 | | Journal (article/letter/editorial) | | Damaraland Lamprophyres and Carbonatites, Northwestern Namibia: Evidence for Plume–Lithosphere Interactions ANTON...igneous complexes in Damaraland, northwestern Namibia. Lamprophyres, emplaced as late-stage dykes, stocks...WORDS: geochemistry; lamprophyre carbonatite; Namibia; Tristan plume ∗Corresponding author. Telephone:+27-21-650-2921...complexes extend through Damaraland in northwestern Namibia (Fig. 1) and provide an example of the contiguous... 1. Simplified geological map of northwestern Namibia, showing the main outcrop regions of the Etendeka |  | | 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 |  | | Journal (article/letter/editorial) | | January 2015 Goboboseb Mountains Brandberg Region, Namibia BRUCE CAIRNCROSS Department of Geology University...collected in the past few decades in the Brandberg region, Namibia. Excellent quartz specimens display a wide...interest in the minerals of Namibia, particularly from Erongo and the Brandberg region. 442 ROCKS & MINERALS...exception. It is an imposing feature in central Namibia where it is located approximately 220 kilometers...and has been designated a national monument in Namibia. It has some unique flora, such as the Brandberg |  | | Journal (issue) | | Front cover: Sulfur on Aragonite, 25 cm Cozzodisi mine, Casteltermini, Agrigento, Sicily, Italy. Adalberto...place in the Sardinian mines and the Traversella mine (Piedmont). The second edition of the Catalogue...Marches Region, and the sphalerite, chalcopyrite and various rare sulfosalts from the Bottino mine in Tuscany...exploring the underground workings of an historic gold mine in the Brusson area, Val d' Ayas, western Alps....momentum came from my first visit to the Jeffrey mine in Asbestos, Quebec in 1997. I was fascinated by |  | | Journal (issue) | | (Dodecahedron) with Quartz, Erongo Mountains, Namibia, 2.5 x 2.6 x 2.4 cm, Jeff Scovil photo, Alex Schauss...Club. This led to all kinds of field trips in the region, including one of my first trips to collect Herkimer...track, to collect specimens underground at the Kelly mine, famous for exceptional blue-green botryoidal smithsonite...nearby Graphic mine, noted for azurite and malachite crystals, and visit the Blanchard mine to collect fine...included that of Ms. Blanchard at the Blanchard mine, who greeted someone she didn’t know with a shotgun |  | | Journal (issue) | | cover Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection;...custom jewelry. Wulfenite, 5.4 cm, from the Defiance mine near Gleeson, Cochise County, Arizona. Ken Donn...photo. Wulfenite (hot-pink), 3.7 cm, from the Glove mine, Tyndall district, Santa Cruz County, Arizona. Collected...pseudomorph after azurite, 4 cm, from the Inspiration mine, Globe-Miami district, Gila County, Arizona. Ken...Cerussite twins on matrix, 6.5 cm, from the Grand Reef mine, Aravaipa district, Graham County, Arizona. Ken |  | | Journal (article/letter/editorial) | | Russian) were vying for ultimate control of the region. Hurtado’s dogged research and attention to small...C. Leicht Kristalle Laguna Beach, California Namibia Minerals and Localities by Ludi von Bezing, in...perfect introduction line to this book review. Namibia Minerals and Localities is a massive tome, 856...personal collection from the region. He has traveled extensively in Namibia, collecting data on most of...it documents most of the mineral localities in Namibia, including currently operating and defunct mines |  | | 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...Gahnit-Vorkommen von Okahua, Otjiwarongo-Gebiet 140 Tsumeb: ein Name geht um die Welt ... 143 Guchab, |  | | 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 |  | Elliott, H.A.L., Wall, F., Chakhmouradian, A.R., Siegfried, P.R., Dahlgren, S., Weatherley, S., Finch, A.A., Marks, M.A.W., Dowman, E., Deady, E. (2018) Fenites associated with carbonatite complexes: A review. Ore Geology Reviews, 93. 