 | | Journal (article/letter/editorial) | | mineralization in the Otavi Mountain Land, Northern Namibiaâa review and regional interpretation A.F. Kamona...GĂŒnzel 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...rocks host the relatively young stratiform Cuâ(Ag) Tschudi resource, which is comparable to Copperbelt-type...Neoproterozoic Damara mobile belt in northern Namibia (Fig. 1). The northern part of the metallogenic |  | | 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 |  | | 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 |  | | 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unpublished.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) | | mining technology of an important metal-producing region, the Andes, to a broad audience of geologists,...Dios) and sub-glacial deposits in the mountainous region near La Rinconada (Puno) continue to provide a...is described. Spanish economic interest in this region was inflamed by the exceptional volume and ease...the most well-known geographic features of the region, based on Quechua and Aymara translations, is given...explanation of the origin and abundance of gold in the region. Chapter 7 (Metallurgy) details the minerals and |  | | Journal (article/letter/editorial) | | Cardiff CF102HH, Wales 2 Geological Survey of Namibia, Windhoek Abstract: The Tsumeb polymetallic carbonate-hosted...carbonate-hosted replacement deposit in northern Namibia, although now closed, is a world-renowned deposit...through the deposit and during operations into the mine workings, even during early mining, often with different...collections housed in the Geological Survey of Namibia include specimens collected by Hans Schneiderhöhn...museum houses the specimen collection of the last mine manager at Tsumeb, Tony De Beer that comprises excellent |  | | Journal (article/letter/editorial) | | Osborne mine, IOCG-style CuâAu deposit in Queensland, Australia. The history of the Osborne mine discovery...open cut kaolin mine in the south, and a currentlyoperating small-scale copper mine in the north. The...operated mines such as Kombat mine, Tschudi mine and Tsumeb mine. Kombat mine was closed in 2008 and whose...12.5 Mt at 2.46% Cu, 1.6% Pb and 18 g/t Ag. Tschudi mine, whose open pit mining started in 2014 with...deposit within the basal arenite of Tschudi Formation (Figure 8). Tsumeb mine, which had been mined from 1897 |  | | Journal (article/letter/editorial) | | MINER.GES. 148 (2003) THE OTAVI MOUNTAIN LAND IN NAMIBIA: TSUMEB, GERMANIUM AND SNOWBALL EARTH by Frank...carbonate successions in the Otavi Mountain Land, Namibia, host a large number of polymetallic (Cu-Pb-Zn)...structure. Massive Cu ore at the Khusib Springs mine is composed of tennantite, enargite, galena and...jungproterozoischen Karbonatabfolgen des Otavi Berglandes (Namibia) sind zahlreiche polymetallische (Cu-Pb-Zn) Sulfidvorkommen...this is more than the name of a small town in Namibia and a polymetallic copper deposit: Tsumeb is renown |  | | Journal (issue) | | d'Ossola, Italy; Lyangara, Uzbekistan; and the Emma Mine, Little Cottonwood District, Salt Lake Co., Utah...Located on the east rim of Magnet Cove, the Christy Mine, fonnerly known as the Christy brookite locality...zone during exploration drilling at the Brewer Gold Mine in South Carolina in the early I990s. Those crystals...Developments al the William Wisc Mine 13-4: 1.8.9 Erich Grunclcl Collecting at the ZCA Mine. West Pierrepont, New...Symposium 13-1:6.7 Mike Hedtke Minerals from the Diamond Mine. Taconite. Minnesota 13-7: 1.4,5 Laurence Huestis |  | | Journal (article/letter/editorial) | | the solar decomposition process of synthetic chalcopyrite (CuFeS2). The only assumption made was that...Table 5 and Fig. 3) for the decomposition of chalcopyrite (CuFeS2) into copper, iron sulphide and sulphur...Individual steps of solar decomposition of synthetic chalcopyrite and associated enthalpy changes Process Temperature...facility to affect decomposition of synthetic chalcopyrite and associated costs Case 1a 1b 1c 2a 2b...Composite curves for decomposition of synthetic chalcopyrite according to equation (5) areas correspond |  | | Book | | 333 7 e-PDF: 978 1 77584 334 4 Front cover: Chalcopyrite Back cover (clockwise from top left): Quartz...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...in groups 8â12, show marked deviation. In this region of the Periodic Table, electronegativity increases...bonded substances, the electrons are confined to the region between the nuclei of the bonded atoms and they |  | | Book | | who is to start an exploration venture in some region, how should he know if he is to study a monograph...satisfactory if the basins of various origins in a region share some common heritage, but to throw all heterogeneous...of Foreland Basins of the Alpine-Mediterranean Region. The pull-apart and back-arc basins on the shores...of the Sedimentary Basins of the Circum-Pacific Region. There are, of course, other sedimentary basins...National Petroleum Corporation of Namibia Private Bag 13196 Windhoek, Namibia A.S. EL HAWAT4 Department of |  | | Book | | should be of specimens from localities within the region of that museum, or at least from the country concerned...acquisitions, pseudomorphs, and minerals from Tsumeb, Namibia. On the whole, the lighting and labelling are good...Tsumeb, Namibia Grube Wolf, Herdorf, FRG Alston Moor, Cumberland, GB Tsumeb, Namibia Tsumeb, Namibia Tsumeb...Tsumeb, Namibia Ehrenfriedersdorf, Saxony, GD R Christian-Levin, Essen, FRG Hagendorf, Oberpfalz, Bavaria...particularly interesting collection of miners' lamps and mine surveying instruments. Ancient and mediaeval mining |  | | Journal (issue) | | Morelandite