 | | Report (issue) | | SURVEY NAMIBIA 1990 Open File Report MRS 12 2 Abstract Niobium-tantalum mineralisation in Namibia occurs...by-products of Tin-mining operations in central Namibia (Uis, Nainais, De Rust). Prominent niobium-tantalum...pegmatites occur in the Tantalite Valley in southern Namibia and have been mined for a long time on a small...Cross - Uis pegmatite belt 2.2.2.1 Strathmore pegmatites 2.2.2.2 Karlowa pegmatites 2.2.2.3 Uis pegmatite...2.2.3.7 Pistelwitz pegmatites 2.2.4 Sandamap - Erongo pegmatite belt 2.2.4.1 Gossow pegmatites 2.2.4 |  | | Field Trip Notes | | the Geological Society & Geological Survey of Namibia II I -· --· ...... ----·----, Editor: M. Niall...the Geological Society & Geological Survey of Namibia -- - -- .. --- ----• • ·- •• -1 · ~. ,. :...DAMARA OROGEN G.LC. Schneider Geological Survey or Namibia, P O Box 2168, Windhoek 1.0 Day 1 - Monday, 22...Company - Uis 5.4 12:30 - 14:00 Lunch at Uis 5.5 14:00 - 17:00 Uis Tin Mine 5.6 Overnight: Uis 32 32 33...Day 6- Saturday, 27 August 1994 6.1 08:00 - 10:00 Uis - Spitzkoppe 6.2 10:00 - 11:30 African Granite Quarry |  | | Journal (article/letter/editorial) | | crystals, one in matrix, from the Three Aloes mine, Namibia. Collected in 2011. The single crystal is 8 mm...ferronigerite-2N1S is associated with garnet, dark brown cassiterite, and green gahnite, with the ferronigerite-2N1S...most productive locality, also exploited for cassiterite, consists of albitized microcline-quartz with...Plateau State. This region has been a productive source of alluvial and elluvial cassiterite weathered from...including beryl (varieties emerald and heliodor), cassiterite, phenakite (Laurs 2009), topaz, and tourmaline |  | | Report (issue) | | MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY NAMIBIA I 1990 Open File Report MRS 05 2 Abstract A...wide variety of semi-precious stones occur in Namibia, namely amazonite, the beryl varieties, chrysocolla...the most important semi-precious stones found in Namibia. The major deposits of these semi-precious stones...Introduction Since the German colonial period Namibia has been well known for the occurrence of semiprecious...throughout Namibia. 1. AMAZONITE The most important occurrences of amazonite in Namibia are those in |  | | 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...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits |  | | Journal (article/letter/editorial) | | and Madagascar and within the Damara sequence in Namibia and morcovcr. within the Narnnqualand metamorphic...Columbite-tantalite Equatorial central and south Africa Beryl Cassiterite 1. Introduction Although the major granite pegmatite...Mozambique, and Madagascar, and in the Damaran of Namibia (Figure 1). One of the largest, continuous regions...in Africa, is the Namaqualand-Gordonia-Kenhardt region or the Orange River pegmatite belt which is also...pegmatites vary to a great extent from one pegmatite region to another. In some areas lithium silicates are |  | | Journal (article/letter/editorial) | | the Brandberg West area Sn–W vein deposits, NW Namibia Received: 3 June 2005 / Accepted: 15 June 2006...Springer-Verlag 2006 Abstract The Brandberg West region of NW Namibia is dominated by poly-deformed turbidites...415–521°C (quartz–muscovite), 392–447°C (quartz–cassiterite), and 444–490°C (quartz–hematite). At Brandberg...Tin–tungsten . Stable isotopes . Fluid inclusions . Namibia Introduction Most authors (e.g., Burnham 1997;...deposits. In addition, it was possible to test the cassiterite oxygen isotope fractionation factors recently |  | | Journal (issue) | | today are preny fami liar