 | | Catalog/List | | £42 8 SPESSARTINE Marienfluss, Kunene, Namibia. Main~ 10mm. 50x35x24mm. £48 9 SPESSARTINE GARNET on |  | | Catalog/List | | 54x20x20mm £24 9 TOURMALINE, variety Schorl, Erongo, Namibia. Lustrous doubly termninated crystal. 40x36x35mm...59x43x28mm. £24 13 FLUORITE and SCHORL, Erongo, Namibia. Very unusual crystal formations. 67x48x56mm. £32...20mm. 61x40x38mm. £28 16 SPESSARTINE garnets, Marienfluss, Kunene, Namibia. Orange xtls to 10mm. 50x34x22mm...50x34x22mm. £24 17 AMETHYST, Brandberg, Gobobos, Namibia. 50x32x27mm. £32 18 FLUORITE, Yaogangxiam tungsten |  | | Journal (article/letter/editorial) | | Kent] at 15:29 06 November 2014 Spessartine Marienfluss, Northern Namibia I n a recent issue of this...both almandine and the closely related species spessartine have made them a historically important and relatively...of this year’s Tucson Gem and Mineral Show, spessartine has been chosen as this issue’s Connoisseur’s...a fine spessartine specimen from Marienfluss, northern Namibia, has been chosen. Spessartine, because...yellow, orange, and red; almost pure end-member spessartine is bright orange. It is typically transparent |  | | 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) | | Bahmann, U., Raspite from the Erongo Mountains, Namibia, 272–74 Baileychlore, 319 Bailey, D. G., see Thirty-sixth...Cairncross, B., Raspite from the Erongo Mountains, Namibia, 272–74 Calaverite, Cripple Creek, Colorado, R...Collector’s Note, Raspite from the Erongo Mountains, Namibia, B. Cairncross, H. Van Niekerk, C. Reineke, U....Autonomous Region, China, R. B. Cook, 242–48; Spessartine, Marienfluss, Northern Namibia, R. B. Cook...Fish: Life in the Ordovician Sea of the Cincinnati Region, J. St. John, 467–68; Studies on Agate: Microscopy |  | | Book | | Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...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...__ 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 |  | | Journal (article/letter/editorial) | | uvarovite (Cook 1998), almandine (Cook 2009), and spessartine (Cook 2010). This column is devoted to grossular...Kimitoön, Western Finland Province, Finland Proper region, Finland, where lusterless dodecahedra of the iron-rich...been found at Žulová, Jesenik district, Olomouc region, Czech Republic. Similar specimens have come from...from Černá Voda, Jesenik district, Olomouc region. Brown grossular to 1 cm on edge, in a massive quartz...Haslau on old labels), Cheb district, Karlovy Vary region. Grossular is found as well-formed crystals in |  | | Journal (issue) | | Barcelona, Spain 544-550 Shattuckite, Kunene District, Kaokoveld, Namibia 557-558 Collecting at Hallelujah...Colored gemstones from Canada 50-59 Spessartine from Marienfluss, N-Namibia 60-61 Campbell Bridges (1938-2009)...Harz 42-43 Philipsburgit aus der Tsumeb-Mine, Namibia 44-46 Natrolith vom Hohentwiel 47 Bestimmung der...Marokko 78-90 Mineralien aus Schörfen im Kaokofeld, Namibia 91-96 Achat Magazin 189 De column van Cronstedt |  | | Journal (article/letter/editorial) | | kunzite, kyanite, peridote, pyrope, rhodolite, spessartine, (chrome) titanite, spinel, ruby, sapphire, padparaja...Garnet group Grossular (hessonite, tsavorite), spessartine, pyrope and its variety rhodolite, andradite...in the concentration processes of diamonds in Namibia (Section 3.8). Aeolian processes come into effect...British Columbia, Canada (Figure 13c) [89]. The spessartine (a member of garnet-group minerals, with Mn as...prominent river in the region as “Kunene Garnet” was mined in the Marienfluss-Hartmannberge claims, an |  | | Journal (issue) | | the world 's m ost important diam ond-producing region . Certainly. African sources contin ue to produce...continuing role as the most important dia mond-producing region in the world , surpassing in overall impact even...discovered in 19 10 (Kunz, 1911i Cobba, 1989), in the region south of Lake Victoria. In 1925, Tangan yika Dia...Kenya Lesoth o Liberia Malawi Mali Mozambique Namibia Nigeria Sierra Leone South Africa Swaziland Tanzania...fSouthern Alrica encompasses: Botswana, Lesotho, Namibia, South Africa, Swaziland, and Zimbabwe. gCentral |  | | Journal (issue) | | 3480million-year-old host rock – Spessartine, Marienfluss, northern Namibia – Zambian emeralds Spirifer 2010/1 |  | | Journal (issue) | | 3480million-year-old host rock – Spessartine, Marienfluss, northern Namibia – Zambian emeralds Spirifer 2010/1 |  | | Book | | Republic, 6 cm). Figure 1.2 Halite crystals (Namibia, 5.8 cm). 