 | Boni, M., Terracciano, R., Evans, N. J., Laukamp, C., Schneider, J., Bechstadt, T. (2007) Genesis of Vanadium Ores in the Otavi Mountainland, Namibia. Economic Geology, 102 (3) 441-469 doi:10.2113/gsecongeo.102.3.441 | Journal (article/letter/editorial) | | 441–469 Genesis of Vanadium Ores in the Otavi Mountainland, Namibia MARIA BONI,† Dipartimento di Scienze... mottramite, and vanadinite) in the Otavi Mountainland, Namibia, once were considered the greatest vanadium...surfaces in carbonate rocks of the Neoproterozoic Otavi Group, which already contained primary sulfide orebodies...orebodies (Berg Aukas type). The V deposits the Otavi Mountainland represent a special low-temperature...been known to exist in the northern areas of the Otavi † Corresponding author: e-mail, boni@unina.it *Present |  | | Book | | berg Organ Pipes / Twyfelfontein 7 AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 ...North TsumebSpecial The Otavi Mountainland The Central Northern to Northwest Region including Damaraland...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 |  | | 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unpublished.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 | | Productive Era of Lhe Otavi Minen- und Eisenbahn-Gesellschaft: 1906-1946 . Tsumeb Mine . Ore Concentration...at Tsumeb? Who discovered the copper ores of the Otavi Mountain Land'/ These questions led the writer,...truth is that in total metal production the Tsumeb mine has become one of the foremost on the African continent...sta tistics do, however, reveal why the Tsumeb mine has attained world status as a base metal producer...time - some indefinite day when Bushmen of the Otavi Upland showed the outcrop of green malachite to |  | | Journal (article/letter/editorial) | | obvious importance of Cu as a mobile ore metal in the region. Chloride concentrations are variable, with values...rocks), direct atmospheric leaching of the run of the mine (5ROM) ore with sulphuric acid will not be economically...melting of supracrustals (Rössing alaskites, Namibia), or from extreme fractional crystallization of...surficial deposits like calcretes (Langer Heinrich, Namibia). In the Olympic Dam IOCG deposit, Southern Australia...ppm (up to a maximum of 1560 ppm). Mt. Pleasant mine, New Brunswick, Canada (style 2, Sinclair et al |  | | Journal (issue) | | 97 by L. F. C abri & J. H . G. Laflam m e The Otavi M ountain Land Cu-Pb-Zn-Va deposits N am ib ia....ellow stone $10 Zeolites (B razil), Rock C andy mine (B C ). M uddy creek (C O ) v.13/#4 D iam ond (CO...21/#6 N anisivik m ine (Canada). v.22/#l M asham ba mine (Zaire), $12 v.21/#5 Rose qtz. (B razil), green...24/#5 T he G eysers (CA), Sanford v.25/#l Jamestown mine gold (CA), v.25/#2 Q uasicrystals, Sterling deposit...deposit (M E), W essels m ine (So. Af.), Parker mine (Que.) $10 v.24/#6 Bisbee U pdate (AZ), A llchar |  | | 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...448 456 463 475 481 486 493 497 500 505 507 513 515 516 517 Contents Proterozoic W Skarns in the Gascoyne.... . . . . . . . . . . . . . . 6.5.1 Navachab, Namibia. . . . . . . . . . . . . . . . . . . . . . . ....Cu Deposits of the Matchless Amphibolite Belt, Namibia . . . . . . . . . . . . . . . . . . . . . . . 7 |
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