with specimens from Namibia. Tsumeb produced many world class specimens for...specimens that came out during the 201h century. The Erongo Mountains beca111e well known to collectors during...century and 111ore recently the Kaokoveld area in NW Namibia has received a lot of attention for its spectacular...minerals. What may not be so well known is that Namibia is a mineral rich country with mines scattered...Africa during the past 20 years, in particular, Namibia. He has been after us to make the journey over |  | | Journal (issue) | | Articles Famous mineral localities: The Erongo Mountains, Namibia . . . . . . . . . . . . . . . . . . ....cm, with schorl and feldspar, from the Erongo Mountains, Namibia. Desmond Sacco collection; Bruce Cairncross...on the mineralogical treasures of the Erongo Mountains in Namibia. Uli’s financial support made possible...Rhodesia (Zimbabwe) and Tsumeb, Southwest Africa (Namibia). He had a mini-van-like truck loaded with minerals...SMALE Famous Mineral Localities: g{x Erongo Mountains Namibia Bruce Cairncross Department of Geology |  | | 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) | | oxides from pegmatites of the Cape Cross–Uis pegmatite belt, Namibia WARRICK C. FUCHSLOCH*, PAUL A.M. NEX...Abstract The Cape Cross-Uis pegmatite belt, Damara Orogen, north-central Namibia hosts multiple Ta-Nb-...pegmatites. Columbite-group minerals, tapiolite, cassiterite and minor ixiolite and wodginite occur in abundance...of multiple crystallization phases, whereas cassiterite is dominantly homogeneous with minor euhedral...compositions during the fractionation process. Cassiterite shows similar fractionation patterns wit Fe>Mn |  | | Journal (article/letter/editorial) | | variations in pegmatites of the cape cross-uis pegmatite belt, namibia Warrick C. Fuchsloch, Paul A.M. Nex...pegmatites of the cape crossuis pegmatite belt, namibia. The address for the corresponding author was captured...VARIATIONS IN PEGMATITES OF THE CAPE CROSS-UIS PEGMATITE BELT, NAMIBIA Warrick C. Fuchslocha*, Paul A.M. Nexb...Granitic pegmatite, Pegmatite classification, Namibia, Damara Orogen, Pegmatite geochemistry, Anatexis...Pan African aged Damara Orogen in Namibia is host to the Cape Cross-Uis pegmatite SC belt, one of several |  | Keller, Paul, Roda Robles, Encarnación, Pesquera Pérez, Alfonso, Fontan, François (1999) Chemistry, paragenesis and significance of tourmaline in pegmatites of the Southern Tin Belt, central Namibia. Chemical Geology, 158 (3) 203-225 doi:10.1016/s0009-2541(99)00045-5 | Journal (article/letter/editorial) | | in pegmatites of the Southern Tin Belt, central Namibia Paul Keller a , Encarnacion ´ Roda Robles b,) ...distinct belts within the Damara orogen of central Namibia. Many of the pegmatites have been mined extensively...pegmatite-forming fluids. As the precipitation of cassiterite requires an increase in fO 2 , such conditions...account for the distribution of tourmaline and cassiterite in different pegmatite zones. Field relations...Granitic pegmatites; Mineral chemistry; Central Namibia 1. Introduction The importance of tourmaline for |  | | Journal (article/letter/editorial) | | student and had managed to find a summer job in Namibia. The geologist in charge of our camp was an ardent...home to South Africa with a few specimens from Namibia. I couldn’t tell a dioptase from a cerussite at...contributions he had made to the mineralogy of Namibia. When Tsumeb was at its zenith (for some), Sid...visiting mineral dealer and collector had to see in Namibia. From relatively humble beginnings in the hotel...thiosulphate-bearing mineral species from