 | | 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...cordierite, dioptase, dumortierite, pyrophyllite, the quartz varieties the garnet varieties, milarite, including...rose quartz and smoky quartz are currently the most important semi-precious stones found in Namibia. The...turquoise. An extensive deposit of amethyst occurs in quartz-calcite veins in rocks of the Swakop Group. Druses |  | Chudasama, Bijal, Porwal, Alok, Wilde, Andy, GonzĂĄlez-Ălvarez, Ignacio, Aranha, Malcolm, Akarapu, Umamahesh, Hirsch, Martin, Becker, Eduard (2019) Bedrock topography modeling and calcrete-uranium prospectivity analysis of Central Erongo Region, Namibia. Ore Geology Reviews, 114. 103109 doi:10.1016/j.oregeorev.2019.103109 | Journal (article/letter/editorial) | | calcrete-uranium prospectivity analysis of Central Erongo Region, Namibia T â Bijal Chudasamaa,b, , Alok Porwala...Resources & Exploration (Pty) Ltd, Swakopmund, Namibia b A R T I C LE I N FO A B S T R A C T Keywords:...province occurs within the Erongo administrative region of the Republic of Namibia and forms a part of the...al. Fig. 1. Calcrete uranium province, Erongo Region, Namibia. Base map- The Köppen-Geiger Climate ClassiïŹcation...uranium deposits in the central part of the Erongo Region. The precise study area is described in Section |  | | 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 |  | | Report (issue) | | MINISTRY OF MINES Al'TD ENERGY GEOLOGICAL SURVEY NAMIBIA -jl i 1990 ,.1 Open File Report :MRS 09 -~I...MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY NAMIBIA 1990 Open File Report MRS 09 2 Abstract A number...number of fluorite deposits occur in Namibia. These belong to the replacement-, vein- and breccia pipe...deposits. The most important one is at Okorusu Fluorite Mine, a replacement-type deposit that is associated with...56% CaF2. With the exception of the Garub Fluorite Mine, a breccia pipe deposit, all other fluorite occurrences |  | | Journal (article/letter/editorial) | | ~750 °C) mid-crustal rocks in the Damara Belt in Namibia. The lenses are surrounded by and connected to...the well-layered gneisses of the deeply incised Husab Gorge. The outcrops define a four-stage process...Belt in central Namibia. Intrusive networks along the steep slopes of the >100 m deep Husab Gorge (Fig. 1)...high-grade, nearsource wall rocks. The outcrops in the Husab Gorge will be presented and discussed with reference...Earth) of the lower ~1.8 km of the study area in the Husab Gorge (1.59 vertical exaggeration; 22°45.1810 S |  | Li, Shan-Shan, Zeng, Wei, Zhang, Huai-Feng, Wang, Lu, Shivute, Espine Tuyakula, Qiu, Kun-Feng (2022) Fractional Crystallization and Partial Melting of the Paleoproterozoic Gneisses and Pegmatite in the Giant Husab Uranium Deposit, Namibia. Minerals, 12 (3) 379 doi:10.3390/min12030379 | Journal (article/letter/editorial) | | Gneisses and Pegmatite in the Giant Husab Uranium Deposit, Namibia Shan-Shan Li 1 , Wei Zeng 2 , Huai-Feng...Gneisses and Pegmatite in the Giant Husab Uranium Deposit, Namibia. Minerals 2022, 12, 379. https://doi...Correspondence: kunfengqiu@cugb.edu.cn Abstract: The giant Husab uranium deposit is located in the Paleoproterozoic...syeno-granitic gneiss, granitic syenite and biotite quartz monzonites of this complex. Geochemical data suggest...crystallization; partial melting; Abbabis Metamorphic Complex; Husab uranium deposit Published: 19 March 2022 Publisherâs |  | | 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) | | framework. Area of this study is within the hatchured region. 60 Geologischo Rundschau, Bd. 65 941 Aufsiitze...places in the area of this study (SE of the Khan mine and on the farms Tsawisis, Naob and Abbabis (for...and marbles of the RSssing Subgroup and of the Husab Formation are in a somewhat losely manner referred...and is underlain by the marbles of the Hakos and Husab Formations, therefore it generally crops out only...,, ~ A r a r , c~'s , ...