 | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...station Garub near Aus Nature conservation, Erongo 16 Welwitschia, Goboboseb Mountains 17 ....Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...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 |  | | 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unpublished.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 |  | | Journal (article/letter/editorial) | | the GorobMassiveSulfideProspect, DamaraOrogen,Namibia HORSTH)•USSINGER,* MARTIN OKRUSCH, Mineralogisches...lensesand several smaller sulfide occurrencesat Gorob, Namibia, are hostedby metaturbidites of the Kuise...mineralexploration. TheGorobprospect in theNamibdesertof Namibia consists of five smallmetamorphosed, sedimenthostedmassive...ofpremetamorphic alteration. GOROB MASSIVE SULFIDE PROSPECT, NAMIBIA 73 Variousauthors(e.g.,Miller...intracontinental branch of the Pan-African Damaraorogenof Namibia,about250 km southwest lites,althoughBreitkopfa |  | | Journal (article/letter/editorial) | | Russian) were vying for ultimate control of the region. Hurtado’s dogged research and attention to small...C. Leicht Kristalle Laguna Beach, California Namibia Minerals and Localities by Ludi von Bezing, in...perfect introduction line to this book review. Namibia Minerals and Localities is a massive tome, 856...personal collection from the region. He has traveled extensively in Namibia, collecting data on most of...it documents most of the mineral localities in Namibia, including currently operating and defunct mines |  | | Journal (article/letter/editorial) | | metamorphosed, stratiform sulfide deposit Matchless, Namibia By R. KLEMD,Bremen and M. OKRUSCH,W[irzburg*) With...schichtgebundenen Kupferlagersfiitte Matchless, DamaraOrogen, Namibia, ergeben Temperaturen zwischen 550 und 625 ~ und...stratiform sulfide deposit Matchless, Damara orogen, Namibia, yield temperatures between 550 and 625 ~ and pressure...geological map of the Damara orogen showing the Matchless mine area (modified after ADAMSON TEICHMANN,1986). Phase...amphibolite, and is linked with the smaller Matchless mine amphibolite band (Fig. 1). As is shown in Fig. 2 |  | | Journal (article/letter/editorial) | | deformation in the Matchless massive sulphide deposit, Namibia N.J. Cook!, R. Klemd-, and M. Okrusch' 1 2 Mineralogisches...are consistent with the tectonic history of the region . Investigations concerned with determining the...cupriferous pyrite deposit, 30 km southwest of Windhoek, Namibia, was mined for copper and pyrite from 1970 to 1984... belonging to the Darnara sequence in central Namibia. The amphibolite is interpreted as the sliced-offpart...Miller (1983). The structural relationships in the mine area have been investigated by Finnemore (1978) |  | | Journal (article/letter/editorial) | | Settingof the MatchlessBelt Pyritic Copper Deposits,Namibia JORGH. BREITKOPF Universityof the Witwatersrand...mphibolitebelt in the Damara orogenin central Namibia. The amphibolitesrepresent metamorphosedtholeiitic...depositshas its own stratigraphicsectionthrough the Gorob ore lens is characteristics, therearemanysimilaritiesfromone...rocksdip at area to another.We usethe exampleof the Gorob 40 ø to the northwest.Facing criteria, especially...(pebbles) 10m sfaur - gar - bl - ky schisf The Gorob ore lens is capped by magnetite quartzite, extendsabout |  | | Journal (article/letter/editorial) | | MatchlessMetamorphosedMassiveSulfideDeposit, SouthWest Africa/Namibia: Wall-Rock Alteration during SubmarineOre-Forming...Matchlessamphibolitebelt in the upperProterozoicDamaraorogen(SWA/Namibia). In the footwallof the ore shootsare pyrite-b...Matchless mine area, and depositsrelated to the MatchlessMember in the up500 m north of the mine, the major...Shaft , RK lo6 '* ShOo t Farm !2ø40tS eRK4 ,,•9 Mine 16050' E [•1 MetapehtlC Kulseb schists ':'"'":•...Matchlessmine (simplifiedfrom GeologicalSurveyof SWA/Namibia,Windhoek, unpub. geologicmap) with sample localities |  | | Journal (article/letter/editorial) | | Salinas, Coronel Murta, Minas Gerais, Southeast Region, Brazil. Arkenstone photo. mentions that beautiful...crystals reaching 18 × 10 cm occur with rutile and ilmenite in quartz veins that cut a belt of garnet-staurolite... Similar specimens are attributed to the Meeper mine, Pisgah National Forest, Buncomb County. Kunz (1907)...district, Coronel Murta, Minas Gerais, Southeast Region, Brazil. Arkenstone photo. Figure 4. An example...from a locality described as the Aaron Buchanan mine. Other traditional kyanite specimen localities include |  | | Book | | 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 8–12, 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...structure is also found in the common minerals ilmenite (FeTiO3) and hematite (Fe2O3). Structures with | | | Book | | Republic, 6 cm). 