 | | Journal (article/letter/editorial) | | MOORE 445 COMPARATIVE STUDY OF THE ONGANJA COPPER MINE, NAMIBIA: A LINK BETWEEN NEOPROTEROZOIC MESOTHERMAL...MESOTHERMAL CU(-AU) MINERALIZATION IN NAMIBIA AND ZAMBIA J.M. MOORE Geology Department, Rhodes University...Geological Society of South Africa ABSTRACT The Onganja copper deposit is hosted by quartz-biotite-plagioclase...Formation in the Southern Zone or Khomas trough of the Damara Orogen in Namibia. It comprises a sheeted-vein...supergene chalcocite-brochantite enrichment is related to the African erosion cycle. The Onganja copper |  | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...South-CentralDeposits Onganja Mine and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz... 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 |  | | 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unpublished.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 |  | | Book (volume) | | Ojuela Mine, Mapimi, Durango, 14 Ojuela Mine, Mapimi, Durango, 19 (Cuproadamite) Tsumeb Mine, Tsumeb...Tsumeb, Namibia, 21 Amethyst Crystal Park, Park Co., Montana, 42 La Sopressa Claim, Guerrero, Mexico, 11 (“Scepter”...Jalgaon, N. Maharashtra, India, 44 Aquamarine Pioniera Mine, Teofilo Otoni, Minas Gerais, Brazil, 15 Shigar...Tsumeb Mine, Tsumeb, Namibia, 48, 55 Beryl (see also Aquamarine, Morganite, Emerald) Calcite 884 Mine, near...inclusions on Copper) Onganja, Seeis, Windhoek District, Namibia, 61 Cassiterite Xuebaoding Mine, Pingwu Co., |  | | Report (issue) | | Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia) MINISTRY OF MINES...GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry...from the Geological Survey P.O. Box 2168, Windhoek, Namibia Price Local (+GST) Abroad (Post Free) R20... ______ ........ Abstract The type mineralogy of Namibia is reviewed. One hundred and thirty-nine (139)...Twenty-three (23) unnamed phases are also listed. Namibia ranks second to Zaire as the most productive African |  | | Journal (article/letter/editorial) | | the Misidentification of CM21474: Michigan vs. Namibia MARC WILSON DEBRA L. WILSON Section of Minerals...Champion No. 3 mine at Painsdale, Houghton County, Michigan. Note the Champion No. 4 mine shaft house in...believed to have originated from Onganja, the Khomas region, Namibia. Carnegie Museum of Natural History...Map of the Keweenaw Peninsula of Michigan showing mine sites in Keweenaw, Houghton, and Ontonagon counties...quartz crystal specimens from Onganja in the Khomas region of Namibia. However, although this consensus |  | Foster, R. P., Leahy, K., Hunns, S. R., Pelham, D. A., Lawrence, S. R., Harrison, A. E. (2001) Pan-African terranes: realizing the metal potential. Applied Earth Science, 110 (1) 15-23 doi:10.1179/aes.2001.110.1.15 | Journal (article/letter/editorial) | | Central African Copperbelt, and the Damaran Belt in Namibia, which hosts a considerable number of base-metal...rocks making up the Damara Orogen cover most of Namibia and consist of coastal and northeast-trending branches...of the Katangan Supergroup, which dominate the region, comprise a lower sequence of subaerial and shallow-marine...considerable evidence for thrust tectonics in the region, the previously accepted stratigraphic correlations...Mozambique Belt in Kenya and further south. Here the region comprises a complex sequence of accreted juvenile |  | | Journal (article/letter/editorial) | | Guanajuato (Mexico) and has become the richest silver mine in the world, in more recently Bou Azzer and Imiter...ceased vein. The San Juan production by the de Rayas mine in time of World War II. Guanajuato also In 1946...very city In Morocco, the of Oberschlema Bou Azzer mine, itself, which finally already very had to be relocated...and east of Schlema, 2014 Tucson show. The Imiter mine began its modern producing many quality specimens...pseudomorphs after beta-quartz compositional ranges of chalcocite and djurleite Beta-quartz-beta is a high temperature |  | | Report (issue) | | mineral in some meteorites. Association: Silver, chalcocite, bornite, cuprite, malachite, azurite, tenorite...deposits in Arizona including those at the New Cornelia mine, Ajo, Pima Co.; the Copper Queen and other mines...in the Chino mine at Santa Rita, Grant Co., New Mexico. In Namibia, at the Onganja mine, 60 km northeast...northeast of Windhoek, and at Tsumeb. In large crystals from the Turinsk copper mine, Bogoslovsk, Ural Mountains...North Rhine-Westphalia, and