~'] ;$~;Y ,eoo,o Erongo vo(cono ptutonic complex r,................. § |  | | Journal (article/letter/editorial) | | (essentially) marbles of the Hakos Subgroup and of the Husab Formation. Above this carbonatic horizont follows...Granodiorite M a r b l e s of Hakos Subgroup and Husab Nosib Metosediments ~ ,.. Formation Red Granite...where the marbles of the Hakos Subgroup and of the Husab Formation are locally missing and where the Red...ehryst. ph. used up at temp. Vol. of melt Plag Quartz Alkali F. 680 ~ 58~o 707 ~ not det. 677 ~ 27~0...chryst. ph. used up at temp. Vol. of melt Quartz Quartz 8rd ehryst. ph. used up at temp. Vol. of melt |  | | Journal (article/letter/editorial) | | polymetamorphism in the Pan African Damara belt of Namibia (South West Africa) *'~ By A. KR/3NER,Mainz, M...Zentralzone des Pan-Afrikanischen Damara-Orogens von Namibia (Siidwest-Afrika) deuten auf eine mehrphasige metamorphe...Supergroup in the central Pan African Damara belt of Namibia (South West Africa). Calc-granofels rocks of the...aHHero naJIeoao~. Introduction The Damara belt of Namibia (South West Africa) forms part of the Late Precambrian...branches, one trending along the Atlantic coast of Namibia and southern Angola and - - towards the south - |  | | Report (issue) | | MONGOLIA MONTENEGRO MOROCCO MOZAMBIQUE MYANMAR NAMIBIA NEPAL NETHERLANDS NEW ZEALAND NICARAGUA NIGER NIGERIA...................................... 287 PalAeo quartz-pebble conglomerate deposits .................... Description of a selected deposit: The Denison mine deposit (Canada) ....... 304 Surficial deposits...Deposits associated with âoldâ sediments (Proterozoic quartz-pebble conglomerates) (Blind River district (Canada);...significance: (i) (ii) (iii) (iv) 2 Oligomictic quartz-pebble conglomerate; Sandstone types; Calcrete; |  | | Report (issue) | | Stratigraphic--Cenozoic. 3. Geology-Namibia-Tumas River Watershed. 4. Geology-Namibia-Namib Desert. I. Title. II...discussions with field geologists in the remote Husab field camp, especially with Brian Hambleton-Jones...unknown. Narrub forms the basis of the country name Namibia. INTRODUCTION 2 /_.------ ,,).,,_,\ âą lwitschia...and cultural features (500 m contour interval). Namibia within the 100-150 km-wide west coast Namib Desert...minimal contact was made with local people in Namibia, and even such features as the mouths of the Kuiseb |  | | Journal (issue) | | Positive PFS Paves the way for new Namibian gold mine FOCUS FEATURE: EVOLUTION OF HEALTH AND SAFETY ...early feasibility stages through to execution and mine handover. The journey to reach this point has seen...multi-billion rand project to develop an underground mine for a well-established open pit PGM operation on...ventilation system. As the underground ore body in this region is relatively shallow, access from surface declines...pre-sink work for Lucara Diamond Corporationâs Karowe mine in Botswana, UMS has secured the work to complete |  | | Report (issue) | | and zero CO2 emission production. The East Asia region is projected to experience the largest increase... low Nb-Ta-REE prospect West Greenland Nuuk region magmatic Neoarchaean Neoarchaean pegmatite...uraninite 0.5-2 low showing West Greenland Nuuk region fracture Neoarchaean Archaean amphibolite ...granites Archaean basement Sarfartoq Qaqarssuk Nuuk region Tikiusaaq IlĂmaussaq Motzfeldt Ketilidian fold...response to Mesoproterozoic rifting. The faulted region is outlined as strongly enriched in uranium by |  | | Book | | Bergakademie Freiberg Contents 1 Uranium Boom in Namibia â Hausse or Baisse . . . . . . . . . . . . . Helmut...exposure and environmental remediation at the Urgeiriça mine site, Portugal . . . . . . . . . . . . . . . . .... . . . Peter Waggitt 169 Technical Status of Mine Water Control in China and Its Development Strategy... Assessing risks associated with the ïŹooding of mine voids on underground infrastructure and water resources...underground mine workings of the old Witwatersrand gold/uranium mining areas: acid mine drainage generation |  | | Journal (article/letter/editorial) | | 40â42 vol. % plagioclase (An23â31), 25â28 vol. % quartz, 10â17 vol. % K-feldspar, 4. Results and 0.2â0...40â42 vol. % plagioclase (An23â31 ), 25â28 vol. % quartz, 10â17 vol. % K-feldspar, and 0.2â0.7 vol. %amphibole-biotite...of(magnesiumhornblende, Th occurred in allanite 23 vol. % quartz, 9â19 (0.08â0.34 vol. % K-feldspar, 1â2 % amphibole...Plâplagioclase, and Qzâquartz). Crossed polarizers. KfsâK-feldspar, Plâplagioclase, and Qzâquartz). Crossed polarizers...post-ore stages. The presented the 22â23 vol. % quartz, 9â19 vol. % K-feldspar, andIn1â2 vol. granitoids |  | | Report (issue) | | engineered. Once an ore deposit is discovered, a mine is developed and U extracted by a variety of mining...Athabasca Basin in Canada and the Alligator River region of Australia and these deposits average 0.8% U...unconformity-related deposits occur in the Karelia region of Russia and Finland (Velichkin et al. 2005),...