38-59 doi:10.1016/j.oregeorev.2017.12.003 | Journal (article/letter/editorial) | | Canada c GeoAfrica, P.O. Box 24218, Windhoek, Namibia d Telemark, Fylkeshuset, Postboks 2163, 3103 Tønsberg...One 268 example of this process is the Okorusu fenite, Namibia, which displays undulating or 269 scalloped...Willem, Namibia (Reid and Cooper, 1992); Toror Hills, Uganda (Sutherland, 1965b) 343 and Okorusu, Namibia...fluids from inclusions at the Okorusu and Kalkfeld 411 carbonatites, Namibia (Bühn et al., 2002). This...importance’, either as a past producer, an active mine or a deposit (i.e. those with 620 a quantified |  | | Report (issue) | | A fluorite specimen from the Number 1 (Minerva) Mine, Cave-in-Rock subdistrict, Illinois-Kentucky fluorspar...............................................G31 Mine Waste Characteristics.........................................................................G36 Mine Closure...........................................a fluorite specimen from the Number 1 (Minerva) Mine, Cave-in-Rock subdistrict, Illinois-Kentucky fluorspar...Selected examples of the chemistry and mineralogy of mine waste generated at fluorspar mines............. |  | Stoppa, Francesco, Schiazza, Mariangela, Rosatelli, Gianluigi, Castorina, Francesca, Sharygin, Victor V., Ambrosio, Francesco Antonio, Vicentini, Noemi (2019) Italian carbonatite system: From mantle to ore-deposit. Ore Geology Reviews, 114. 103041 doi:10.1016/j.oregeorev.2019.103041 | Journal (article/letter/editorial) | | Pianciano, Ficoreto and Forcinelle in the Roman Region demonstrates that Italian carbonatites are not...characterise the matrix. At temperatures of ≤100°C analcime, halloysite, quartz, barren calcite, and zeolites...Italy in a large volcanic area, named ‘The Roman Region’ (RR) by Washington (1906) (Fig. 1). Locardi (1990)... PR India (Viladkar et al., 2019). AL ROMAN REGION CARBONATITE OCCURRENCES Subvolcanic carbonatites...a very fine-grained matrix of Sr-rich calcite, analcime, barite, britholite-(Ce), baritocelestine and |  | | Journal (issue) | | localities like the Sweet Horne mine, Breckenridge, Mount Antero, the Sunnyside mine, Creede, Cripple Creek,...Collection" labels list the name of the lade or mine, the mining district and county, and the assay results...thread, some taken from the surface of the American mine and some from its deepest workings indicating that...that depth does not change the character of the mine. One is impressed by the money as well as the scientific...quartz, interspersed with gold, but the owner of the mine, Mr. Walker, seeing the cabinet, said that the piece |  | Pirajno, Franco, González-Álvarez, Ignacio, Chen, Wei, Kyser, Kurt T., Simonetti, Antonio, Leduc, Evelyne, leGras, Monica (2014) The Gifford Creek Ferrocarbonatite Complex, Gascoyne Province, Western Australia: Associated fenitic alteration and a putative link with the ~1075Ma Warakurna LIP. Lithos, 202. 100-119 doi:10.1016/j.lithos.2014.05.012 | Journal (article/letter/editorial) | | Shawa and Gunga (Zimbabwe), Okorusu, Kalkfeld and Ondurakorume (Namibia), the giant Bayan Obo (China)...and sodalite/nosean, with the latter altered to analcime and bluishgreen riebeckite, associated with a...fenites are recorded from the Messum Complex in Namibia, where Mathias (1956) noted rocks that were completely...K-feldspar, amphibole, aegirine-augite, sodalite and analcime. Mathias (1956) referred to these rocks as theralite...River Fault, a major NW-trending structure in the region, which a recent seismic survey across the Gascoyne |  | | Journal (issue) | | samsonite emerged from just two pockets in the Samson mine. St. Andreasberg is also known for its fine specimens...including the Brocken, is placid and bucolic—a region, as Bancroft (1984) puts it, “of beauty: gently...in the St. Andreasberg District’s renowned Samson mine ceased in 1910, but in 1950 the Samson Pit Mining...taken on mine tours from there. And since 2001 the Harz Roller Canary Museum, at the Samson mine pithead...discoveries of ore in a (then) nearly untapped region of the Harz Mountains. The mineral-rich hill was |  | | Journal (issue) | | Marsmeteorit