 | | Report (issue) | | Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia) MINISTRY OF MINES...GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry...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 |  | Hawthorne, Frank C., Abdu, Yassir A., Ball, Neil A., Pinch, William W. (2013) Carlfrancisite: Mn2+3(Mn2+,Mg,Fe3+,Al)42(As3+O3)2(As5+O4)4[(Si,As5+)O4]6[(As5+,Si)O4]2(OH)42, a new arseno-silicate mineral from the Kombat mine, Otavi Valley, Namibia. American Mineralogist, 98 (10) 1693-1696 doi:10.2138/am.2013.4426 | Journal (article/letter/editorial) | | arseno-silicate mineral from the Kombat mine, Otavi Valley, Namibia Frank C. Hawthorne1,*, Yassir A...Si)O4]2(OH)42, is a new mineral from the Kombat mine, Otavi Valley, Namibia, and occurs as curved platy aggregates...mineral species, arseno-silicate, Tsumeb mine, Otavi Valley, Namibia, electron microprobe analysis, optical...Introduction Occurrence The mineralization at the Kombat mine, Namibia, consists of epigenetic, hydrothermal, and...Asis West sector of the Kombat mine (Dunn et al. 1988), Otavi Valley, Namibia, latitude 19°45′ S, longitude |  | | Book | | North TsumebSpecial The Otavi Mountainland The Central Northern to Northwest Region including Damaraland...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 |  | | Book (volume) | | Acanthite San Juan de Reyes Mine, Guanajuato, Mexico, 52 Adamite Ojuela Mine, Mapimi, Durango, Mexico,...(Cuproadamite with Ferrolotharmeyerite) Tsumeb Mine, Tsumeb, Namibia, 22 Apophyllite (on Stilbite) Jalgaon, Maharastra...Malachite) Liu Feng Shan Mine, Anhui Prov., China, 18 (& Malachite) Milpillas Mine, Sonora, Mexico, 32, 38-39...Quartz) Yaoganxian Mine, Chen Zhou, Hunan Prov., China, 56 Calcite (on Fluorite) Elmwood Mine, Elmwood, Tennessee...India, 40 (on Copper) Quincy Mine, Houghton Co., Michigan, 49 Wenshan Mine, Wenshan Autonomous Pref,, Yunnan |  | | Catalog/List | | 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...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... 57001 Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment point on the |  | | Journal (issue) | | the Unificada mine, Potosi, Bolivia. Top right: Benitoite, 2 cm, from the Benitoite Gem mine, California...N‘Chwaning I mine, Kuruman, South Africa. Bottom right: Mimetite, 2.7 cm, from the Tsumeb mine, Namibia. Back...Record: (1) Stephanite, Husky mine, Canada. (2) Wulfenite, Rowley mine, Arizona. (3) Diaspore twin, Pinarcik...Adelaide mine, Tasmania. (5) Andradite, Antetezambato, Madagascar. (6) Calcite, Mashamba West mine, Congo...Afghanistan. (8) Scorodite, Tsumeb mine, Namibia. (9) Shigaite, N’Chwaning II mine, South Africa. v This special |  | | Journal (issue) | | Newsletter $6.00 Fibrous Malachite from the Mindingi Mine Katanga, Democratic Republic of the Congo Tony Nikischer...Specimens of fibrous malachite from the Mindingi Mine in the Kambove District of Katanga began to appear...ten {I 0) years ago (see figure J ). Although the mine was first worked superficially in the 1930s for...DRC as well (see figure 2). Today, the Mindingi Mine continues to produce wonderful malachite specimens...common forms seen from most nearby localities in the region. Solid, botryoidal malachite samples are currently |  | | Report (issue) | | 0:03K 0:01 )§=6:99 (Si1:01 O4 ) 3(OH)2 : (2) Kombat mine, Namibia; by electron microprobe, H2 O by di®erence;...barysilite, spessartine, vesuvianite, barite, copper, hausmannite (Kombat mine, Namibia). Distribution:... Val d'Aosta, Italy. In the Kombat mine, 49 km south of Tsumeb, Namibia. From Hotazel, near Kuruman,...mcgovernite-like mineral and leucophoenicite from the Kombat mine, Namibia. Amer. Mineral., 73, 1182{1185. All rights |  | | Journal (article/letter/editorial) | | 113(6) Å, V 12013.5(4) Å3, from the Kombat mine, Otavi Valley, Namibia, and mcgovernite, ideally Zn3 (Mn2+...mcgovernite-like mineral from the Kombat mine, Otavi Valley, Namibia, and Hawthorne et al. (2013) recently...diopside: Si; andalusite: Al; fayalite: Fe; spessartine: Mn; gahnite Zn; forsterite: Mg. The data were...Al)(As3+O3)2[(Si,As5+)O4]10(OH)16, from the Sterling Hill mine, Ogdensburg, Sussex County, New Jersey, USA. Mineralogical...mcgovernite-like mineral and leucophoenicite from the Kombat mine, Namibia. American Mineralogist, 73, 1182–1185. Gagné |  | | Journal (article/letter/editorial) | | magnetite and hematite) and silicate layers (spessartine, manganocummingtonite, ± tephroite, fluorapatite)...ferrugineux à magnétite et hématite) et silicates (spessartine, manganocummingtonite, ± téphroïte, fluorapatite)...dolomite, kutnohorite, jacobsite, magnetite, and spessartine. Although the compositional zoning is most likely...thickness, with minor jacobsite, magnetite and spessartine. It seems that in this association, dolomite...EMPA show that the magnetite associated with spessartine contains up to 2–4% MnO and 1–2% V2O5. In the |  | | Journal (issue) | | by R. Z. Kothavala Rare minerals of the Kombat mine, Namibia ................................ 