 | | Book | | Einschlüsse im Quarz Magie World: lnclusions in Quartz Vorwort Foreword Einführung 7 8 1ntrod...Sulfates, Wolframates Carbonates Silicates Synthetic quartz Final comments Acknowledgements References Photo...only represent a small and limited selection of quartz inclusions and should encourage the readers to...venture on their own journey into the magic world of quartz inclusions, maybe discovering a new, fantastic...aber auch wunderschöne crystals in pegmatites, quartz Kristalle in Pegmatiten, Quarzveins, ore deposits |  | Vignola, Pietro, Hatert, Frédéric, Roda-Robles, Encarnación, Simmons, William B., Francis, Carl A. (2014) PEGMATITIC PHOSPHATE: A TRIBUTE TO FRANÇOIS FONTAN, ANDRÉ-MATHIEU FRANSOLET, AND PAUL KELLER. The Canadian Mineralogist, 52 (2) 121-128 doi:10.3749/canmin.52.2.121 | Journal (article/letter/editorial) | | associations of the pegmatites of the Karibib region in Namibia (Keller & von Knorring 1985, Keller & von...the Tsumeb mineralization (Otjikoto Region, Namibia) and of Namibia in general (Keller 1974b, 1977a, 1977b...lead oxychloride mineral from the Kombat mine, Namibia (South West Africa). Mineralogical Magazine 54...phosphate minerals from the Tsaobismund pegmatite, Namibia. Fortschritte der Mineralogie 61, 65–66. Fransolet...mineral associations of the Tsaobismund pegmatite, Namibia. Contributions to Mineralogy and Petrology 92, |  | | Journal (article/letter/editorial) | | Africa brucec@uj.ac.za TSUMCORITE Tsumeb Mine, Namibia I t is fitting that Tsumeb should have not just...South Africa Limited and operated by Gold Fields Namibia until it finally closed in 1996. Gerhard Söhnge...green malachite, field of view 4 mm, Tsumeb mine, Namibia. Stephan Wolfsried specimen and photo. Fe3+)....the matrix, field of view 3.2 cm, Tsumeb mine, Namibia. Bruce Cairncross specimen and photo. Volume 92...of quartz partly coated by red iron oxides, field of view 10 mm, 30th level, Tsumeb mine, Namibia. Bruce |  | | Journal (issue) | | Pinzgau, Österreich • Epitaxien aus der Vulkan-Eifel • Neue Mineralien aus der Tschechischen Republik Einschlüsse...Neue Mineralien 60 Über Epitaxien bei Mineralien aus der Vulkaneifel 64 Königliches von der Waterkant...Flair und dem hochklassigen Angebot der Aussteller aus aller Welt begeisterte die Veranstaltung im Elsass...Elsass jährlich bis zu 35.000 Mineraliensammler aus dem In- und Ausland. Vor der 49.Auflage (21. bis 24....Noonkanbahit von der In dem Artikel über die Neufunde aus der Vulkaneifel im letzten MW-Heft wurde leider eine |  | | Journal (issue) | | Mineralien von der Uranerzlagerstätte Zirovski vrh und aus deren Umgebung/Slowenien • Einschlüsse in Quarz,...Mineralien von der Uranerzlagerstätte Zirovski vrh und aus deren Umgebung 76 Neue Ausstellungen ACHAT-MAGAZIN...Expo 2016" in Cedarbug, Wisconsin, USA 88 News aus Quartzite 2015 88 89 Ein Neufund, wenn auch nicht...nicht mehr „ganz" neu: Lava Cap-Thundereggs aus Deming, New Mexiko 90 Impressum 96 Schon gesehen? ...Edelstein". Neben zahlreichen Rohstein-Exponaten aus den Sammlungen von Karl Schneider und Peter Jecke |  | | Journal (article/letter/editorial) | | REPORT IGCP 418/440 Meeting, July-August 2002,Namibia C.F. Gower Geological Survey of Newfoundland and...one-day technical meeting was held in Windhoek, Namibia (July 27), followed by an eight-day field excursion...examine Proterozoic rocks in Central and southern Namibia. The field excursion attracted 18 participants...participants from Australia, Botswana, Canada, France, Namibia, Japan, South Africa and Sweden. An additional five...on Mesoproterozoic rocks from regions outside Namibia by Gower (Canada), Jacobs (Germany), Bogdanova |  | | Journal (article/letter/editorial) | | margin of the Gariep Belt at Rosh Pinah, southern Namibia M. M. Brayshaw and M. K. Watkeys Geological Sciences...Pan-African Gariep Belt, East of Rosh Pinah in southern Namibia, displays a transpressional deformational history...deformation of S2 by crenulation cleavages that formed in quartz-sericite schist zones, kink bands which deformed...fold and thrust belt, stretching from Lüderitz, Namibia in the northwest, to Kleinzee, South Africa, in...the northwest-trending Aus Road (Hälbich and Alchin, 1995). West of this Aus Road Fault, axial planes |  | | Journal (article/letter/editorial) | | Skorpionite Skorpion Mine Lüderitz District Karas Region Namibia BRUCE CAIRNCROSS S Department of Geology...Location of the Skorpion Zinc mine in southern Namibia; prepared by William Besse. Dr. Bruce Cairncross...mine (fig. 2) is located in the Karas region in southern Namibia (fig. 3) approximately 25 kilometers...kilometers north-northwest