the Friedrichssegen mine, near Bad Ems, Rhineland-Palatinate. In fine specimens |  | | Journal (issue) | | cm, from Takovaya, Ural Mountains, Russia. (6) Chalcocite, 2.5 cm, from Cornwall, England. (7) Zircon,...the Unificada mine, Potosi, Bolivia. Top right: Benitoite, 2 cm, from the Benitoite Gem mine, California...N‘Chwaning I mine, Kuruman, South Africa. Bottom right: Mimetite, 2.7 cm, from the Tsumeb mine, Namibia. Back...Record: (1) Stephanite, Husky mine, Canada. (2) Wulfenite, Rowley mine, Arizona. (3) Diaspore twin, Pinarcik...Adelaide mine, Tasmania. (5) Andradite, Antetezambato, Madagascar. (6) Calcite, Mashamba West mine, Congo |  | | Journal (article/letter/editorial) | | 2016 Mashamba West Mine, Shaba, Democratic Republic of Congo, and Red Dome Mine, Queensland, Australia...near the water table, the secondary sulfides chalcocite and covellite. This is particularly well known...Pennsylvania; at Ducktown, Tennessee; and with chalcocite in the upper weathered portions of the now-defunct...formerly found in beautiful specimens” at the McGinn mine in Mecklenburg County and at several of the copper...Minor chalcotrichite is reported from the Clark mine, and octahedral cuprite crystals to 7 mm and cuprite-included |  | | Journal (issue) | | with Mimetite on Barite 5.1 cm, from the Rowley mine, Maricopa County, Arizona. Dick Morris collection;...explore literally thousands of mineral occurrences, mine dumps and abandoned mines in the public domain administered...Heintzelman (1805-1880) shipped ore specimens from his mine to be exhibited at the Cincinnati Merchant's Exchange...later when Edwin Over paid a visit to the Red Cloud mine and made one of history's most spectacular wulfenite...discovery at tbe Red Cloud mine, Ed Over moved on in 1939 to investigate tbe Hilltop mine in Cochise County. |  | | Book (edition) | | Left: Reflection colours of bornite (brown), chalcocite (blue), and pyrite (creme). 2 Reflectance... Hydrothermal Replacements (continued) Right: Chalcocite (bluish grey) irregularly replaces chalcopyrite...stellate forms redbrown strong, red Mineral Chalcocite Selenium, native yes Proustite Tiemannite... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...deposits, • meteorites not known Azurite, Bornite, Chalcocite, Cuprite, Domeykite, Fe-oxides, Jasper, Malachite |  | | Journal (issue) | | Rhodonite, 4.7 cm, from the 1700 level, Zinc Corporation mine, Broken Hill, New South Wales, Australia. Collection...collection, John Chapman photo. • 2.5 cm, Top Camp mine, Western Ausytralia. George Stacey collection, Jeff...Scovil photo. Middle row from left: • 2.3 cm, Kintore mine, Coolgardie, Western Australia. Aloe Family collection;...spent the rest of their lives there as miners and mine captains. Cornish tradition favored the collecting...build his mineral collection. His job at the Moonta mine was sampling ore for the company’s assay office |  | | Journal (article/letter/editorial) | | Figure 1. Senior mine personnel inspecting an ingress of water on 8 level, on 21 January 1924. F. W.... Image courtesy of the Tsumeb Museum, Tsumeb, Namibia. Tsumeb: The Legacy of Wilhelm Klein (1889–1939)...edu ERNST A. SCHNAITMANN PO Box 9561 Eros, Windhoek Namibia eschnaitmann@gmail.com Dr. Malcolm Southwood...Eckleben Hotel, in the town of Tsumeb, in northern Namibia (then known as South West Africa*; fig. 3). The...Herr Wilhelm Klein, a senior manager at the Tsumeb mine, and his subject was “Die Mineralien der Tsumeber |  | | Journal (article/letter/editorial) | | Smithsonite. (7 × 4 cm; D49972), Broken Hill Proprietary mine, Broken Hill, New South Wales. Prospect dolerite...Figure 6. Anglesite (5 × 3 cm; D49920), Proprietary mine, Broken Hill, New South Wales. Figure 7. Pyromorphite...(4.7 × 3 cm; D49966), 17 Level, Zinc Corporation mine, Broken Hill, New South Wales. specimens from these...10. Malachite (32 × 21 cm; D50673), Great Cobar mine, Cobar, New South Wales. pounds (Henley 1988)....thanks to contacts he made with both the miners and mine managers. However, it was in the Broken Hill pubs |  | | Journal (issue) | | Acanthite with silver, 2.6 cm, from the Uchucchacua mine, Peru; Allan Young collection and photo. Amethyst...collecting has flourished throughout the Northwest region in recent decades; a history of the mineral discoveries...the estate. Many early minerals collected in the region about Spokane, Washington, are represented in the...Alaska, ca. 1906. She organized her own