(USA) Yeelirrie (Australia), Langer Heinrich (Namibia) Witswatersrand (S. Africa), Blind River/ Elliot... McDermitt (USA), Xiangshan (China) Rössing (Namibia), Ilimaussaq (Greenland), Palabora (S. Africa) |  | | Journal (issue) | | water reporting, Paul Moore reviews the latest in mine water management 36 www.im- mining. g.co COVER:...allocation. One way to tackle this is through accessing mine remediation budgets. This allows mines to recycle...encourages progressive reclamation throughout the life-of-mine. By taking a proactive approach to OTR tyre recycling...La Paloma Resort & Spa The worldâs only global mine electrification event We are now at a crossroads...Charge On Innovation Challenge and the Electric Mine Consortium are using collaboration to overcome issues |  | Yang, Ze-Yu, Li, Shan-Shan, An, Mao-Guo, Zhi, Cheng-Long, Shang, Zhen, Long, Zheng-Yu, Geng, Jian-Zhen, Yu, Hao-Cheng, Qiu, Kun-Feng (2022) Petrogenesis of Alkaline Complex of the Longbaoshan Rare Earth Element Deposit in the Luxi Block, North China Craton, China. Minerals, 12 (12) 1524 doi:10.3390/min12121524 | Journal (article/letter/editorial) | | Abstract: The alkaline complex in the southwest region of Luxi Terrane of the North China Craton is spatially...tectonic activity. The mineral resources in the region are mainly REE, gold and iron [44â49]. The Longbaoshan...the direction distribution, the faults in this region are mainly divided into four groups with an orientation...to4â310 the direction distribution, the faults this region are mainly divided amu; resolution greater than...%), amphibole (27â32 vol.%) and small amounts of quartz (3â5 vol.%) and biotite (2â4 vol.%) (Figure 2a) |  | | Book | | 8. COLLAPSE BRECCIA PIPE 9. SANDSTONE 10. PALEO QUARTZâPEBBLE CONGLOMERATE 11. SURFICIAL 12. LIGNITE COAL...MONGOLIA MONTENEGRO MOROCCO MOZAMBIQUE MYANMAR NAMIBIA NEPAL NETHERLANDS NEW ZEALAND NICARAGUA NIGER NIGERIA.................. 25 1.2.1. Intrusive, Plutonic, Quartz Monzonite .......................................................................... 205 PALAEO QUARTZ-PEBBLE CONGLOMERATE........................................................... 207 10.1. Palaeo Quartz-Pebble Conglomerate, Uranium-Dominant ........ |  | | Journal (issue) | | and swampy belt of marine alluvium-the coastal region. This rises gradually from the seaboard and extends...coffee and rice. The front portion of the coastal region is in part occu pied by sugar estates, whilst...reaches of rivers. Coconuts are grown on the coastal region, while cacao and coffee are chiefly cultivated...tract of copntry immediately behind the coastal region. Cattle raising is carried on to a large extent...very extensive flat pasture land of the coastal region, and on a smaller scale on the savannahs of tbe |  | | Journal (article/letter/editorial) | | Australia (Ranger, Jabiluka, and Nabarlek), the quartz-pebble conglomate deposits of South Africa and...magmatic deposits of the Ukraine, Brazil, and Namibia, and some IOCG and breccia deposits, in particular...pegmatoids as in Central Nambia at Rössing, as well as Husab and many others in the Litsk district (Kola Peninsula)...uraninite with its concentration in placers (pebble-quartz conglomerates; see Table 1). Major sources of U...Complex, the U veins â in contrast to the c. 340 Ma quartz-Au veins â are not related to the emplacement of |  | | 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 |  | Brown, T. J., Hetherington, L. E., Hannis, S. D., Bide, T., Benham, A. J., Idoine, N. E., Lusty, P. A. J. (2009) 2003-2007. World Mineral Production. British Geological Survey | Report (issue) | | Cover photograph: Zinc ingots produced at Skorpion Mine in southen1 Nanubia. Skorpion began producing zinc...more than doubled in five years and mine production of zinc in Namibia has increased by 95 per cent in the...nomenclature follows the London Diplomatic List. Metals Mine production of many metals is expressed in tenns...cobalt, copper, iron, lead, nickel, tin and zinc, mine production and metal production are shown in separate...an extension to the south of their existing Weipa Mine in Queensland, Australia after approving a feasibility |  | | Journal (volume) | | has a State mineralogist, while Idaho has a State mine inspector who collects statistics of mineral production...Hotchkiss, Madison. L. W. Trumbull, Cheyenne. STATE MINE INSPECTORS, COMMISSIONERS, ETC. Name and Address...Chief Mine Inspector, Birmingham. Summer S. Smith, Mine Inspector, Juneau. G. H. Bolin, State Mine Inspector...T. Fuller, State Mineralogist; T. H. Shaw, State Mine Inspector, Midland. F. McN. Hamilton, State Mineralogist...Inspector of Coal Mines, Denver. R. N. Bell, State Mine Inspector, Boise. Michael Scollard, Deputy Inspector |
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