Tsumeb, Namibia. Canadian Mineralogist 37:1269-73. Bruce Cairncross |  | Fuchsloch, Warrick, Marais, Timothy, Kinnaird, Judith, Nex, Paul (2019) Characterization of one of Africa's giants: the V1-V2 pegmatite, Uis, Namibia. The Canadian Mineralogist, 57 (5) 737-740 doi:10.3749/canmin.ab00009 | Journal (article/letter/editorial) | | PEGMATITE, UIS, NAMIBIA WARRICK FUCHSLOCH§ AND TIMOTHY MARAIS AfriTin Mining, Namibia. Cnr Harris...pegmatite occurs within the Uis Swarm, Cape Cross-Uis pegmatite belt, Namibia, and represents one of the...layered pegmatites in Southern Africa. The Cape Cross-Uis pegmatite belt has recently been the subject of characterization...pegmatites (Prave 1996, Miller 2008). The Cape Cross-Uis pegmatite belt has been the subject of few previous...during a 30year period from ca. 1960 to 1990, the Uis Tin Mine, operated by ISCOR, was the largest hard |  | Ashworth, Luisa, Kinnaird, Judith Ann, Nex, Paul Andrew Martin, Erasmus, Rudolph Marthinus, Przybyłowicz, Wojciech Józef (2018) Characterization of fluid inclusions from mineralized pegmatites of the Damara Belt, Namibia: insight into late-stage fluid evolution and implications for mineralization. Mineralogy and Petrology, 112 (6) 753-765 doi:10.1007/s00710-018-0569-8 | Journal (article/letter/editorial) | | from mineralized pegmatites of the Damara Belt, Namibia: insight into late-stage fluid evolution and implications...northeast-trending Neoproterozoic Damara Belt, Namibia. Mineralization in the pegmatites varies geographically...Mickiewicza 30, 30-059 Kraków, Poland Introduction Namibia possesses a vast and diverse mineral wealth, including...W (Diehl 1992a), rare-metal pegmatitehosted cassiterite, Li, Be, Nb–Ta and semi-precious stones (e.g...Sampling and sample preparation The Damara Belt, Namibia, is the NE-trending arm of the Neoproterozoic Damara |  | | Journal (article/letter/editorial) | | and the Tantalite Valley pegmatites (southern Namibia) and Large compositional variations through Fe-Mn...Nigeria and many pegmatites in the Damara Belt of Namibia. Trace element concentrations in CGM and other...1915 to the mid 1980s about 140,000 tons of cassiterite and 4,500 tons of mixed Ta-Nb ore concentrate...“resource potential” was estimated at 200,000 tons cassiterite and 10,000 tons coltan concentrates (Dewaele...mineral supply chain due-diligence initiatives in the region and at the Ta (and Sn) smelter level, combined |  | | Journal (article/letter/editorial) | | and Hf in cassiterite. Chem. Geol., 40: 1--12. Analytical data on Zr and Hf in cassiterite samples from...geochemical indicator of the mode o f formation of the cassiterite in cases when this is not clear from the geologic...from oxidic parageneses in pegmatite veins. Cassiterite from sulfide parageneses seems to be free of...Hf fractionation. SAMPLING Samples from many cassiterite deposits in various tin provinces in America...SW-U05 ZA-01 ZA-02 Uis, Namibia Uis, Namibia Uis, Namibia Uis, Namibia Uis, Namibia Chomo District, Zambia |  | Ashworth, L., Kinnaird, J.A., Nex, P.A.M., Harris, C., Müller, A.B. (2020) Origin of rare-element-mineralized Damara Belt pegmatites: A geochemical and light stable isotope study. Lithos, 372. 105655pp. doi:10.1016/j.lithos.2020.105655 | Journal (article/letter/editorial) | | leucogranites (SLGs) of the Jo ur Damara Belt, Namibia, although coeval, are variably mineralized and...1979; Kontak and Kyser 2009). The Damara Belt of Namibia provides an ideal na setting in which to study...Geology The northeast-trending Damara Belt in Namibia forms part of the Neoproterozoic Damara Orogen...and south-trending Gariep Belts in Swakopmund, Namibia, which together record successive phases of rifting...SMZ to the CZ, as well as from the interior of Namibia towards the coast (Kinnaird and Nex, 2007), such |  | Graupner, T., Melcher, F., Gäbler, H.