 | | 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...important assignment at the Shinkolobwe uranium mine. His supervisor was Johannes Vaes (1902–1978). Gilbert...Rhodesia (Zimbabwe) and Tsumeb, Southwest Africa (Namibia). He had a mini-van-like truck loaded with minerals |  | | 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...2.2.3.7 Pistelwitz pegmatites 2.2.4 Sandamap - Erongo pegmatite belt 2.2.4.1 Gossow pegmatites 2.2.4...4.5 Davib pegmatites 2.2 4.6 Davib West pegmatites 2.2.4.7 Pietershill pegmatites 2.2.4.8 Davib South |  | | 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 | | Twyfelfontein 7 AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree ...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 |  | 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...Granitic pegmatites; Mineral chemistry; Central Namibia 1. Introduction The importance of tourmaline for...pegmatites from the Southern Tin belt of central Namibia, examining the petrographic characteristics and...Geology of the pegmatites The geology of central Namibia is dominated by metasedimentary and igneous rocks |  | | Catalog/List | | first offered for sale. 73007 TOURMALINE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam A classic Vietnamese...online, visit HA.com/6150 73008 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam This unusual...2015 | 12:00 PM CT 15 73009 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam Clearly defined...coloration, this is a classic Vietnamese Tourmaline. The region of Luc Yen has been yielding Tourmalines since...PYROMORPHITE Daoping Mine, Gongcheng Co., Guilin Prefecture, Guangxi Zhuang Autonomous Region, China Daoping |  | | Journal (article/letter/editorial) | | 358.18(4) Å3, P21/a, and Z = 4, from the Sauberg mine, Morgenröther Zug, Ehrenfriedersdorf, Germany, have...Myanmar; Yichung, China; Brazil; and probably Erongo, Namibia. The pegmatites at Ehrenfriedersdorf, Germany...00/DOI: 10.2138/am.2008.2943 minerals found in the region of the Mogok Stone Tract has led to further visits...scheelite, cassiterite, danburite, amblygonite, and fluorite) and marble-hosted spinels that is located toward...amazonite, topaz, aquamarine, cassiterite, and fluorite, in addition to the granite mineral suite (for |  | | 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) | | Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia) MINISTRY OF MINES...GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry...the Geological Survey P.O. Box 2168, Windhoek, Namibia Price Local (+GST) Abroad (Post Free) R20.00 R25... ______ ........ Abstract The type mineralogy of Namibia is reviewed. One hundred and thirty-nine (139)...mineral names are presented, comprising sixty-one (61) valid and seventy-eight (78) conventional non-valid |  | | Book | | .,,., ..,,.... w + ..... . ·. .... . - Namibia Zauberwelt edler Steine und Kristalle ooa Dieses...Erdgeschichte 8 Zur Geschichte des Bergbaus in Namibia 17 Der Brandberg und die Mineralfunde in seiner...blaue Wunder vom Erongo - Auf Aquamarin-Jagd im Innern Namibias 72 Miarolen im Erongo-Granit- ein Eldorado...110 Auf Turmalinsuche in Namibia Die Demantoide von Tubussis in Zentral-Namibia 112 116 Sodalith von...Zeolithe vom Grootbergpaß in Namibia Kamphaugit-(Y) von der Rössing-Mine 120 124 126 136 Das Gahnit-Vorkommen |  | | Journal (issue) | | Urgestein aus dem Erzgebirge • Neuigkeiten aus Namibia • Mineralien vom Morro da Mina, Brasilien • Museum...die USA erreicht hat... meint Ihr Rainer Bode Namibia - was gibt es Neues? 4 Ste.-Marie-aux-Mines -...Flach 68 Neue Mineralien 76 Neuigkeiten aus Namibia 80 ACHAT-MAGAZIN Buchtipp 87 Sammler-Großcabochons...Jahre die Geschichte der Stadt Freiberg und der Region beeinflusst: Um 1168 wurde die große Lagerstätte...Friedrichsstraße 18, D-34117 Kassel Telefon: (05 61) 3 96 61, Fax: (05 61) 3 16 01 52 wenn Sie uns besuchen wollen |  | | Journal (article/letter/editorial) | | containing sulphides, cassiterite, magnetite, titanite, fluorite, biotite and chlorite. The tin content of garent...chlorite, titanite), oxides (magnetite, cassiterite), fluorite, calcite and MALAYAITE AND TIN-BEARING SILICATES...sulphides (bornite, chalcopyrite), cassiterite and fluorite. The tin silicates, sulphides and cassiterite...district, B.C. Canada (0.9% SnO2) and from Davib Ost, Namibia (1.61-5.82% SnO2) (Mclver & Mihalik 1975)...