Tissint zu bewundern, der 2012 in der Region Tissint in Marokko vom Himmel fiel. Der 908,7 Gramm...Isar,aus dem Norden Deutschlands sowie auch aus Namibia und Island. Ohne Kies gäbe es keinen Beton oder...Fragenkomplex sicherlich nicht ralschätzen der Region am östKonglomeraten zwischen Krems lichen Rand...2011 beschrieben, ist es vor allem die Autonome Region Innere Mongolei (Nei Menggu), die derzeit viel...drei Fundstellen (darunter derTyplokalität Trotter Mine bei Franklin, New Jersey) bekannten Mineral, handelt |  | | 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 |  | | Journal (issue) | | have been mined in several Tavras' (mines) in the region of Santa Maria, and were of such a good sky-blue...paper. Teramae, Hirata and Soeda, colleagues of mine at Central Gem Laboratory, are thanked for their...Association tour: lab, gem collection • Steinkaulenberg mine tour • Historic and modern gem cutting workshop...(Figure 13 lower) and lack peaks in the 4-5000 cm"1 region, a spectrum clearly different from that of blue...'Seraphinite', cloudy amber beads from the Baltic region which display a wood-like texture, and a group |  | | Journal (issue) | | Vishnevye Mts. in the Urals, a famous pegmatite region about 100 km south of Ekaterinberg, were purchased...exploration potential that exists in the surrounding region. Historical background Archaeologically, nephrite...were promoted as the principle nephrite-producing region for the Soviet Bloc countries and this appears...structural high and the oldest tectonic element in the region. These Precambrian rocks are unconformably overlain...rocks underlie an area of almost 100 km 2 in the region and host economically important mineral deposits |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...the words of the original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO |  | | Journal (issue) | | Wise & G. R. Rossman Orpiment from the Twin Creeks mine, Humboldt County, N e v a d a ............................. 311 by B. K. Lees The Purple Passion mine, Yavapai County, A rizona.................. 323...cm from the Meea trom tne M e 8a pit, Twin Creeks mine, Humboldt County, Nevada. Mined by Collector's Edge...11 cm across. In 1935 they leased the San Diego mine in the Mesa Grande pegmatite field, in southern...located just around the hill from the famous Himalaya mine, source of gorgeous red elbaite tourmaline crystals |  | | Book | | magmatism of the eastern margin of the Atlantic (Namibia, Angola) or the western African kimberlites do...Mafic-Ultramafic Magmatism in the Southwest Uganda Region of the African Rift: Implications from Experimental.... . . ... 3 The Crust Under the Canary Islands Region ............. 4 Network of Fractures and Identity...Identity of Vertical Movements in the Canary Islands Region ........................... 4.1 Transoceanic and...African craton (200-180 Ma); Lebombo (195-190 Ma), Namibia (165-120 Ma), Chilwa (139 Ma), Luderitz (130 Ma) |  | | Journal (issue) | | those of spessartine from from Kunene Kunene (Namibia), (Namibia),while while those those of of brown-orange...boundary boundary river river between between Namibia Namibia and and Angola, Angola, but but became became...the the northern northern edge edge of of Namibia, Namibia, near near the the border border with with... n Locality Nigeria 6 1.801-1.803 Rutherford Mine, Virginia1 1.802(3) Taita Hills, Kenya 2 1.795-1...7 4.15 Mol% Ramona, Calif. >1.81 Kunene, Namibia 5 1.801-1.803 1. Sinkankas and Ried, 1966 2. |  | | Journal (article/letter/editorial) | | Ca2Al2SiO6(OH)2 Li2Al2(Si2O6)2·2(H2O) 10 42 15 Analcime Anatase Ancylite Andalusite Anglesite Anhydrite...the Alpine region, and (3) Mid-Triassic to early Jurassic extension in the extra-Alpine region. Isotope...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...make a contribution to the cultural heritage of a region and may successfully be used in exploration (Mascaro...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting |
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