6 by Figure 1.2 Halite crystals (Namibia, 5.8 cm). section devoted to the display of such...about identifying a Figure 1.3 An opencast iron ore mine (Postmasburg, South Africa). microscopes, or chemically...in groups 8-12, show marked deviation. In this region of the Periodic Table, electronegativity increases...substances, the electrons are confined to the region between the nuclei of the bonded atoms and they...structure is also found in the common minerals ilmenite (FeTiO3) and hematite (Fe2O3). Structures with |  | | Journal (article/letter/editorial) | | þ chlorite þplagioclase þ muscovite þ quartz þ ilmenite are Geol. J. 46: 10–25 (2011) study of the metamorphic...addition to plagioclase, muscovite, quartz and ilmenite. This assemblage grew syn- or pre-tectonically...biotite and sillimanite (þquartz þ plagioclase þ ilmenite). Sillimanite was most likely formed by the continuous...rocks associated with the Gorob massive sulfide prospect Damara Orogen Namibia. Economic Geology 88, 72–90...199–239. Ramezani, J., Tucker, R.D. 2003. The Saghand region, central Iran: U-Pb geochronology, petrogenesis |  | | Journal (article/letter/editorial) | | a classic collisional orogen: The Damara Belt, Namibia Ben Goscombe, David A. Foster, David Gray, Ben...a classic collisional orogen: The Damara Belt, Namibia, (2017), doi: 10.1016/j.gr.2017.07.006 This is...a classic collisional orogen: The Damara Belt, Namibia PT Ben Goscombe1*, David A. Foster2, David Gray3...1). Consequently, the tectonic evolution of this region is crucial to understanding the RI assembly of...in the South Ugab Zone, collected from Dead Sea mine pit at longitude 014.20247º, latitude -21.78435º |  | | 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 (article/letter/editorial) | | generated the major structural features in this region. It is characterized by the development of tight... garnet (Pesquera and Velasco 1988). This 55 region was also aected by the Alpine orogeny which essentially...tiny inclusions of pyrrhotite and chalcopyrite), ilmenite, rutile, and carbonaceous material (graphite d2±1...green cores commonly with opaque inclusions (e.g., ilmenite, graphitic material, pyrite), and colorless rims...biotite, muscovite, chlorite, plagioclase, and ilmenite pyrite. Microtextural relations suggest that |  | | Book | | historian-collector William J. Brunet set out to trace three ilmenite occurrences mentioned in late 19th-century literature...ridge had once been mined for quartz, and large ilmenite masses could be seen on the old dumps. In 1975-1976...Brunet collected sharp, black, flattened hexagonal ilmenite crystals to 7 .5 cm in matrix of massive quartz...more "lost" localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity...Amity-Edenville entry for Edenite and Spine!). Ilmenite is not common in the metasedimentary rocks of |  | | Book | | of the granite-gneissic Precambrian rocks of the region and of manganese mobilized by leaching of basalts...Vgenopoulos (1960) has described magnetite, rutile and ilmenite in quartz veins as being the result of lateral...controlled by the structurally superimposed unwrapping region. This engendered the decisive conditions in the...granitized material itself. The wide country rock-region may in many cases be a significant contributor...minerals to form being cited first: 1. Magnetite, ilmenite, chromite, haematite. 