 | | Report (issue) | | MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY NAMIBIA I 1990 Open File Report MRS 05 2 Abstract A...occur in Namibia, namely amazonite, the beryl varieties, chrysocolla, cordierite, dioptase, dumortierite...the most important semi-precious stones found in Namibia. The major deposits of these semi-precious stones...gem quality amethyst and agate. Chrysocolla and dioptase are recovered from the oxidation zone of a small...smoky quartz, 315.4 t of rose quartz, 190 kg of dioptase and 8000 kg of chrysocolla. 3 Contents Abstract |  | | Book | | Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...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...__ Republic of Namibia The President State House W°Ntdhoek FOREWORD Namibia is endowed with an...from near and far. Fine mineral specimen from Namibia are displayed in all the famous natural science |  | | Catalog/List | | (Ukrainian Institute of America at the Fletcher-Sinclair Mansion) (Highlights Only) (Floor, Telephone...(Ukrainian Institute of America at the Fletcher-Sinclair Mansion). If you wish for your purchases to remain...(Ukrainian Institute of America at the Fletcher-Sinclair Mansion) Monday, October 12 – Wednesday, October...it collected when the Tsumeb Mine (as well as other mines of the region) were still in production in...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably |  | | 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unpublished.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 |  | | 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...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...die Welt ... 143 Guchab, Tsumeb und Omaue - Dioptase vom feinsten! 158 Khusib Springs - Von schönen |  | | Catalog/List | | (Ukrainian Institute of America at the Fletcher-Sinclair Mansion) Friday, May 1 – Saturday, May 2 • 10:00...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 |  | | Catalog/List | | (Ukrainian Institute of America at the Fletcher-Sinclair Mansion) Friday, October 2 – Sunday, October 4...“rough” directly from mine owners. Over the years, he befriended many of these mine owners and would travel...occurring. The stone exhibits a native cut as the mine owner would not let the “rough” leave the country...incredible color, it most likely comes from the Mogok region. This gem was cut into a cushion shape with a brilliant... 72016 Gemstone: Rhodochrosite - 2.02 Cts. Sweet Home Mine, Mount Bross Alma District, Park Co. Colorado, USA |  | | Journal (issue) | | permission of the author. -3- FLUORITE Wet Grooves Mine Yorkshire . I was recently given the opportunity...specimen she had collected from the Wet Grooves Mine dumps. The Mines, situated in Yorkshire, were originally...Merritt for information relating to the Wet Grooves Mine. Brian Prowse -4- ;; ~ SUSSEX MINERAL SHOW...superb specimen of Sphalerite from the Small Cleugh mine, Nenthead, Cumbria. -6- .... Sussex Show - 21...showing schrockingite and johannite from the Geevor Mine, Cornwall, and also had some fine vivianite crystals |  | | Journal (issue) | | over rough terrain in three 4 x 4 vehicles in Namibia in July. We slept above the ground on camp beds.................................. LANZAROTE TO NAMIBIA: Olivine to Shattuckite Plus our advert appeared...were organised , one to Lanzarote the other to Namibia in south-west Africa. Lanzarote is well known to...world: Hungary, Romania, France, Russia, India, Namibia, Madagascar and China... not to mention specialists...from Rustington who wins a beautiful specimen of dioptase from Tsumeb. John Pearce -7- SMLS Journal 187 |  | | Journal (issue) | | sources are pegmatites of the central highland region of the Malagasy Republic, the states of Cearâ and...microanalyzer. Examination of x-ray spectra in the region 1-10Â A showed that the only major elements present...refractive index in sodium SPESSARTINE RUTHERFORD MINE No.2, Amelio, Virginia 40 MnO 35 MnO 30 ~ 25...colour graduation. 129 SPESSARTINE RUTHERFORO MINE No.2, Amelio, Virginia 1.810 REFRACTIVE INDEX...SPESSARTINE END MEMBER (1830) <, <, RUTHERFORD MINE No 2 <, 1.825 Amelio, Virginia <, <, <, < |  | | Journal (issue) | | TourmalineGolconda mine, Minas Gerais, Brazil SHOWS r Houston-Se.9-11 Bisbee - Oct. 9-12 Detroit - Oct...T°LOSANct ,Ccmine, Phoenixville, Pa. Hours: Wed-Sat. 10-5 Sunday...rhodochrosite, “W olf” mine, Herdorf, Siegerland, brown pyromorphite, “Friedrichssegen” mine, Bad Ems; brilliant...manganite, Ilfeld, Sax ony; stephanite, “Himmelsfurst” mine, Freiberg, Saxony; proustite, Niederschlema near... alternatives. JTI has imported and sold more dioptase xl clusters than anyone else in the U.S. or Can |  | | Journal (article/letter/editorial) | | particularly the tungsten deposits. The Sangdong tungsten mine on the southeast coast is the largest in the world...which is now operating the big Sangdong tungsten mine. Korea has 45 centuries of history, much of which...Mines at Eden Mills, Vermont, and the Wollastonite Mine at Keeseville, N. Y. Mr. E. F. St. Mary, Jr., leader...finances are being handled by Paul Rhoades; George Sinclair is in charge of the Property Committee; and the...deposited in Miocene times when this was a very arid region and at substantially the same time as several flows |  | | Journal (issue) | | responsible for optical effects are described. As yet the region has not yielded a corundum crystal large enough...plant matter or dead animals can penetrate this region (Gubelin, 1987) unless forced by some external...intruded sand grain which somehow had penetrated the region between the shell and the shellbuilding ectoderm...Ch'unch'on). Annual production of the nephrite mine (the Daeil Mine) is reported to be approximately 80 000-90...map of nephrite mine area, Chuncheon, Korea. Occurrences The geology of the nephrite mine area consists |  | | Book | | Minen- und Eisenbahn-Gesellschaft: 1906-1946 . Tsumeb Mine . Ore Concentration