-E., Sitnikova, M., Brätz, H., Bahr, A. (2010) Rare earth element geochemistry of columbite-group minerals: LA-ICP-MS data. Mineralogical Magazine, 74 (4) 691-713 doi:10.1180/minmag.2010.074.4.691 | Journal (article/letter/editorial) | | consideration (e.g. Rongi (Rwanda); Uis (Namibia); Rubikon (Namibia); Hagendorf (Germany)). References...Homestead pegmatite, Tantalite Valley, Namaqualand, Namibia, Neoproterozoic (Kibaran) in age; (2) the Shori...C1 (Tecklenberg) pegmatite, SW of Uis, Cape Cross-Uis belt, Namibia a/b/c columbite-(Fe), tantalite-(Fe)...columbite-(Fe) Kibeke, Pangi, Kivu, DRC Manono, Mwanza region, Katanga, DRC Ruhanga pegmatite, Gatumba district...pegmatite, Namaqualand Com- tantalite-(Mn) plex, Namibia c tantalite-(Mn) columbite-(Mn) tantalite-(Mn) |  | | Book | | WINDHOEK ----------- MP mineral perspectives NAMIBIA This current report has been prepared by the Bureau...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... 45 47 Appendix.--Mineral 56 producers of Namibia•••••••••••••••••••••••••••••••••••••••• ILLUSTRATIONS |  | | Journal (issue) | | Thirty-three, Number Four Articles Jeremejevite from Namibia . . . . . . . . . . . . . . . . . . . . . . . ...22/#6 Wagholi cavansite (India), Kombat mine (Namibia), Madan mines (Bulg.),Beltana mine $12 v.23/#1...Seravezza Marble (Italy) $12 v.27/#2 Onganja mine (Namibia), Lac Nicolet mine (Quebec), Afghanite $12 v.27/#3...Platinum (Russia), District! Special Otavi Mtn. Land (Namibia), OUT SOLD Issue $12 Repair & Restoration $12 v...minerals, pegmatite minerals 287 Jeremejevite from Namibia Wendell E. Wilson Mineralogical Record 4631 Paseo |  | | Journal (article/letter/editorial) | | poorexposure andthe complicated tectonichistoryof the region,the ageof the mica-defined fabriccan rarelybe determined...moreof tourmaline; BatesandJackson, 1987)andzonesof Namibia (Stevenet al., 1994) hasled to the identificationof...morphology of TOURMALINITE MINERALIZATION, KUISEBFM.,NAMIBIA 120 _ • 140 160 1099 180 200 q. -t. ANGOLA...Fig.4) TOURMALINITEMINERALIZATION, KUISEBFM., NAMIBIA 15øE I km 16OE 50 I NORTHERN + 1101 ZONE... Rb-Sr U-Pb (ZIRCON) WHOLE ROCK AMBLYGONITE Erongo BIOTITE Complex K-FELDSPAR MUSCOVITE PEGMATITE |  | | Catalog/List | | the Tsumeb Mine (as well as other mines of the region) were still in production in the 1970s. You will...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably...desert-like "Sperrgebiet" area of the southern coast of Namibia, with its fabulous wealth of gem diamonds. One...Ian’s interest stems from the family trips to Namibia, including the mines of Tsumeb. He worked with...Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment point on the back of this |  | | Journal (article/letter/editorial) | | muscovite ^lepidolite series from Karibib pegmatites, Namibia E. RODA1,*, P. KELLER2, A. PESQUERA1 AND F. FONTAN3...Okatjimukuju-Kaliombo portion of the Karibib belt, Namibia. The compositional variations shown by the micas...chemistry, Karibib, Namibia. Introduction IN the Karibib pegmatite belt, west-central Namibia, outcrops of...geological setting The geology of west-central Namibia is dominated by metasedimentary and igneous rocks...tectonic and magmatic differences are developed. this region, a large number of pegmatites occur, some of which |
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Uis Pegmatites, Uis, Dâures Constituency, Erongo Region, Namibia