of the Rosh Pinah mine. This region forms part of the arid southeastern Namib Desert...parádsasvárite, paratacamite, pseudomalachite, quartz,* romanèchite, sauconite, scholzite,* skorpionite |  | | Journal (article/letter/editorial) | | freezing. Migmatites in the Aus granulite terrain, southern D Namibia, preserve evidence that large-scale...and accumulation occurred TE in the near-source region under suprasolidus conditions. Melt that was mainly...redistribution and accumulation in the near-source 40 region can have on the effectiveness of subsequent upwards...migration. Given that temperatures 41 in the source region are above the solidus, melt would be able to readily...investigation 47 of rocks from the Aus granulite terrain in southern Namibia that were metamorphosed and 48 |  | | Journal (article/letter/editorial) | | d constraints from the Kuckaus Mylonite Zone, Namibia Johann F. A. Diener1 , Åke Fagereng1,* , and Sukey...shear zone, the Kuckaus Mylonite Zone in southern Namibia, to constrain its pressure– temperature–fluid history...2016 (a) Namibia Botswana Kaapvaal Craton b NMC South Africa (b) 16ºE Lüderitz 27ºS Aus KM he... l– Ex cel sio r Keetmanshoop Sh ea rZ NAMIBIA Fr on t 100 km on e Gordonia Subprovince...of the study area to the south-west of Aus in southern Namibia. The Kuckaus Mylonite Zone (KMZ) forms |  | | Journal (article/letter/editorial) | | Desert Copper Valley, Khorixas District and Region, Namibia Department of Geology University of Johannesburg...Figure 1. The Namib Desert in the Sossusvlei area, Namibia. Bruce Cairncross photo (2017). N AMIBITE, Cu(BiO)...Mesopotamia located in Copper Valley in northwestern Namibia (von Knorring and Sahama 1981) where it occurs...occurs in a polymetallic mineralized hydrothermal quartz vein (fig. 3). Subsequent to its description as a... brochantite, khorixasite, and quartz. Since its discovery in Namibia, namibite has been found in other |  | | Report (issue) | | Geological Survey of Namibia) MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho...Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry Editor: Clare Kennedy Galloway Obtainable...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)...Twenty-three (23) unnamed phases are also listed. Namibia ranks second to Zaire as the most productive African |  | | Book | | Helmeringhausen 2 AiAiba 3 Rail ay station Garub near Aus Nature conservation, Erongo 16 Welwitschia...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 |  | | Journal (article/letter/editorial) | | orthopyroxene + clinopyroxene + plagioclase in both quartz-normative and olivine-normative rocks; this paragenesis...temperature range of 780 to 860 °C (Hewins, 1975). Around Aus (locality 13) Jackson (1976) estimated total pressures...assemblage (clinopyroxene, bytownite, sphene, and quartz) that is not usually regarded as diagnostic of...name Petrologie classification* Noritoid suite quartz d i o r i t e , gabbronorite, orthopyroxenite,...> 2 0 % Qtz 13 Grünau l5 16 0 0 - 2 0 % Qtz •Aus 14Q_ 10 Warmbad Lüderitz t © 1 7 -v v v v vv |  | | Journal (article/letter/editorial) | | metamorphism in the Sperrgebiet Domain, Gariep Belt, SW Namibia Johann F.A. Diener, Robert J. Thomas, Paul H. Macey...metamorphism in the Sperrgebiet Domain, Gariep Belt, SW Namibia, Precambrian Research (2017), doi: http://dx.doi...metamorphism in the Sperrgebiet Domain, Gariep Belt, SW Namibia Johann F.A. Dienera,∗, Robert J. Thomasb , Paul...inlier within the Pan-African Gariep Belt in SW Namibia. Clastic metasediments of the c. 1700 Ma Aurus...phengitic white mica, chlorite, minor garnet and quartz ± biotite, and contain pseudomorphs after a prismatic |  | | Journal (article/letter/editorial) | | Minerals 2009.84:544-550. Kunene District Kaokoveld, Namibia M any collectors choose to specialize in different...minerals include chrysocolla, ajoite, malachite, quartz, and hematite. It is unknown in the eastern United...well-crystallized malachite, Kaokoveld Plateau region, Namibia. Jeff Starr specimen, Jeff Scovil photo, courtesy...specimen, 12.4 cm high, Kaokoveld Plateau region, Namibia. Adam Shields specimen, Jeff Scovil photo....chrysocolla, variety bisbeeite. It is associated with quartz, calcite, conichalcite, olivenite, ajoite, chrysocolla |  | | Journal (article/letter/editorial) | | Cardiff CF102HH, Wales 2 Geological Survey of Namibia, Windhoek Abstract: The Tsumeb polymetallic carbonate-hosted...carbonate-hosted replacement deposit in northern Namibia, although now closed, is a world-renowned deposit...collections housed in the Geological Survey of Namibia include specimens collected by Hans