 | | 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...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 |  | 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...crystallization; partial melting; Abbabis Metamorphic Complex; Husab uranium deposit Published: 19 March 2022 Publisher’s...the late Proterozoic, such as the Rössing and the Husab mines [13–18]. The late Proterozoic uraniferous |  | | 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unpublished.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) | | 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 - |  | | Journal (article/letter/editorial) | | 17, 67--72).-This mineral, from the Silver Bell mine, Oumy, is fine-grained, somewh:Lt fibrous, and exhihits...bituminous shale embedded in the lignite of the Messel mine in Hesse-Darmstadt. The crystals were found optically...to an extremely rare mineral from the Jesus Maria Mine, Mazapil, Mexico. The crystals belong to the rhombic...example, would be the abbreviated formula for albite. Further, he employs symbols for the silicate molecules...MINERALOOICAL CHEMISTRY. below the surface, at a mine a t Halsbriicke, near Freiberg, in Saxony. The analytical |  | | Report (issue) | | MONGOLIA MONTENEGRO MOROCCO MOZAMBIQUE MYANMAR NAMIBIA NEPAL NETHERLANDS NEW ZEALAND NICARAGUA NIGER NIGERIA... Description of a selected deposit: The Denison mine deposit (Canada) ....... 304 Surficial deposits...occur for a uranium deposit to form in a particular region. The authors state that as such, this is not a...Subtype 1.1. Anatectic: pegmatite–alaskite (Rössing, Namibia; Bancroft district, Canada); Subtype 1.2. Plutonic:...district, China); Subtype 2.2. Perigranitic (Příbram region, Czech Republic; Niederschlema Germany). Type 3 |  | | 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 Ilímaussaq Motzfeldt Ketilidian fold...response to Mesoproterozoic rifting. The faulted region is outlined as strongly enriched in uranium by |  | | Journal (article/letter/editorial) | | plagioclases (An22–40 were transformed transformed into albite (An (Figure 5). 5). Albitization Albitization is...hydrothermally hydrothermally altered granitoids (Ab—albite, Cal—calcite, Chl— 5. Microphotographs Microphotographs...altered granitoids (Ab—albite, Cal—calcite, Figure of altered granitoids (Ab—albite, Cal—calcite, Chl— chlorite...in inoccur smallinveins veins and veinlets. Albite Albite is enriched enriched by very very uranium deposit... is enriched by deposit, occur small veinlets. Albite is by fine hematite grains. Chlorite I originated |  | | 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) |  | | Book | | Bergakademie Freiberg Contents 1 Uranium Boom in Namibia – 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 flooding of mine voids on underground infrastructure and water resources...underground mine workings of the old Witwatersrand gold/uranium mining areas: acid mine drainage generation |  | 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 [44–49]. The Longbaoshan...the direction distribution, the faults in this region are mainly divided into four groups with an orientation...to4–310 the direction distribution, the faults this region are mainly divided amu; resolution greater than...polysynthetic twining, which are analogous to the albite and oligoclase, respectively. 4.1.2. Hornblende |  | | Journal (article/letter/editorial) | | 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)...structurally late N-S striking veins at South Terras Mine (LeBoutillier, 2002) hosted in grey and brown slate...occasionally associated with the formation of secondary albite or Kfeldspar. This type of alteration typically...granites in the Central Zone of the Damara Orogen, Namibia. J. Afr. Earth Sci. 38, 413–435. Baturin, G.N. |  | | 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 (volume) | | Albitanalysen 383. - Albite auf Erzlagerstätten 385. - Aus Kalksteinen und Marmor 386. - Albite aus Gneisen und... Bull. Acad. Belg. 26, Nr. 12 (1868). 3. Kellog Mine, Arkansas, anal. J. Smith, Am. Joum. 43, 68 (1867)...Discovery Mine Leadville (Colorado); anal. W. f. Hillebrand, wie oben. 56. National Belle Mine, Ouray Co...100,47 99,32 100,18 99,27 18. Detroit Copper Mine (Calif.); anal. F. W. Clarke u. J. M. Chatard, Am...(1887); Z. Kryst. 19, 198 (1891). 22. Von der Logan-Mine; anal. F. L. R.ansome, Ann. Rep. U.S. geol. Surv |  | | 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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