaspar Fahner waren sehr |  | | Catalog/List | | 4 TINZENITE rich, orange mass on quartz Cassagna Mine, Liguria Italy 2 x 2.5cm £7 7 "MOHAWKITE" a burnjshed...surface . good coverage about 1.5mm thick Cassagna Mine, Ne ,Graveglia Valley, Liguria Italy, I collected...crystals over most of the surface Sefrou, Fes-meknes region Morocco £25 26 BANALSITE brown massive with some...some reddish hematite areas 6x3.5x2cm Benallt Mine , Rhiw, Llyen North Wales £20 28 OLIVINE "bomb" green...remarkably solid piece for this species Erongo region Namibia 6x5 £25 37 P AL YGORSKITE very light weight |  | | Book | | Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...s Onganja Mine and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits...__ Republic of Namibia The President State House W°Ntdhoek FOREWORD Namibia is endowed with an...from near and far. Fine mineral specimen from Namibia are displayed in all the famous natural science |  | Hitzman, M. W., Reynolds, N. A., Sangster, D. F., Allen, C. R., Carman, C. E. (2003) Classification, Genesis, and Exploration Guides for Nonsulfide Zinc Deposits. Economic Geology, 98 (4) 685-714 doi:10.2113/gsecongeo.98.4.685 | Journal (article/letter/editorial) | | Star Zn, Zambia; 28 = Skorpion, Namibia; 29 = Berg Aukas and Abendab, Namibia; 30 = Padaeng (Mae Sot)... In extremely arid climates, such as those in Namibia (Tsumeb deposit: Lombaard et al., 1986; Hughes...grades that can be cited Namibia Poland Silesian Crakow district Skorpion Spain Reocin Kazakhstan...dolostone by smithsonite with minor hematite. Tucson mine, Leadville district, Colorado, United States. b...Massive smithsonite replacing limestone. Wolftone mine, Colorado, United States. c. Coarsely crystalline |  | Krause, Werner, Effenberger, Herta, Bernhardt, Heinz-Jürgen, Medenbach, Olaf (2008) Skorpionite, Ca3Zn2(PO4)2CO3(OH)2H2O, a new mineral from Namibia: description and crystal structure. European Journal of Mineralogy, 20 (2) 271-280 doi:10.1127/0935-1221/2008/0020-1789 | Journal (article/letter/editorial) | | Ca3Zn2 (PO4 )2 CO3 (OH)2 ·H2 O, a new mineral from Namibia: description and crystal structure Werner KRAUSE1...secondary mineral from the Skorpion zinc deposit in south-western Namibia. Associated minerals are tarbuttite...bonds. Key-words: skorpionite, new mineral, Skorpion mine, Namibia, microprobe analysis, crystal structure...investigation of specimens from the Skorpion zinc mine in Namibia a few samples with colourless needle-like...catalogue number IMA 2005-010. Occurrence The Skorpion zinc mine (27◦ 49’ S, 16◦ 36’ E, elevation 660 m) is |  | | Journal (article/letter/editorial) | | Subterrane of the Marmora Terrane in the Gariep Belt, Namibia/South Africa shows that these rocks are compositionally...Uruguay), the Marmora Terrane (western Gariep Belt, Namibia) and the Malmesbury Terrane (western Saldania Belt...Uruguay and the Marmora Terrane in southwestern Namibia and South Africa are related to each other and...27°S Namibia RSA Chameis Bay Phanerozoic cover Rosh Pinah 28°S GBT 29°S O R. Oranjemund Subterrane...metabasic rocks of the bimodal, rift-related Rosh Pinah Formation that was dated at 752 ± 6 Ma (Borg |  | | Catalog/List | | rich black pitch like mass in blue Chrysocolla Star Mine, L_u/lwmbashi South Katanga C;fi/40 small 2x2 £25...5mm crystal growing on a slightly larger one on calcite, no location details 1 xI £8 7. JOHACHIDOLITE orange...tabular twinned crystal about 8 mm size ( Telino Mine, Linopolis, Minas Gerais Brazil) £40 Na Be PO4 11...( small hollow tubes or epimorphs) Toca da Onca Mine, Virgem da lapa, Minas Gerais Brazil £35 12. HOLMQUISTlTE...micro crystals on l xl .5 inch matrix Schoeller Mine Kladno. Czech Republic . a 15. KTENASITE blue |  | | Journal (article/letter/editorial) | | mineralization in the Otavi Mountain Land, Northern Namibia—a review and regional interpretation A.F. Kamona...Günzel b a b University of Namibia, Private Bag 13301, Windhoek, Namibia Ongopolo Mining Ltd., Main Street...Street, P.O. Box 40, Tsumeb, Namibia Received 16 May 2004; accepted 10 April 2006 Available online 4...Neoproterozoic Damara mobile belt in northern Namibia (Fig. 1). The northern part of the metallogenic...of the Tsumeb Subgroup is the same in northern