(from Burt 1978). Cas = cassiterite, SnO2; Flo = fluorite, CaF2; Cal = calcite, CaCCh; Nor = nordenskioldine |  | | Journal (article/letter/editorial) | | orefield in the southeastern Xinjiang Uygur Autonomous Region is associated with Caledonian S-type syenogranites...County in the southeast Xinjiang Uygur Autonomous Region (Fig. 1a) and consisting of the Kekekaerde, Baiganhu...garnet, pyroxene, and later stage replacements of fluorite, quartz, molybdenite, and calcite (Figs 5a–b)...pyroxene, amphibole, calcite, quartz, phlogopite, fluorite, zoisite, and garnet gangue, with garnets relatively...plagioclase, muscovite, abundant tourmaline, and rare fluorite and topaz gangue. These greisen deposits are exemplified |  | | Show/Event (guide) | | Frederick A. Canfield 4 4 Minerals from the Erongo Mountain, Namibia by Georg Gebhard 6 3 We warmly welcome...t i o n s on carrollite from the Kamoya South II mine, Democratic Republic of Congo byR. L. Mown 2:00...kulanite and phosphophyllite from the Palermo #1 mine, North Groton, New Hampshire bill. W Nizamoff R...serious questions using really cool species like fluorite and apatite—no little brown fly-specks here! John...Carrollite crystals f r o m the Kamoya South I I Mine, Katanga, DRC, have pronounced facial striations |  | Ertl, Andreas, Kolitsch, Uwe, Dyar, M. Darby, Meyer, Hans-Peter, Rossman, George R., Henry, Darrell J., Prem, Markus, Ludwig, Thomas, Nasdala, Lutz, Lengauer, Christian L., Tillmanns, Ekkehart, Niedermayr, Gerhard (2016) Fluor-schorl, a new member of the tourmaline supergroup, and new data on schorl from the cotype localities. European Journal of Mineralogy, 28 (1) 163-177 doi:10.1127/ejm/2015/0027-2501 | Journal (article/letter/editorial) | | Norway, by Shirose & Uehara (2013) from the Kyushu Region, Japan, by Dixon et al. (2014) from British Columbia...(2014) from the miarolitic NYF Erongo Granite in the Erongo Complex of Namibia. In 2011 both the name and...& Dutrow (2011) pointed out that tourmaline in fluorite-bearing rocks can usually be assigned to fluorschorl...further stated that tourmalines associated with fluorite in these petrologic environments generally outline...variants of this name). This village had a nearby tin mine where, in addition to cassiterite, a lot of black |  | | Journal (article/letter/editorial) | | (in %): 1960 output Nb 98.5 Ta N Placers 1.2 61 Pegmatites 0.1 39 Granites 0.2 N Carbonatites...albite-calcite pegmatite 10. late silicification,quartz-fluorite,galena, thoriferousgoethite veins Araxtt: S6vite...Canadiandepositsamphibole,pyroxenes,mica,chlorite, fluorite and fiuo-carbonatesoccur as gangue minerals. Sulfides...Intermediate (Sui-chung), Soniana, Sangua Sandemap, Davib, Tabba-tabba Devil's Hole, Bigger R., Meyer's...Kabba Erongo, Sandemap, Davib S., Omaruru Antsakoa, Inner Yellowknife-Beaulieu Gossow's Davib Intermediate |  | | Journal (issue) | | Rhodonite, 4.7 cm, from the 1700 level, Zinc Corporation mine, Broken Hill, New South Wales, Australia. Collection...collection, John Chapman photo. • 2.5 cm, Top Camp mine, Western Ausytralia. George Stacey collection, Jeff...Scovil photo. Middle row from left: • 2.3 cm, Kintore mine, Coolgardie, Western Australia. Aloe Family collection;...spent the rest of their lives there as miners and mine captains. Cornish tradition favored the collecting...build his mineral collection. His job at the Moonta mine was sampling ore for the company’s assay office |  | | Journal (issue) | | Jebel Ouichane, Sagangane, Nador Province, Oriental Region, Morocco. Doug Fiske collection; Jordan Root photo...row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Gail & Jim Spann collection; Tom Spann photo. Fluorite with quartz, 11 cm, from Fujian Province, China...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...collection; Jordan Root photo. Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan |  | | Journal (article/letter/editorial) | | cassiterite formed with magnetite, actinolite and fluorite at the expense of tin-bearing andradite (e.g....1%, include ilmenite, pyrite, apatite, zircon, fluorite, monazite and cassiterite. The chemical compositions...amphibole, idocrase, wollastonite, epidote, chlorite, fluorite and quartz. The main opaque minerals are magnetite...associated with quartz, amphibole, cassiterite, fluorite and some sulphides, forming 235 economically...hydrous phases, such as epidote, chlorite and fluorite. Because of the partly pseudomorphous and chronologically |  | | Journal (issue) | | 1942, 49, 25-29. Effect of Storage on Yields of Farm Seed Treated for Disease Control. By ]?. Koehler...1 2-216. Control of Insects Attacking Grain in Farm Storage. By R. T. Cotton. Frms'. Bull. No: 1 8 1...Printing Office, 1 942.) Wheat Storage in Experimental Farm-Type Bins. By C. F. Kelly, B. M. Stahl, S. C. Salmon... E. H. O'Brien. Emp. f. Exp. • Agric., 1942, 10, 61-76. . . Increasing the Crops from Ceylon Rubber Estates...determination of utilisable gas produced from fibrous farm wastes. Livestock and Animal Products . Proceeding� |  | | Journal (issue) | | Thirty-three, Number Four Articles Jeremejevite from Namibia . . . . . . . . . . . . . . . . . . . . . . . ...Johnston & E. R. Swoboda Sulfur from the Perticara mine area, Pesaro-Urbino, Italy . . . . . . . . . . ...Pezzotta Famous mineral localities: The Lord Brassy mine, Tasmania . . . . . . . . . . . . . . . . . . ....$150 for one year. *Continued on p. 359 COVER: FLUORITE on muscovite, 14 cm, from Nagar, Hunza Valley... John Sinkankas (1915–2002) at the Pala Properties Mine Bash, 1977. Van Pelt photo. NOTICE Died, John Sinkankas |  | | Journal (article/letter/editorial) | | north of the Dartmoor granite in the Okehampton region (Edmonds et al., 1968; Dearman, 1962; El Sharkawi...in uncertain geological settings. The Haytor iron mine formerly exploited magnetite from a predominantly...(e.g. van Marcke de Lummen, 1985); Fluorine in fluorite; and Phosphorus in apatite. Figure 2. Thin section...and MIHALIK, P. 1975. Stannian andradite from “Davib Ost”, South West Africa. Canadian Mineralogist, 13...NOVAK, F. 1965. Tin-containing andradite from Plavno mine in the Krusne Hory Mts., Czechoslovakia. Mineralogical |  | | Journal (article/letter/editorial) | | withfluoriteandcalcium stannoandborosilicates in skarnsandwith fluorite,topaz,andtourmalinein greisens),yet the calcium-tin... (e.g., skarns)it occurredwith axinite (B) or fluorite (F). Further comments on these associations and...composition References 1. Cassiterite Cas SnOa 2. Fluorite Flu CaFa 3. Calcite Cal CaCOa 4. Nordenski61dine...a high-temperaturereaction between calcite (or fluorite) and cassiterite(CaCOa + SnOa-->CaSnOa + COn)...system,be neglected,as will its hydroxyl analogue fluorite) and quartz (see Fig. 8). CaSn(OH)s (Strunz and |  | | Report (issue) | | Yellow: Heliodor and Golden Beryl Michael Wise Page 61 The Mysterious Golden Water of Tajikistan Dmitriy...crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...surprise. In 1997, Gary and Mary Freeman began to mine the Orchard pit, a then insignificant pegmatite...nothing more of interest seemed to come out of the region until November 2002, when people from around Mandrosonoro...Madagascar to study some pegmatites in the Betafo region. Observing the exceptional tourmaline rough arriving |  | | Book | | SMLS Chair 2022 Botallackite (Xtals 3mm) Bunmahon Mine, Copper Coast, Eire. Photo:John Hall CONTENTS...Goanikontes Claim, Araandis, Swakopmund District, Erongo Region, Namibia. Photo: John Hall CALCITE, 15mm crystal...many overseas field trips; to Europe, Siberia, Namibia, the USA & Canada and the Faroe Islands. Practical...to descend the hydraulic shaft in the Smallcleugh Mine and we bought an inflatable dinghy so we could land...had found. Photo 3. Chalcanthite (7cm). Nangiles mine, Cornwall. Whilst at school in Cornwall I was fortunate |
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Davib Mine, Davib Ost Farm 61, Karibib Constituency, Erongo Region, Namibia