 | 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...smectite), substantial amounts of hemimorphite and smithsonite, and subordinate amounts of scholzite, tarbuttite |  | 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) | | O-isotopic compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results...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...Zn-oxidised minerals (sauconite, smithsonite, hemimorphite, tarbuttite). Rosh Pinah is typical sediment-hosted...completely removed. The secondary minerals at Rosh Pinah are: smithsonite, hemimorphite, Cu-oxidised phases and |  | | 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 |  | 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...O-isotopic compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results...Museum, London, UK The Skorpion and Rosh Pinah Zn–(Pb) deposits in southern Namibia, approximately 40 km |  | | 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...O-isotopic compositions of smithsonite from Skorpion and Rosh Pinah Zn–(Pb) deposits (Namibia): preliminary results...Museum, London, UK The Skorpion and Rosh Pinah Zn–(Pb) deposits in southern Namibia, approximately 40 km |  | | 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 |  | 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) | | zinc metal was produced almost entirely from smithsonite-bearing “oxide” (nonsulfide) ores utilizing Wälz...centuries in metallurgical beneficiation of smithsonite ores containing 10 to 20 percent Zn and complex...sulfide-bearing deposits and are formed principally of smithsonite and/or hemimorphite. Three subtypes are recognized:...zinc-bearing minerals present are generally smithsonite, hemimorphite, hydrozincite, and sauconite (Fig...conditions typical in a weathering environment, smithsonite is the least soluble of these minerals (Takahashi |  | 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 |  | | 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) | | 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) | | Africa brucec@uj.ac.za Tarbuttite Skorpion Mine, Lüderitz District, Namibia T arbuttite, Zn2(PO4)(OH), is...note: the Kabwe mine in Zambia, the type locality, and the Skorpion mine in Namibia. Both of these mines...Hill Exploration Company that owned the Broken Hill mine, now named Kabwe, and who provided material used...the No. 1 Kopje (hill) deposit at the Broken Hill mine when a tunnel, driven into the hill, intersected...from the Skorpion mine, located 40 kilometers north of the Orange River in the Karas region, southern |  | 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...concentrations. The nonsulfides consists of smithsonite, hemimorphite, hydrozincite, chalcophanite, goethite...association consists of hydrozincite, hemimorphite, smithsonite, fraipontite, and Fe-(hydr)oxides, also containing...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 |  | | 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...economic importance in supergene deposits are smithsonite, hydrozincite, hemimorphite, MA sauconite (Zn-smectite)...stable isotope analyses of their carbonates (smithsonite-cerussite-calcite). The oxygen isotope variation |  | | 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...green smithsonite or tarbuttite. Skorpion Mine is expected to become the world's largest zinc mine, covering |  | | Journal (article/letter/editorial) | | constrain isotope fractionation factors for smithsonite, cerussite, and phosgenite, and to characterize...below 240 °C for cerussite and below 100 °C for smithsonite and phosgenite can be expressed as 1000lnαcerussite–water...Kelvin. The carbon isotope fractionation between smithsonite, phosgenite, hydrozincite and calcite is less...Keywords: Oxygen isotopes; Carbon isotopes; Smithsonite; Cerussite; Phosgenite; Nonsulfide Zn–Pb deposits...fractionation factors have recently been determined for smithsonite and cerussite between 25 and 72 °C and were shown |  | | | | with minor hemimorphite (Zn hydrosilicate) and smithsonite (Zn carbonate) predominate. Sauconite formed...comparable amounts as in the world-class Skorpion deposit (Namibia). Cerussite replaced galena and precipitated...as cement in the host rock. Hemimorphite and smithsonite mainly crystallized in late-forming veins. Unlike...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Andahuaylas-Yauri province in southern Peru (Cuzco region) covers an area of approximately 25,000 km2 and |  | | Journal (article/letter/editorial) | | with minor hemimorphite (Zn hydrosilicate) and smithsonite (Zn carbonate) predominate. Sauconite formed...comparable amounts as in the world-class Skorpion deposit (Namibia). Cerussite replaced galena and precipitated...as cement in the host rock. Hemimorphite and smithsonite mainly crystallized in late-forming veins. Unlike...