421 by....439 by S. Petrussenko Minerals of the Beltana mine, Puttapa, South A ustralia 449 by P. Elliot Columns...ichigan 49930 (906) 482-9560 Michigan native copper; mine owner; wholesale, retail 411 Museum o f Geological...stilbite on the specimens were typical of that region. Bill Birch (1977) similarly encountered cavansite...striking a deal with the quarry owner for the rights to mine specimens. Sparse sprays of cavansite encountered |  | | Journal (issue) | | Articles Mineralogy and paragenesis of the Little Three mine pegmatites, Ramona district, San Diego County, California...plus an interesting range o f rare species. The mine, first opened in 1903, continues to produce fine...fine specimens. T INTRODUCTION The Little Three mine is one of several mines located on the Little Three...Ramona district, San Diego County, California. This mine, strictly speaking, is developed in the Little Three...fine gem-quality and specimen-quality orange spessartine garnet, and blue topaz equalling or surpassing |  | Chukanov, Nikita V., Zubkova, Natalia V., Jančev, Simeon, Pekov, Igor V., Ermolaeva, Vera N., Varlamov, Dmitry A., Belakovskiy, Dmitriy I., Britvin, Sergey N. (2020) Zinc-rich and copper-bearing amphiboles from sulfide-free ore occurrences of the Pelagonian Massif, Republic of North Macedonia. Mineralogy and Petrology, 114 (2) 129-140 doi:10.1007/s00710-020-00694-z | Journal (article/letter/editorial) | | Russian Academy of Sciences, Chernogolovka, Moscow Region 142432, Russia 2 Faculty of Geology, Moscow State...Experimental Mineralogy, Chernogolovka, Moscow Region 142432, Russia 5 Petrography, Mineralogy and...phlogopite, magnesio-riebeckite, aegirine-augite, spessartine, epidote-group minerals and hematite. Zn spinels...minerals of the rock are dolomite, piemontite, spessartine, gahnite, coronadite, and hydroxycalcioroméite...85(1) southern Kaoko Belt of northwestern coastal Namibia which are confined to massive baryte horizons (Gauert |  | | Journal (issue) | | the Merelani mine, located on the slopes of the Lelatema Mountains in the Manyara Region, about 70 km...cover: Top left: Euclase, 2.2 cm, from the La Marina mine, Colombia. Top right: Topaz, 8.4 cm, from Ouro Preto...left: Phosphophyllite, 2 cm, from the Unificada mine, Potosi, Bolivia. Bottom right: Grossular, 3.5 cm...of the town of Brandberg, Daures Constituency, Erongo Region, Namibia. The occurrence was discovered in...Fluorapatite on elbaite, 5.5 cm, from the Alto da Cabeca mine, Parelhas, Rio Grande do Norte, Brazil. Will Johnson |  | | 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...alpinotypen Klüfte aus der Gamsberg-Region 180 Die grünen „Amethyste" aus der Region des Gamsberges 195 Spektakuläre |  | | Journal (volume) | | Trevor F. Bridges 61-65 A report on Westernhope Old Mine, Weardale, Co. Durham Trevor F. Bridges Journal...Långban in Sweden, the Kombat Mine in Namibia, and the Mammoth St. Anthony Mine in Tiger, Arizona. • Production...manganese-hosted Pb deposits found throughout the region. This has proved to be an unexpectedly complex...from localities around Bristol such as the Wesley Mine and Coombe Farm and from other quarries around Frome...localities around Priddy including the Higher Pitts Mine. Consequently, we have good knowledge of these particular |  | | Journal (issue) | | Rhodonite, 4.7 cm, from the 1700 level, Zinc Corporation mine, Broken Hill, New South Wales, Australia. Collection...collection, John Chapman photo. • 2.5 cm, Top Camp mine, Western Ausytralia. George Stacey collection, Jeff...Scovil photo. Middle row from left: • 2.3 cm, Kintore mine, Coolgardie, Western Australia. Aloe Family collection;...spent the rest of their lives there as miners and mine captains. Cornish tradition favored the collecting...build his mineral collection. His job at the Moonta mine was sampling ore for the company’s assay office |  | | Journal (article/letter/editorial) | | in diameter, com- a manganeseore lens