 | 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...sulfide minerals comprise pyrite, pyrrhotite, sphalerite, minor chalcopyrite, and galena as well as secondary |  | | 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...deep rift. Mineralisation consists mainly of sphalerite, pyrite, galena and chalcopyrite within mudstone |  | | Journal (article/letter/editorial) | | zinc-lead deposits in Neoproterozoic units of Namibia: Lead isotopic and geochemical evidence Received:...Zn-Pb sulphide deposit at Rosh Pinah and the oxidised Zn deposit at Skorpion in the Pan-African Gariep...southwestern Namibia, as well as that of galena from minor occurrences in the wider Rosh Pinah ore province...rock to the Rosh Pinah deposit and its stratigraphic equivalents. The pre-orogenic Rosh Pinah deposit and...and the inferred progenitor for the secondary Skorpion deposits have very similar Pb isotopic compositions |  | | 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) | | 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) | | 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 |  | | 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) | | 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 |  | Arfè, G., Boni, M., Mondillo, N., Aiello, R., Balassone, G., Arseneau, V. (2016) Mineralogy of the supergene alteration in the Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile. Applied Earth Science, 125 (2) 74 doi:10.1080/03717453.2016.1166605 | Journal (article/letter/editorial) | | blankets of porphyry Cu deposits in the Atacama region. The Chilean Palaeocene-Eocene metallogenic belt...Faride epithermal silver–gold deposit, Antofagasta region, Chile, Economic Geology, 86, 1222– 1237. Warren...Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile G. Arfè∗ 1, M. Boni1, N. Mondillo1,2, R...compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results G. Arfé1...sulphides including galena, pyrite, chalcopyrite, sphalerite and bornite. The hypogene mineralisation is deeply |  | | Journal (article/letter/editorial) | | is pyrite and arsenopyrite with lesser galena, sphalerite and pyrrhotite. Minor phases of bismuthides and...blankets of porphyry Cu deposits in the Atacama region. The Chilean Palaeocene-Eocene metallogenic belt...Faride epithermal silver–gold deposit, Antofagasta region, Chile, Economic Geology, 86, 1222– 1237. Warren...Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile G. Arfè∗ 1, M. Boni1, N. Mondillo1,2, R...compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results G. Arfé1 |  | | 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 |  | 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) | | fluids derived from the oxidative destruction of sphalerite-bearing sulfide bodies. Formation of these deposits...bodies contain willemite and variable amounts of sphalerite, are hematitic, and are generally associated...flotation process and the ability to smelt and refine sphalerite concentrates, the vast majority of zinc production...silicates and oxides, and they commonly contain minor sphalerite. These deposits represent a newly recognized...consisting of veins and irregular pipes of willemite-(sphalerite-hematite-manganese–rich minerals) and stratiform |  | | 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 |  | | Journal (article/letter/editorial) | | sediment-hosted Rosh Pinah Zn-Pb-Ag deposit in the Pan African Gariep Belt, southwestern Namibia Abraham Rozendaal...ABSTRACT Limitations on the life-of-mine of the sediment-hosted Rosh Pinah deposit urged exploration for extensions...from detailed lithogeochemical traverses on the C Mine and Eastern Orefield, coupled with mineralogical...of a large (n > 400) multielement data set of the mine area, showed that the extent of wall rock alteration...Indices devised for the various lithologies of the Rosh Pinah deposit, such as the Barium Alteration Index |  | 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) | | 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 |  | | Catalog/List | | rich black pitch like mass in blue Chrysocolla Star Mine, L_u/lwmbashi South Katanga C;fi/40 small 2x2 £25...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...blue micros and coatings on l xl inch Glomrudkollen Mine, Modum Norway l xl £12 16. CORNETITE rich coverage |  | | Journal (article/letter/editorial) | | Morro Agudo, in the Vazante Group; (2) Windhoek, Namibia (2002), at the 11th Quadrennial IAGOD Symposium...Geocongress, with the Otavi Mountain Land of northern Namibia as the main focus; (3) Lubumbashi, D.R. Congo (2003)...the Geoscience Africa symposium; (5) Windhoek, Namibia and South Africa (2005), in the Gariep-Matchless...glaciogenic diamicites and cap carbonates in Brazil, Namibia and Congo– Zambia, which represent an important...Bambui, Vazante (Brazil), Nosib, Otavi, Mulden (Namibia) and Roan, Nguba, Kundelungu (D.R.Congo) are equivalent |  | Balassone, Giuseppina, Scognamiglio, Valentina, Nieto, Fernando, Mondillo, Nicola, Boni, Maria, Cappelletti, Piergiulio, Arfè, Giuseppe (2020) The nature of Zn-phyllosilicates in the nonsulfide Mina Grande and Cristal zinc deposits (Bongará District, Northern Peru): The TEM-HRTEM and AEM perspective. American Mineralogist, 105 (8). 1223-1241 doi:10.2138/am-2020-7140 | Journal (article/letter/editorial) | | which occur in the Bongará district (Amazonas region, northern Peru). The Cristal and Mina Grande orebodies...The Cristal deposit consists of both sulfide (sphalerite with minor pyrite and galena) and nonsulfide...economic minerals as in the world-famous Skorpion deposit in Namibia (Borg et al. 2003; Emselle et al. 2005;...Zn-phyllosilicates from Accha and Yanque (Peru) and Skorpion (Namibia), respectively, by means of transmission electron...characterized the Zn-bearing smectites from the Silver Coin Mine (U.S.A.). Buatier et al. (2016) and Choulet et al |  | | 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 (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...deposits like the famous, silicate-hosted Skorpion (Namibia) are mineralogically challenging, but their...development or advanced exploitation stage include Skorpion (Namibia), Lan Ping (China), Angouran and Mehdiabad |  | | 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 |  | | 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 |  | | | | mineralization consisted of galena, pyrite, and sphalerite, associated with a strong muscovite/illite hydrothermal...comparable amounts as in the world-class Skorpion deposit (Namibia). Cerussite replaced galena and precipitated...dissolution of primary sphalerite hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution...Andahuaylas-Yauri province in southern Peru (Cuzco region) covers an area of approximately 25,000 km2 and...(Carlier et al., 1996; Chávez et al., 1996). The region is characterized by a rugged, mountainous topography |
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