Namibia (Table 1). However, the Mulden Group in the OML |  | | Journal (article/letter/editorial) | | gemmy, intense purple apatites from this pegmatite mine have made Pulsifer the premier locality for fluorapatite...of orthoclase, the pericline variety of albite, calcite, epidote, muscovite, quartz, titanite, chabazite...Lake Boga, Swan Hill Rural City, Victoria Aberfoyle mine, Rossarden district, Tasmania Complex metamorphosed...Rio Grande do Norte and Paraíba: e.g., Sapo mine, Ferruginha; Golconda district, Governador Valadares;...prospect (Aldeia do Eme mine), Aldeia; Medina, Jequitinhonha Valley; Alto da Cabeca mine, Parelhas Morro |  | | Journal (article/letter/editorial) | | rocks of the c. 750 Ma Rosh Pinah Formation in the Gariep Belt in southwestern Namibia, a post-glacial carbonate...carbonates from the Otavi platform in northern Namibia, which include both an older post-glacial carbonate...Cryogenian carbonates in the Gariep Belt The Rosh Pinah Formation forms part of the Hilda Subgroup in...Gariep Belt, the Port Nolloth Zone, in southwestern Namibia and western South Africa (Fig. 3). This part of...fall during which an eastern failed graben, the Rosh Pinah Graben, became separated from a western half-graben |  | | Book | | systematically present the geology of each country, region and continent on Earth. Each book aims to provide...counterpart of the Oranjemund Group (Gariep Belt) cropping out in the western borders of Namibia and South Africa...concerning the tectonic and geodynamic evolution of this region during the Precambrian. Major tectonometamorphic...tectonostratigraphic domains and structures of the region are presented, together with implications for the... They emphasize the enormous potential of this region in terms of base (Cu, Pb, Zn, Co, Ni), precious |  | | Journal (issue) | | prism. The border area between South Africa and Namibia had produced excellent, large, green fluorite crystals...Pella. Additional rutile from Khomas Hochland in Namibia was available at Mineralientage 2005 - these first...across.JurgenTron specimen. The Erongo Complex (Namibia) continues to produce excellent specimens. A rough...'skorpionite' from the new Skorpion Mine near Rosh Pinah in Southwest Namibia were offered at the show...smithsonite or tarbuttite. Skorpion Mine is expected to become the world's largest zinc mine, covering 15% of our |  | | Journal (article/letter/editorial) | | still work? 6. Examples of “Others” 32 6.1 Skorpion – Everybody’s dream 32 6.2. Deposits in South-Eastern...Accha – real calamine? 6.2.2. Yanque – a “small Skorpion”? 34 35 37 7. Nonsulfide Deposits of Other Metals:...version: vanadates in the Otavi Mountainland (Namibia) 42 8. Discussion and conclusions 43 Acknowledgements...analyses of their carbonates (smithsonite-cerussite-calcite). The oxygen isotope variation of the individual...deposits like the famous, silicate-hosted Skorpion (Namibia) are mineralogically challenging, but their |  | | Journal (article/letter/editorial) | | between smithsonite, phosgenite, hydrozincite and calcite is less than about 2‰, while cerussites are strongly...were shown to be different from the values for calcite (Gilg et al., 2003b): 1000lnαphos CO2–smithsonite...CO2–cerussite ¼ 5:13 þ 4:79 105 =T 2 ð2Þ 1000lnαphos CO2–calcite ¼ 3:95 þ 5:53 105 =T 2 ð3Þ with T in Kelvin....the values of cerussite for phosgenite and of calcite for fast-reacting aragonite and hydrozincite (O'Neil...carbonate and water for smithsonite, cerussite and calcite are shown in Fig. 1. Golyshev et al. (1981) calculated |  | | 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) | | Marinoan glaciation of Australia, Laurentia, northern Namibia and South China (e.g., Hoffmann et al., 2004; Condon...correlative of the lower to middle Nama Group in Namibia and represents the fill of a southern sub-basin...significantly exceed 400 °C as determined from calcite–dolomite solvus geothermometry (Gresse, 1992)....decimetre-thick, are composed of partially recrystallised calcite, whose original orientation was subvertical to...“intrusion” of a dark grey matrix that consists now of calcite. Also in the upper part of the limestone succession |
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