company to mine the garnets, and may have distributed thousands...that men would be hired as laborers to work the mine and help develop it, but that no men would be involved |  | | Journal (article/letter/editorial) | | University Auburn, Alabama 36849-5305 COPPER RAY MINE, PINAL COUNTY, ARIZONA Downloaded by [University...pseudomorphs after cuprite, aragonite, azurite, calcite, chalcocite, chalcopyrite, chalcanthite, antlerite, and even...coppers.” It is frequently associated with silver, chalcocite, cuprite, malachite, azurite, tenorite, and a...shaft, arborescent groups from the Copper Queen mine, and even postmining growths on old timbers in the...include the New Cornelia pit, Pima County, and the Ray mine in Pinal County. Masses and sheets of crystalline |  | | Journal (issue) | | indhoek and about 30 km north o f the tow n of Seeis. T h e site is at an altitude o f 1800 m eters on...considered to be the northerly extension o f the Khomas H ighland. H ere a num ber o f small copper and...) ■»' 1 *% ^° \ O I > % si Y /N e /V © i X Farm boundaries / ■ * Rivers X o1 I i Otjizonjati...,6 $ Copper prospect . r-f e *— ^ Abandoned mine t i jf :ia 10 ..A Xi / — r" ' CO tO ' i %...hom eland in the north to m ine the cuprite and chalcocite that cropped o u t on the surface (Miller, 1980) |  | | Book | | SIERRA LEONA AMIBIA 0 WINDHOEK ----------- MP mineral perspectives NAMIBIA This current report has...provide the latest available data and information on Namibia. Comments, revisions, and additional information... 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...••••..••••••.•.••••.••• Rights of landowners and mine owners•••••••••••••••••••••••••••••••••••••• Special |  | | Journal (issue) | | Pyromorphite from the Bunker Hill mine, Idaho; Wulfenite from the Red Cloud mine, Arizona; Calcite and Fluorite...Fluorite from the Elmwood mine, Tennessee; Aquamarine from Pakistan; Wire Silver from Kongsberg, Norway;...in Calcite from the Tsumeb mine, Namibia; Novacekite from the Brumado mine, Brazil; Elbaite from Nuristan...from Mogok, Burma; and Emerald from the Coscuez mine, Colombia. OUTSIDE BACK COVER: Beryl crystals: heliodor...aquamarine (right), 5.1 inches, from the Pioniera mine, Minas Gerais, Brazil; Freilich Collection. ♦ 4 |  | | Book | | (Pty) Ltd Publisher: Pippa Parker Managing editor: Helen de Villiers Editor and indexer: Tina Mössmer Project...Republic, 6 cm). Figure 1.2 Halite crystals (Namibia, 5.8 cm). 6 section devoted to the display of...(field of view 8 cm). Figure 1.3 An opencast iron ore mine (Postmasburg, South Africa). 7 microscopes, or...78 Pt 82 Pb 81 Tl 84 Po 83 Bi 85 At 86 Rn 235 198 169 144 134 130 128 126 127 130 134 149 148 147...in groups 8–12, show marked deviation. In this region of the Periodic Table, electronegativity increases |  | | Book | | 248: Quartz (amethyst variety), Erongo Mountains, Namibia * 5 x 6 x 3 cm Page 251: Calcite, Irai, Rio Grande...Nesosilicates Wace = J... saree ene ale eee 235 Chapter 6 Phosphates, Arsenates & Vanadates ....hundred kilometers. Most of them orbit the Sun in a region called the asteroid belt, which is between the...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26 x 16 cm 22... Massive sodalite, Namibia * 20 x 18 x 14 cm Bladed stibnite, Ichinokawa Mine, Saijo, Shikoku, Japan |  | | Catalog/List | | 4. 5. 6. 7. E:. 9. 10. 11. 12. Camp Bird mine, Ouray Co., Colorado Choice rich brassy-golden 5x5...sulfide vein section. 2xl-3/4xl/2" $85.00 Idarado mine, Ouray Co., Colorado Choice golden thin polished...~n. Weight: 39 g. 2x3-3/4xl/8" $ 150.00 Caribou mine, Ouray Co., Colorado Superb rich orassy-golåen fine...211 g. 3-1/4x2··1/4xl-1/2" $ 350.00 Golden Crown mine, Hunboldt Co., Nevada Select bright golden elongated...62 g. l-l/2xl-3/4xl-1/4'' $ 50.00 Bestand Belcher mine, Virginia City, Nevada Thin golden 1 mmveins and |  | | Journal (article/letter/editorial) | | specimens found there in the ore cars and in the mine itself. Even today Sr. Folch’s collection is, by... West Cumberland iron field, North and Western Region (Cumberland), Cumbria, England. Figure 5 (above)...8. Samsonite, main crystal 1.1 × 0.3 cm, Samson mine, Saint Andreasberg, Saint Andreasberg district,...Touissit district, Oujda-Angad Province, Oriental Region, Morocco. specimens. Apart from the criteria of...(top). Phosgenite, 8.0 × 7.5 × 5.3 cm, Monteponi mine, Iglesias, Carbonia-Iglesias Province, Sardinia |
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