Pseudomorph of Yanadinite La Aurora Mine Chihuahu, Mexico Fornacite DH Claims Gila County...due to a thorough study of the mine- Fig. 1 Descloizite, La Aurora Mine, Chihuahua, Mexico, SEM photo... depending on the exact Cu:Zn ratio. La Aurora Mine While wandering through the dealers' motel rooms...interest and use. Lanny Callenberg Mine reopening The Callenberg Mine at Chemnitz in Saxony, Germany is...will be the first mine to be operated for specimens in Germany, and also the first mine to open since WW |  | | Book | | Effect on Balance of Payments of Spending by a Sample Mine 281 Operations of a Mixed Company 303 Xl PART...Chile and is at its most impressive in the Atacama region of that country. Although there is almost no rain...alpacas. The coastal limit of the sierra in this region is the desert, which reaches considerably inland...facies appear sporadically, but in the Cajamarca region it apparently extended well eastward into what...somewhat surprising, then, to find that virtually every mine of importance in the Cordillera Occidental of central |  | | 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 . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (issue) | | Dunn Famous mineral localities: the Gold Hill mine, Tooele County, Utah .............................Kokinos & W. S. Wise The Wagon Wheel Gap fluorspar mine, Mineral County, Colorado ............................33 by B. Cairncross The Jan Coetzee copper mine, Namaqualand, South Africa .......................California Santa Barbara, California 93106 The Gold Hill mine in western Utah has long been an important locality...the oxidation zone o f this old mine. INTRODUCTION The Gold Hill mine is located in western Tooele County |  | | Book | | France, and Morocco 127 1985 - Bedford United Mine 140 1986 - 1989 More Foreign Travel 154 1990...David Lloyd laddering down a shaft at Bedford United Mine, Devon. Introduction I was born in Bristol on...Tungsten Mine, at Plympton, Devon, followed by an attempt to rework the famous Tsumeb Mine in Namibia for...that a new mineral species from the Tsumeb Mine in Namibia was to be named after me. This came as a complete...sold off most of my mineral collection, pictures, mine plans, memorabilia etc. We spent the next few years |  | | 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 |  | | Journal (issue) | | Wise & G. R. Rossman Orpiment from the Twin Creeks mine, Humboldt County, N e v a d a ............................. 311 by B. K. Lees The Purple Passion mine, Yavapai County, A rizona.................. 323...cm from the Meea trom tne M e 8a pit, Twin Creeks mine, Humboldt County, Nevada. Mined by Collector's Edge...11 cm across. In 1935 they leased the San Diego mine in the Mesa Grande pegmatite field, in southern...located just around the hill from the famous Himalaya mine, source of gorgeous red elbaite tourmaline crystals |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Book | | (mantovani@usp.br) R.McG. Miller PO Box 11222, Windhoek, Namibia (rmmiller@mweb.com.na) A. Misi Centro de Pesquisa...2004 in SaÌo Paulo (Brazil), 2005 in Windhoek (Namibia), 2006 in Punta del Este (Uruguay), 2007 in Stellenbosch...and Numees (Frimmel et al., 2002) formations of Namibia and the Jacadigo Group and Puga Formation of the...thermally subsiding basins, such as in northern Namibia, South Australia and northwestern Canada. The so-called...problematic fossil Otavia in middle Cryogenian rocks in Namibia as a sponge (Brain et al., 2001, 2003, 2008) and |  | | Book | | Elementary 39 Elect. Colliery Practice . Mine-Surveying . . Mine Air, Investigation of. Mining Law . . Blasting...LARSEN J. RIEMER . . J. G. LAWN, A. R.S. M. - Mine Accounts Âș7 PROF. JAMES PARK, F. G.S. - - $3...and of the Institution of Mining and Metallurgy. Tschudi, Dr. J. J. von, âTravels in Peru, during the Years... hilly. - ACCIĂN (Port. accĂŁo), (1) share in a mine, etc.; a industrial, share; a. librada, paid-up...atecas; any one who bails a mine. ACHICAR, to bail water out of a mine, to clear it of water, to drain |  | | Journal (issue) | | points to the junction o f two veins in the Bage mine as the probable type locality fo r both species...ctober, 1992 377 Figure 1. The Cromford Moor mine near Mat lock, Derbyshire, England (from John M...crystal, 2.5 cm, with fluo rite, from the Wallclose mine, Cromford, Der byshire. It was sold to Charles...Phosgenite crystal, 1.2 x 2.5 x 4 cm, from the W allclose mine, Cromford, Derby shire. Greville collection, now...to 2.5 cm, with galena and barite, from the Bage mine, Bole Hill. Collected by Bryce M. W right, later |  | Nagy, B., Weber, R., Guerrero, J. C., Schidlowski, M. - Eds. (1983) Developments in Precambrian Geology - Developments and Interactions of the Precambrian Atmosphere, Lithosphere and Biosphere, Compilation of papers based on the presentations of participants at, or contributed by authors unable to attend, the IGCP Projects 157 and 160 meeting at the Universidad Nacional Autonoma de Mexico in Mexico City - Developments in Precambrian Geology No. 7. Elsevier. doi:10.1016/s0166-2635(08)x7011-2 | Book | | and CO, at f(H,) = Fig. 11. The upper right hand region of the plot corresponds to conditions in which...atmosphere may have been more turbulent in this region. 31 This would result in increased downward...provided logistic support in an otherwise inaccessible region. F.H.A. Campbell provided useful discussions and...Hudsonian and Helikian basins of the Athabasca region, northern Saskatchewan. In: F.H.A. Campbell (Editor)...siliciclastic sediments of the southern Lake Superior region: evidence for sedimentation in platform and basinal |
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