 | 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...premetamorphic and predeformation origin. In contrast, the Skorpion nonsulfide zinc deposit is of postmetamorphic |  | | 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) | | 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 |  | | Journal (article/letter/editorial) | | 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...Regional geology S90 The rocks underlying the Kabwe region are dominated by Neoproterozoic metasediments which...and relative positions of orebodies on the 850 ft mine level (∼260 m depth from the surface), underlying...three main massive sulfide orebodies in the Kabwe region referred to as No. 1, No. 3/4 and No. 5/6, all |  | | 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) | | Smithsonite slice and egg, 5.8 and 2.7 cm tall Masua Mine, Carbonia-lglesias, Sardinia, Italy Cal and Kerith...page Smithsonite, 9.2 cm wide 400 Foot Level, Kelly Mine, Magdalena District Socorro County, New Mexico Steve...Greece ion; Scovil photo ne xi repaired) umeb, Namibia ion; Fisher photo �exico; mithsoni Phila Bunks...1867. ·thsonian Smithsonite First Oxide Zone, Tsu Mine, Tsumeb, Nami 10cm tall Brent Lockhart coll Joe...of 10 centimeters! The crystal is from Tsumeb, Namibia, and is on display at the National Museum of Natural |  | | Book | | Mansfeld (Germany), Bisbee (Arizona), Tsumeb (Namibia) and Surra Burra (Australia). C Cu Colour: light...(Peru). Almaden Is the oldest and largest mercury mine In the world. Hg Colour: t in-white Lustre; opacity:...(Arizona, USA), Chuquicamata (Chile), Tsumeb (Namibia), Peru and Russia. Colour: black or lead grey...crystals come from Cornwall (England), Tsumeb (Namibia) and Butte (Montana, USA). Large quantities are...Boliden (Sweden), Pribram (Czech Republic), Tsumeb (Namibia) and Butte (Montana, USA). Colour: steel grey | | | Book | | Mansfeld (Germany), Bisbee (Arizona), Tsumeb (Namibia) and Surra Burra (Australia). C Cu Colour: light...(Peru). Almaden Is the oldest and largest mercury mine In the world. Hg Colour: t in-white Lustre; opacity:...(Arizona, USA), Chuquicamata (Chile), Tsumeb (Namibia), Peru and Russia. Colour: black or lead grey...crystals come from Cornwall (England), Tsumeb (Namibia) and Butte (Montana, USA). Large quantities are...Boliden (Sweden), Pribram (Czech Republic), Tsumeb (Namibia) and Butte (Montana, USA). Colour: steel grey |  | | Book (edition) | | (yellowish white), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // Anhedral electrum...(greenish grey), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // Anhedral electrum...(bluish grey shades), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // 8 Gold A ...sample - photo A), dolomite (dark grey); Harstigen Mine, Pajsberg, Filipstad, Värmland, Sweden [j]; Nic...dolomite (milky internal reflections); Harstigen Mine, Pajsberg, Filipstad, Värmland, Sweden [j]; Nic |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing |  | | Book (edition) | | Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...of cuprite (bluish grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co.,...internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL...argentite reaction rim (greenish grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL... Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia (sample: Melcher/Oberthür); PPL D Fine-grained |  | | Journal (article/letter/editorial) | | Prehnite Pretulite Priceite Priderite Proustite Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite...the Alpine region, and (3) Mid-Triassic to early Jurassic extension in the extra-Alpine region. Isotope...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...make a contribution to the cultural heritage of a region and may successfully be used in exploration (Mascaro...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting | | | Journal (article/letter/editorial) | | Prehnite Pretulite Priceite Priderite Proustite Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite...the Alpine region, and (3) Mid-Triassic to early Jurassic extension in the extra-Alpine region. Isotope...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...make a contribution to the cultural heritage of a region and may successfully be used in exploration (Mascaro...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting |  | | Book | | papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has...4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi Greisen System.... . . . . . . . . . . . . . . 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 . . . . . . . . . . . . . . . . . . . . . . . |  | | Book (edition) | | Australia Cover photo: Abandoned Open Pit Copper Mine, Casa Grande, Arizona, USA Courtesy of Jim Wark...122 References 126 Chapter 05 The Anatomy of a Mine 127 5.1 It All Begins in the Earth 129 5.2 Exploration–From...Project Impacts 344 10.7 Cultural Heritage Sites and Mine Development 353 10.8 The Special Nature of Community...and Social Impact Statement 446 15.2 Environmental Mine Audits 450 15.3 Sometimes Things Go Wrong 456 References...459 16.1 Changes in Landform 461 16.2 Mine Wastes 465 16.3 Mine Effluents, Acid Rock Drainage and Water |
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