 | | Journal (article/letter/editorial) | | Saskatchewan Library] at 03:41 01 August 2012 Olivenite TSUMEB MINE, TSUMEB, OSHIKOTO REGION, NAMIBIA H ydrothermal...minerals such as the highly collectible species olivenite (Berry 1951). As a continuation of our treatment...secondary minerals, a specimen of olivenite from the worldfamous Tsumeb mine in Namibia, where attempts at...(Cook 2002), has been selected for this issue. Olivenite occurs in a range of colors from virtually black...from 4.4 to 4.5, and its Mohs hardness is 3. Olivenite is pseudo-orthorhombic and has a twinned monoclinic |  | | Thesis/Dissertation | | supergene, polymetallic ores from the Sanyati deposit (Zimbabwe): A case study vorgelegt von Diplom-Geologin...HL-SX-EW process for copper recovery 20 2. The Sanyati copper ore deposit 24 2.1 Geographical situation...The Sanyati supergene mineralisation 34 2.5 Mining and benefication activities at the Sanyati mine...5.2 Mining process 36 2.6 HL-SX-EW at the Sanyati mine 37 3 Field- and laboratory work 40 3.1 Fieldwork...Fieldwork 40 3.1.1 Sampling of orebodies and run-of-mine ore dump 40 3.1.2 Sampling of host rock 41 3 |  | | Report (issue) | | \ \I Cover: The De Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia)...Emildene Nickel carrollite Zn-greenockite Fe-olivenite Parabayldonite Zn-lavendulan Feuermineral ...Fe-tourmaline Zn-malachite Germanium-Ferritspinell Zn-olivenite Iron-tourmaline (Povarennykh, 1972) Mixtures...from the Tsumeb deposit (Namibia) and the Clara mine, Schwarzwald (Germany). At Tsumeb, the phase occurs...zone along 30 Level. The material from the Clara mine is a sulphate-rich variety. 13 --, Type mineralogy |
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