6 section devoted to the display of...in groups 8–12, show marked deviation. In this region of the Periodic Table, electronegativity increases...bonded substances, the electrons are confined to the region between the nuclei of the bonded atoms and they...showing stepped, cubic crystal faces (Erongo, Namibia, 5.8 cm). hence occurs less commonly. Figure 4...5 Mg3Al2Si3O12 Pyrope 3.5 Mn3Al2Si3O12 Spessartine 4.2 Ca3Cr2Si3O12 Uvarovite 3.9 Table 4.1 |  | | Journal (issue) | | 11 DTCsightholder manufacturing facilities in Namibia. However, these are supplied from all DTC sources...of cutting factories throughout South Africa, Namibia, and Botswana, such as this facility in South Africa...with the opening of a new mine in the Nova Era region and technological developments at established mines...saw the rise in popularity of garnets such as spessartine (e.g., Laurs, 2002b), demantoid (Laurs 2002a;...created potential for unrest in an already volatile region of the country, formulated a stimulus package (Golan |  | | Journal (issue) | | idealized diagram of the occurrence of opal in this region).The sandstone is usually overlain by a silcrete...Photomicrograph by Shane F. McClure; magnified 30x. plus the region beneath, where less of the chromium has penetrated...Riissia. The ddferent rapalzivi granites in the region vary between 1,650 and 1,700 million years (My)old...there may be more gem-bearing pegrnatites in this region of Finland. REFERENCES Appleman D:E., Evans H...the+presenceof dye, was superimposed over the spectral region where emerald chromium lines usually appear. Thus |  | | Book | | coppercrystals co1ne from many localities like Tsumeb, Namibia and Chessy, France. Crystals up to 140mm (5½ in)...15 mm (1 9h2 in) come from Konder in Khabarovsk Region, small crystals, but mainly nuggets, weighing up...aggregates are found in Sri Lanka (Radegara, Galle region). Accumulations in Buckingham and Grenville, Quebec...Bor, Serbia; Bisbee, Arizona, USA and Tsu1neb, Namibia. Application: important Cu ore. Djurleite Cu31S16...Montana; Bisbee, Arizona, USA), also in Tsumeb, Namibia, together with chalcopyrite, pyrite and other minerals |  | | Book | | coppercrystals come from many localities like Tsumcb, Namibia and Chessy. France. Crystals up to 140mm (5'A in)...to 15 mm ("/» in) come from Konder in Khabarovsk Region, small crystals, but mainly nuggets, weighing up...aggregates are found in Sri Lanka (Radegara, Galle region). Accumulations in Buckingham and Grenvillc, Quebec...(Diamantina, Minas Gerais), Congo. Angola and Namibia were found in placer deposits. Diamonds of industrial...Bor. Serbia; Bisbee, Arizona. USA and Tsumeb, Namibia. Application: important Cu ore. Djurleite Cu |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Huantaya(*), Chanarcillo(*), and Chanca, Chile; Tsumeb, Namibia. BM DI:96, R:313, P&J:71, ABI:475. 1.1.1.3 Copper...Broken Hill mine, Zambia; Onganja mining district, Namibia. Andacolla, near Coquimbo, and Chuquicamata, Chile;...nm); weakly anisotropic. Bolshoi Anyui R.., Kolyma region, Russia, in gold-bearing alluvium. sm MZ 11(4):88(1989)...VHNjo9 = 260. R = 55.3 (540 nm). Magnetic. Kumak region, Southern Ural Mts., Russia, in quartz veins with...VHNjo9 = 900. R = 58.8 (540 nm). Magnetic. Kumak region, Southern Ural Mts., Russia, in quartz veins with |  | | Journal (issue) | | water pools and scorching soil: This marvelous region (Plutonian realm) was discovered in 1847 by Mr...Great Valley sequence in The Geysers-Clear Lake region of northern California. In Field Trip Guide to...magnetic studies o f The Geysers-Clear Lake geothermal region, California. U.S. Geological Survey Open File Report...reminiscent of the color of the rhodochrosite from the region. A few tightly packed sprays are a deep wine red...occurrence of well crystallized specimens from the region although the mineral has been observed as massive |
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Marienfluss, Epupa, Kunene Region, Namibia