and Smelting Ra:ilway and Communications...truth is that in total metal production the Tsumeb mine has become one of the foremost on the African continent...sta tistics do, however, reveal why the Tsumeb mine has attained world status as a base metal producer...Bushmen and Bcrgdama had a spe cific name for their mine it has been completely lost . The latter tribe possessed...oxen. The next morning we began a sea rch for the mine, but were u n successful for nearly half the day |  | | Journal (issue) | | and jewelry, displays , hobby demonstrations, gem mine and hands-on jewelry for chil· dren , merit badge...mineral market as specimens. In 1973, the Wessels mine opened and much more rhodochrosite was mined . More...sparingly in layers up to 6 inches thick in the Wessels mine. Its value has become so great that miners are specifically...the late I 960s, in a locality called the Komole Mine. The deposit produced this vanadian grossular in...restricted. A similar material from near Outja in Namibia is called pietersite. This is a crocidolite whose |  | | Report (volume) | | origin of the zinc and lead ore deposits of this region. 3. Zinc and lead deposits of northern Arkansas...1904. Gives notes upon the general geology of the region, and describes the occurrence and character of...mining of the coals. 3. [Geologic structure of the region around Middlesboro, Ky.'J Abstract: Science, new...origin and bearing upon the geologic "history of the region. Describes mineral waters coming from the sandstone...the subject, describes the physiography of the region, the character and occurrence of Archean, Algonkian |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing |  | | Book | | Inc., for the three stages in diamond cutting; Sinclair Oil Corp., for the geologic time scale. Copyright...always one that has been well opened, such as a mine, a quarry, road or railroad cut, or a cliff. Fresh... The specimens found in the Mississippi Valley region are outstanding, and so are the gem-filled amethyst...structures, or ring structures. These arrangements deter¬ mine the fundamental properties of the silicates and...vanadinite, pyromorphite, mimetite, chabazite, dioptase, apatite, hematite, nepheline, and phenacite. | | | Book | | Inc., for the three stages in diamond cutting; Sinclair Oil Corp., Industries, Inc., for the rotating...always one that has been well opened, such as a mine, a quarry, road or railroad cut, or a cliff. Fresh... The specimens found in the Mississippi Valley region are outstanding, and so are the gem-filled amethyst... or ring structures. These arrangements deter- mine the fundamental properties of the silicates and...vanadinite, pyromorphite, mimetite, chabazite, dioptase, apatite, hematite, ne- and phenacite. This system |  | | Journal (issue) | | tourmaline -O- tremi brazilianite(2,99>b\ 11 o O dioptase ~ lite (2,98)' amblygonite(~3,02)+b t ^ b r...turning. But spare a thought for the m e n w h o mine these essential raw materials, the intrepid adventurers...plastic-bonded real turquoise. 210 A STUDY OF SOME GOLD MINE DIAMONDS By F. A. RAAL Diamond Research Laboratory...diamonds from more conventional sources the gold mine stones are all of the Type I variety, i.e. they...the G.R.I and 2·6 eV bands are present in the gold mine diamonds the inference is that these diamonds were | | | Book | | Inc., for the three stages in diamond cutting; Sinclair Oil Corp., for the geologic time scale. © Copyright...always one that has been well opened, such as a mine, a quarry, road or railroad cut, or a cliff. Fresh... The specimens found in the Mississippi Valley region are outstanding, and so are the gem-filled amethyst...vanadinite, pyromorphite, mimetite, chabazite, dioptase, apatite, hematite, nepheline, and phenacite....pigment made with the powdered mineral. Cleavage Dioptase: from Greek "to see into"-its cleavage planes |  | | Report (volume) | | 1902. Describes the author's field work in this region. . ' 11 12 BIBLIOGKAPHY OF NOETH AMERICAN...1904. Includes an account of the geology of the region around Montreal, Canada. Adams (Frank Dawson)...developments. 3. Physiography and geology of the Ozark region. U. S. Geol. Surv., 22d Ann. Rept., pt. 2, pp....'Carboniferous strata, and the geologic structure of the region. 4. Geology and water resources of the Patrick...characteristics of the several physiographic divisions of the region. 6. Stratigraphic relations of the Bed Beds to |  | | Book (edition) | | Federal Land Policy & Management Act of 1976 Federal Mine Safety and Health Act of 1977 Federal Water Pollution...(MCA) Massachusetts Institute of Technology (MIT) Mine Safety and Health Administration (MSHA) Minerals...(NIST) National Labor Relations Board (NLRB) National Mine Rescue Association National Petroleum Association...Commission Division of Minerals and Metals United Mine Workers of America (UMWA) United Nations Conference...Syn: a direction. CF: b axis; c axis. abandoned mine See: abandoned workings abandoned workings Excavations |  | | Journal (issue) | | from Tsumeb, S.W. Africa are azurite xl groups, dioptase crystals, smithsonite in crystal form, cerussite...Menard—1965 Buy and Use a Good Mineral Book Our SAPPHIRE mine will be open to Rockhounds. Write for information...Mineralogical and Geological Societies Northern Region — Rockrama — to be held at the Minnesota Fair Grounds...Belkxue. Wadi. v>:a)iM. Oa. 2. 3. 1965—Topeka Gun & Mine al Society, Inc., 9th Annual Show, will be held...Topeka, Kans. 66616. Oct. 2, 3, 1965 — Miami Valley Mine al and Gem Club Annual Show at the Dayton Museum |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...(lower right, center) mimetite, Tsiimehb, Namibia; (lower, right) gold, Amazonas, Brazi!. All specimens from...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet |
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Sinclair Mine, ǃNamiǂNûs Constituency, ǁKaras Region, Namibia