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Andahuaylas-Yauri province in southern Peru (Cuzco region) covers an area of approximately 25,000 km2 and |  | Arfè, Giuseppe, Mondillo, Nicola, Balassone, Giuseppina, Boni, Maria, Cappelletti, Piergiulio, Di Palma, Tommaso (2017) Identification of Zn-Bearing Micas and Clays from the Cristal and Mina Grande Zinc Deposits (Bongará Province, Amazonas Region, Northern Peru) Minerals, 7 (11) 214 doi:10.3390/min7110214 | Journal (article/letter/editorial) | | Grande Zinc Deposits (Bongará Province, Amazonas Region, Northern Peru) Giuseppe Arfè *, Nicola Mondillo...mineral phases in the Zn-nonsulfide deposits are smithsonite, hydrozincite, hemimorphite, and sauconite, with...exception of the peculiar case of the Skorpion deposit in Namibia [4,5]. In fact, their presence is commonly...recovery have been done since the discovery of the Skorpion deposit, where the main nonsulfide mineral is...the solvent extraction technique was applied at Skorpion [13], coupled with several electrowinning and |  | | Journal (article/letter/editorial) | | potentially economic “zinc oxide” deposits (e.g., Skorpion, Namibia: Borg and Kärner, 2001, Borg et al., 2003;...The mineralogy (Table 1) consists mostly of smithsonite, hydrozincite, and hemimorphite; some exotic...Mineral Composition (approximate) Comments Smithsonite Hydrozincite Franklinite Gahnite Hemimorphite...fraipontite, other Zn clays, and hydrozincite) and smithsonite (Table 1). Examples of European Nonsulfide Zinc...Furthermore, there are additional nongeologic resources in mine dumps, flotation tailings, and smelter residues |  | | Journal (article/letter/editorial) | | consisting commonly of Zn and Pb carbonates (smithsonite, hydrozincite and cerussite) plus a range of...discovered in 1902, and the sulfides were mined until mine closure in 1994 (Kamona and Friedrich, 2007). During...its lifespan, Kabwe was the most significant Zn-Pb mine in Zambia, with production from the sulfide bodies...‘typical’ supergene mineral assemblage (e.g. smithsonite, cerussite, goethite). The aim of the present...Regional geology S90 The rocks underlying the Kabwe region are dominated by Neoproterozoic metasediments which |  | | Journal (article/letter/editorial) | | Zn-oxidized minerals, mainly represented by smithsonite, hydrozincite, hemimorphite, sauconite, and willemite...The best example is the world-class Skorpion mineralization (Namibia)—the largest supergene nonsulfide...Drillhole Sample depth from the Sample Hemimorphite Smithsonite Zn-smectite (Y)a (X)a elevation (m.s.l.) top...was recognized for the first time in the Uberroth Mine, near Friendensville, in the Saucon Valley of Pennsylvania...these deposits, sauconite is associated with smithsonite and hemimorphite, and is considered a product |  | | Journal (article/letter/editorial) | | nonsulfide mineral association consists mainly of smithsonite and hemimorphite replacing both primary ore minerals...been detected only in samples near the surface. Smithsonite occurs in zoned concretions with goethite, Mn...cavities. It also replaces both hemimorphite and smithsonite deposited during earlier stages. The age of the...developed by Anglo-American at the Skorpion zinc SXEW plant in Namibia. The increase in the Zn prices in...oxide projects. Those with metallurgy similar to Skorpion, where † Corresponding author: e-mail, boni@unina |  | Mondillo, Nicola, Boni, Maria, Balassone, Giuseppina, Forrester, Nigel, Putzolu, Francesco, Santoro, Licia (2020) Mineralogy and Genesis of the Kihabe Zn-Pb-V Prospect, Aha Hills, Northwest Botswana. Minerals, 10 (8) 685 doi:10.3390/min10080685 | Journal (article/letter/editorial) | | (Cu-Ag-Ge) prospect is located at the boundary between Namibia and Botswana (Aha Hills, Ngamiland District) in...baileychlore, and a second one consisting of supergene smithsonite, cerussite, hemimorphite, Pb-phosphates, arsenates...mineralization. The other nonsulfide minerals, smithsonite, cerussite, various Pb-phosphates and vanadates...nonsulfides; willemite; baileychlore; chlorite; smithsonite 1. Introduction Mineral exploration and mining...2020, 10, 685 2 of 26 Mountainland (OML) in Namibia is host to several base metal ore deposits [2] |
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Skorpion Mine, Rosh Pinah, Oranjemund Constituency, ǁKaras Region, Namibia