at the Kombat mine, 49 km south monly showing semispherulitic texture...texture consisting of fi- of Tsumeb, Namibia. The new name relates to the Dabrolamellar crystalsup to... 1 4 6 ( 9 ) . new mineral from the Cap Garonne mine, Var, France. The mineral occurs in a lenticular...as euhedral, intergrown crystals up to 0.3 x spessartine,apatite, parsettensite,caryopilite, and 0.06...pleochroic a: 0 : colorless, ^y: pale green to Kombat mine, Namibia (South West Africa). Mineral. palegray;orientationa':(00I |  | | Journal (article/letter/editorial) | | to the ore crushers or are thrown as waste into mine dumps. Modern mining methods, too, tend to be highly...unusually rich in fine specimens from Tsumeb, Namibia. A collection from Ralph Sutcliffe of England,...azurite, and vanadinite from Morocco, azurite from Namibia, rhodochrosite from South Africa, vivianite from...suites of the famous quality specimens from Tsumeb, Namibia, as any museum in the world. A total of $6 million...Pyromorphite, 3 inches tall, Bunker Hill mine, Kellogg, Idaho; gift of the mine owners. Figure 7: Adamite, 2V4 |  | | Journal (article/letter/editorial) | | rare species such as calcite, rhodochrosite, spessartine, magnetite, willemite, franklinite, alleghanyite...unusual rhodonite on galena specimen from the North mine, Broken Hill, New South Wales, Australia; field...Rhodonite also has been reported from the Stinson mine on Jenny Jump Mountain, Warren County, New Jersey...lapidary-grade massive rhodonite occurs in an old manganese mine north of Kid’s Store, Nelson County, Virginia, and...Sugar Grove in Smyth County; at the Red Mountain mine, Augusta County; and rarely in crystals to 1.2 cm |  | | Journal (article/letter/editorial) | | microscopic barite, rhodonite, rhodochrosite and spessartine inclusions. The refined unit-cell parameters...ostrove Honšú v Japonsku (Fukuoka 1981) alebo ložisko Kombat v Namíbii (Dunn 1991). V rámci systematického mineralogického...Africa. Dunn P. J. (1991) Rare minerals of the Kombat Mine. Mineral. Record 22, 421-425. Eisele G. (1907) |  | | Journal (article/letter/editorial) | | 1993), in sandstone-hosted deposits at the Kombat mine, Namibia (Dunn 1991); and in carbonate-hosted deposits...“mixed ores”) containing quartz, rhodonite, spessartine and andradite–calderite garnet, tephroite, rhodochrosite...silicates, carbonates, and oxides (rhodonite, spessartine and andradite–calderite garnet, tephroite, rhodochrosite...schistosity. In addition to these minerals, spessartine porphyroblasts with a diameter of up to 0.5 mm...abundant. Under the optical microscope, the spessartine crystals seem cloudy owing to the presence of |  | Brugger, Joël, Meisser, Nicolas, Schenk, Kurt, Berlepsch, Peter, Bonin, Michel, Armbruster, Thomas, Nyfeler, Daniel, Schmidt, Susanne (2000) Description and crystal structure of cabalzarite Ca(Mg,Al,Fe)2(AsO4)2(H2O,OH)2, a new mineral of the tsumcorite group. American Mineralogist, 85 (9) 1307-1314 doi:10.2138/am-2000-8-925 | Journal (article/letter/editorial) | | occurring in altered Mn ore at the abandoned Falotta mine (Swiss Alps). Together with other arsenates, cabalzarite...cations. The mineral occurs in the abandoned Mn-mine of Falotta, Graubünden, Switzerland, and has been...A small Mn-deposit was excavated at the Falotta mine during World War II. Falotta belongs to the numerous...consists mainly of braunite, rhodonite, and spessartine. In addition, tinzenite, parsettensite, sursassite...include Långban, Sweden (Boström et al. 1979), Kombat mine, Namibia (Dunn 1991), Franklin, New Jersey, USA (Dunn |  | | Journal (issue) | | Jebel Ouichane, Sagangane, Nador Province, Oriental Region, Morocco. Doug Fiske collection; Jordan Root photo...row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The...Spodumene (variety kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler |  | | Journal (issue) | | FLUORffE Tue largest crystal measures 3 cm Heights mine, Weardale, County Durham, England. Stuart Strife...photo Backcover: (upper left) Elbaite, 4.5 cm, Sapo mine, Goiabeira, Minas Gerais, Brazil; Gus Eitler collection;...Rhodochrosite, 11.5 cm, Good Luck pocket, Sweet Horne mine, Alma, Colorado. Ex Steve Smale collection. Joe...Daoping mine, Guilin, Guangxi, China. Ex Steve Smale Kunzite spodumene, 11 cm, Urucum mine, Minas Gerais...photo. Benitoite on natrolite, 5.5 cm, Dallas Gern mine, San Benito County, California. Ex Robert Gill collection |
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