2. Cassiterite, tantalite |  | | Book | | minerals are sphene, mag- netite, apatite and ilmenite. Some rocks are made up of a single mineral,...Hypothermal deposits provide gold, magnetite, ilmenite, cassiterite, scheelite, garnet, mica, apatite...learn. Copper is mined from this large open-pit mine at Bisbee, Arizona, USA. Bisbee is one of the world’s...you are at the right place — the working face of a mine is a noisy dusty scene and tiny specimens only...allowed into a working mine. The collector will usually do best by prospecting the mine dumps or keeping |  | ZHENG, Y. C., GU, Lianxing, TANG, Xiaoqian, WU, Changzhi, LI, Chunhai, LIU, Sihai (2011) Geology and Geochemistry of Highly Metamorphosed Footwall Alteration Zones in the Hongtoushan Volcanogenic Massive Sulfide Deposit, Liaoning Province, China. Resource Geology, 61 (2) 113-139 doi:10.1111/j.1751-3928.2011.00154.x | Journal (article/letter/editorial) | | been mined Mine shut down Mine shut down Mine shut down Mine shut down Mine shut down Mine shut down ...Cu grades (2.51 to 3.50 wt%) are distributed at mine levels above 0 m, whereas those with higher Zn grades...(CDT). No granite intrusions have been found in the mine area. There are, however, numerous diabase dikes...that it is continuously distributed in the whole region (Zhang et al., 1984; Fang, 1992; Deng, 1994; Fang...including staurolite, rutile, zircon, apatite, ilmenite, magnetite, pyrite, chalcopyrite, and sphalerite |  | | Book | | systematically present the geology of each country, region and continent on Earth. Each book aims to provide...(Gariep Belt) cropping out in the western borders of Namibia and South Africa. They were split up in the Mesozoic...concerning the tectonic and geodynamic evolution of this region during the Precambrian. Major tectonometamorphic...tectonostratigraphic domains and structures of the region are presented, together with implications for the... They emphasize the enormous potential of this region in terms of base (Cu, Pb, Zn, Co, Ni), precious |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO |  | | Journal (article/letter/editorial) | | compass. It was superseded in 1770 by the Swedish Mine-compass (Fig. 1), probably the oldest instrument... Reid (1980), Paterson (1983), Fig. 1. Swedish mine compass, probably the oldest instrument invented...(ore) Haematite (ore) Magnetite (ore) Pyrrhotite Ilmenite Siderite Chromite 10-65 20-40,000 0 1200 800-76...19. Aeromagnetic contour interpretation map of Gorob prospect in South West Africa, showing major geological...magnetometer (A) and Turam EM survey (13) of the Mattagami mine area. (After Paterson, 1966. ) 353 ~ } Blueground |  | | Book | | deposits are formed, such as those of magnetite, ilmenite, chromite, pyrrhotite, chalcopyrite, pentlandite...formed, such as deposits of gold, monazite or ilmenite. Lighter, non-metallic minerals, such as quartz...deposits in Texas and Louisiana (USA), Tarnobrzeg region and Mach6w (Poland), Karakum Desert and Volgaland...(217), marcasite (437) • Occurrence: common; Clay region in Alabama (USA); Harz (GDR), FRG, Botogol deposit...Caucasus - crystals up to 1.5 cm (USSR), Getchell Mine - Nevada (USA) •Application: ore (extraction of | | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...deposits are formed, such as those of magnetite, ilmenite, chromite, pyrrhotite, chalcopyrite, pentlandite...formed, such as deposits of gold, monazite or ilmenite. Lighter, non-metallic minerals, such as quartz...deposits in Texas and Louisiana (USA), Tarnobrzeg region and Machow (Poland), Karakum Desert and Volgaland...(217), marcasite (437) e Occurrence: common; Clay region in Alabama (USA); Harz (GDR), FRG, Botogol deposit |  | Pan, Xiaofei, Hou, Zengqian, Zhao, Miao, Chen, Guohua, Rao, Jianfeng, Li, Yan, Wei, Jin, Ouyang, Yongpeng (2018) Geochronology and geochemistry of the granites from the Zhuxi W-Cu ore deposit in South China: Implication for petrogenesis, geodynamical setting and mineralization. Lithos, 304. 155-179 doi:10.1016/j.lithos.2018.01.014 | Journal (article/letter/editorial) | | of Chappel and White (1974) and the " magnetite-ilmenite series" of Ishihara (1977) in MA identifying...minerals including zircon, apatite, monazite, and ilmenite. M icrocline and albite are altered into sericite...PT Accessory minerals include zircon, apatite, ilmenite and monazite. Along the contact of the granite...t(Ma) diagram (Fig. 11a), they all fall into the region restricted by the Shuangqiaoshan Group and Proterozoic...GP itself. Fractionation of Ti-bearing phases (ilmenite, titanite, etc.; Fig. 9) can be deduced by negative |
|