Schneiderhöhn...prove to be new minerals. These minerals include: Quartz variety Amethyst; SbArsenbrackebuschite; Arthurite;...at Tsumeb. Key words: Tsumeb Mine; Mineralogy; Namibia. To cite this paper: Bowell, R.J & Mocke, H. 2018 |  | | Book (volume) | | place. Now a Fluorite is as valued as a Silver, Quartz is no longer just considered a matrix, Pyrites...don,GunpowderDi s t . , Mt .I s a,Queens l and, Aus t r al i a ex c ol l ec t i onI r vBr own 21/ 2”wi...eandCal c i t e Zi ncCor pMi ne,Br ok enHi l l , NSW,Aus t r al i a ex c ol l ec t i onAl ber tChapman &Mat...60 Amethyst Brandberg West, Gobbobisberg Mtns., Namibia, 31, 57 Margareta Mine, Amatitlan, Guerrero, Mexico...Mine, Chen Zhou, Hunan Prov., China, 8, 9, (on Quartz) 27 Brazilianite Linopolis Dist., Minas Gerais |  | | Journal (issue) | | colour and sometimes fractured. In the North-Western region, corundum is Introduction found in Tertiary volcanic...NorthKenya and Tanzania, in addition to the many western region of Kenya. This is in the Turkana unusual gemstones...sources ever supplied rough which can produce This region is part of the Mozambique orogenic star stones...location of the star sapphires in the North-western region of Kenya. The mining area, dashed area in the map..., 1977. Skapolith Katzenauge und Sternskapolith aus Zentral-Tansania. Z. Dt. Gemmol. Ges., 26, 3-5. Weibel |  | | Journal (article/letter/editorial) | | metamorphism in the low-pressure central Damara Orogen, Namibia H.P. Masberg a, E. Holler" and S. Hoernesb alnstitut...metamorphism in the low-pressure central Damara Orogen, Namibia. In: D.D. van Reenen et al. (Editors), The Archaean...highgrade metamorphism along the west coast of Namibia occurred under essentially water-absent conditions...assemblage in the metapelites is: plagioclase, quartz, alkali-feldspar, biotite, cordierite, garnet +_sillimanite...the migmatite area in the central Damara Orogen (Namibia) reveals several microfabric features which indicate |  | | Journal (article/letter/editorial) | | orthopyroxene + quartz ± plagioclase, (ii) spinel + quartz and (iii) corundum + quartz in the southwest...of the study area and (iv) garnet + cordierite + quartz + sillimanite ± alkali feldspar ± plagioclase ±...biotite parageneses in the northeast. The spinel + quartz bearing metapelites in the highest-grade domains...highest-grade rocks forms biotite + sillimanite + quartz intergrowths replacing Fe–Mg peak and post-peak...Achaean Kaapvaal Craton and stretches from southern Namibia into northwestern South Africa and, under Phanerozoic |  | Borisova, V. V., Voloshin, A. V., Kompanchenko, A. A., Selivanova, E. A., Bazay, A. V. (2019) Namibite from Alakurtti Pegmatites, Kola Region. Geology of Ore Deposits, 61 (7) 647-653 doi:10.1134/s1075701519070043 | Journal (article/letter/editorial) | | PARAGENESES Namibite from Alakurtti Pegmatites, Kola Region V. V. Borisovaa, *, A. V. Voloshina, A. A. Kompanchenkoa...peels of namibite fill cavities and fractures in quartz. The mineral occurs as an aggregate of nearparallel...literature. Keywords: namibite, granite pegmatites, Kola Region DOI: 10.1134/S1075701519070043 INTRODUCTION Namibite...formation sequence of zoned pegmatite veins. The quartz–microcline–plagioclase vein Alakurtti no. 1 located...Institute. Among them, there is a sample of biotite–quartz–feldspar pegmatite with a green mineral that was |  | | 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 |  | | Journal (article/letter/editorial) | | than a coincidence that Tania’s father mined rose quartz and blue lace agate, among other minerals in the...established trade in quartz crystals from the region, so he and Tania began buying quartz specimens from the...Key traveled extensively to South Africa (and Namibia) and was more than willing to impart his wealth...area but also further afield in South Africa, Namibia, and other mineral-producing African countries...the Orange River region, Namaqualand, such as the renowned red, hematite-included quartz and, perhaps most |  | | Journal (article/letter/editorial) | | fluorspar ore deposits are located at Okorusu (Namibia), Amba Dongar (India), and Mato Preto (Brazil)...occurs especially in the form of quartz, potash feldspar, and sericite. Quartz occurs in both free particles...in particles where it is locked with fluorite. Quartz was deposited late in the paragenetic sequence...Produzenten yon Fluorit aus karbonatitischen Fluoritlagerst~itten sind Okoruso (Namibia), Amba Dongar (Indien)...hydrothermalen Fluide teilweise bzw. gr6Btenteils aus phosphorreichen karbonatitischen Quellen stammen |
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