...Tom N. Clifford Abstract The Neoproterozoic succession in the Outjo District of northern Namibia is a mainly sedimentary sequence that was deposited in the time-interval of approximately 800 to 600 Ma ago and was deformed and suffered mild greenschist facies regional metamorphism during Damaran...

... ; Dieckmann 2007 ), Ndonga ( Eirola 1991 , 1992 ; Wilson 1994), and Herero ( Gewald 1999 ) communities who originally lived in the area, worked with the copper, and resisted colonial occupation. This paper attempts to update the traditional early narrative of copper in the Tsumeb District...

...SELBY HEARTH ABSTRACT From 1892 to 1895, the South West Africa Company (SWACO) expedition led by geologist Matthew Rogers conducted the first geologic mapping in Namibia’s Otavi Mountains, including the now world-famous Tsumeb Mine. This paper uses archival documents from the Rogers expedition...

... Zn dolomites from same districts; dashed line represents field of Zn dolomite from the Warynski mine (Poland) and from Tsumeb (Namibia) (after Rosenberg and Champness, 1989 ). ...

... Ambalabe pegmatite Madagascar yes Ertlite NaAl 3 Al 6 (Si 4 B 2 O 18 )(BO 3 ) 3 (OH) 3 O 2023-086 R 3 m Sahatany Valley Madagascar yes Karlseifertite Pb(Ga 2 Ge)(AsO 4 ) 2 (OH) 6 2024-007 R 3 m Tsumeb Mine Namibia yes Argentotennantite-(Fe) Ag 6 (Cu 4 Fe 2 )As 4 S 13 2023...

..., IMA 2024-022. CNMNC Newsletter 81, Mineralogical Magazine , 88 , https://doi.org/10.1180/mgm.2024.77 IMA No. 2024-024 Zincostottite ZnGe(OH) 6 Zsto Tsumeb mine, Tsumeb, Namibia (19°15’ S, 17°42’ E) Anthony R. Kampf*, Joy Désor, Chi Ma, Mark D. Welch and Gerhard Möhn...

...Natale Perchiazzi; Isabel F. Barton; Pietro Vignola Abstract Structural variations in Co-rich dolomite from the Tenke-Fungurume district, Democratic Republic of Congo, have been examined with coupled EPMA and single-crystal structure refinements for Co contents up to 0.30 atoms per formula unit...

... sulfide orebodies. Although a supergene, post-Damaran origin has been generally accepted, the timing and genesis of this mineralization style remains controversial. Mottramite and Cu descloizite are particularly abundant around Cu sulfide deposits (Tsumeb type), whereas descloizite occurs in the areas...

...Vojtěch Ettler; Martin Mihaljevič; Ladislav Strnad; Radim Jedlicka; Bohdan Kříbek; Rob J. Bowell; Fred Kamona; Ben Mapani Abstract Gallium (Ga) and germanium (Ge) are technologically important critical elements. Lead blast furnace slags from Tsumeb, Namibia, comprise over two million metric tons...

...Robert J. Bowell © 2014 Mineralogical Society of America 2014 The Tsumeb base-metal deposit contained one of the most diverse examples of mineralogical paragenesis ever observed within a single mineral deposit ( Keller 1977 ). The deposit hosted approximately 307 minerals and 232...

... ) are also listed.     Azurite (CO 3 ) Azurite Water 1 Air   Malachite (CO 3 ) Azurite Malachite     Sample   δ 18 O δ 13 C δ 18 O Temp. 2 Malachite δ 18 O temp. 4 temp. 5 Δ 6 Δ 7 no. Mine/district, location (SMOW) (PDB) (SMOW) (°C...

...+}\) \end{document} (Si 8 O 20 )(OH) 4 ·10H 2 O Ariskop Quarry, Aris, near Windhoek, Windhoek district, Khomas Region, Namibia Nikita V. Chukanov * , Sergey N. Britvin, Günter Blaβ, Dmitriy I. Belakovsky and Konstantin V. Van * E-mail: [email protected] Palygorskite group Monoclinic...

... partnership with Max Hey and they worked on the new Tsumeb minerals, ludlockite and keyite, together. Their classic work on mineral type specimens was published in 1970. A visit to the USA in April 1962 for the International Mineralogical Association congress in Washington was the forerunner to an invited...

... Hermannroseite CaCu(PO 4 )(OH) Tsumeb mine, Tsumeb, Namibia Jochen Schlüter * and Dieter Pohl * E-mail: [email protected] Phosphate analogue of conichalcite Orthorhombic: P 2 1 2 1 2 1 ; structure determined a = 7.328(7), b = 5.769(6), c = 9.123(7) Å 5.710(56...

.... 3. The IR spectra of nickeltsumcorite from Lavrion (1) and tsumcorite from the Tsumeb mine, Tsumeb, Otjikoto Region, Namibia (2). The spectra are shown with a vertical offset. * E-mail: [email protected] Further important evidence concerning the assignment of nickeltsumcorite...

...) Fluoroleakeite, NaNa 2 (Mg 2 Fe 2 3+ Li)Si 8 O 22 F 2 , a new mineral of the amphibole group from the Verkhnee Espe deposit, Akjailyautas Mountains, Eastern Kazakhstan District, Kazakhstan: description and crystal structure. Mineral. Mag., 74, 521–528. Fluoroleakite was discovered in the Verknee Espe...

... from several locations worldwide, such as Tsumeb, Namibia ( Sclar & Geier 1957 , Geier & Ottemann 1970a , b , 1972 , Lombaard et al. 1986 ) and Kipushi, Democratic Republic of Congo ( Francotte et al. 1965 , Viaene & Moreau 1968 , Intiomale & Oosterbosch 1974 ). Within...