 | | Journal (article/letter/editorial) | | Hotazel, Kalahari Manganese Field, Northern Cape Province, South Africa; Becky Sterbentz specimen. JEFFREY...Field, Northern Cape Province, South Africa; Patrick Mayer specimen. Figure 3. Fluorite with quartz, 9.8...8 cm high, Riemvasmaak, Kakamas, Northern Cape Province, South Africa; Eric Long specimen. Jeffrey A...Figure 4. Diamond, 1.4 cm high, 14.02 carats, South Africa; Martin Zinn specimen. Figure 6. Ettringite...mine, Kalahari Manganese Field, Northern Cape Province, South Africa; Alex Schauss specimen. Figure |  | | Report (issue) | | Catalogue ian yan Sera a Age Artefacts from Southern Africa in The British Museum Peter Mitchell A with...Catalogue of Stone Age Artefacts from Southern Africa in The British Museum Peter Mitchell with contributions...Catalogue of Stone Age Artefacts from Southern Africa in The British Museum Peter Mitchell with contributions...cover:Acheulean handaxes and cleavers, Pniel, Northern Cape Province, South Africa (photograph, P. Mitchell) For acomplete...Southern Africa Physiography Climate Ecological zones Historical Geography of Southern Africa 2. Southern |  | | Report (issue) | | SURVEY OF SOUTH AFRICA COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA MINERALOGY OF SOUTH AFRICA:... COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA Scientific Editor R.D. Dixon Linguistic and...Council for Geoscience (Geological Survey of South Africa), 280 Pretoria Street, Silverton, Pretoria or........................... 69 5.1 Overview of South African Occurrences ..............................LAYEREDSUITE,BUSHVELDCOMPLEX.... 111 MINERALOGY OF SOUTH AFRICA: TYPE-MINERAL SPECIES AND TYPE-MINERAL NAMES |  | | Journal (article/letter/editorial) | | of the Ventersdorp Supergroup near Douglas, Northern Cape Province. H. de Bruiyn Department of Geology...the Free State, Box 339, Bloemfontein 9300, South Africa Corresponding author: e-mail = dBruynH@sci.uovs...the Free State, Box 339, Bloemfontein 9300, South Africa H. T. Whitelaw Department of Geology, University...the Free State, Box 339, Bloemfontein 9300, South Africa Present address: 2/1 12 Ruskin Terrace, Glasgow...the Free State, Box 339, Bloemfontein 9300, South Africa ABSTRACT The Allanridge Formation of the Ventersdorp |  | | Journal (article/letter/editorial) | | AMSTERDAM Pb-ISOTOPE DATING OF THE ZOETLIEF SYSTEM SOUTH AFRICA C. B. VAN NIEKERK and A. J. BURGER National...National Physical Research Laboratory, C.S.LR., South Africa Received 3 April 1968 Pb isotopic data of zircon...INTRODUCTION In its type area in the Northern Cape Province, South Africa, the Zoetlief Formation rests on...widely distributed Proterozoic rock formations in South Africa. In its type area the latter rests on Archean...Ventersdorp System. Field investigations in Northern Cape Province [4, 10] and in Western Transvaal [12 |  | | Journal (article/letter/editorial) | | LOUGHLINITE (Na-SEPIOLITE) IN PANS OF THE NORTHERN CAPE PROVINCE, SOUTH AFRICA T. ROELOFSE Die Witjassies cc.,...roelofsef@ufs.ac.za © 2011 June Geological Society of South Africa ABSTRACT The occurrence of loughlinite (Na-sepiolite)...(Na-sepiolite) in two pans (Koi Pan and Brak Pan) of the Northern Cape Province is reported upon. The presence of loughlinite...of loughlinite worldwide and the first from South Africa. Loughlinite occurs associated with the mineral... 2002), and ii) from the Etosha Pan region in Northern Namibia (Buch and Rose, 1996). The limited distribution |  | | Journal (article/letter/editorial) | | in the Ventersdorp Supergroup near Douglas, Northern Cape Province H.T. Whitelaw Department of Geology...the Free State, Box 339, Bloemfontein 9300, South Africa Present address: 2/1 12 Ruskin Terrace, Glasgow...the Free State, Box 339, Bloemfontein 9300, South Africa e-mail: dbruiynh.sci@mail.uovs.ac.za F.J. Kruger...2050 South Africa. e-mail: krugerj@geosciences.wits.ac.za © 2005 Geological Society of South Africa ABSTRACT...Ventersdorp Supergroup in the district of Douglas, Northern Cape Province (NCP) (Figure 1). The Allanridge Formation |  | | Journal (article/letter/editorial) | | PO Box 524, Auckland Park 2006 Johannesburg, South Africa brucec@uj.ac.za Lucas Becker photo. T Jacobus...in the Kalahari manganese field, Northern Cape Province, South Africa. Crystals are in the submillimeter...180 ROCKS & MINERALS aniajacoite is named after South African married couple Jacobus “Jaco” Stephanus...Heidelberg in what was then the Transvaal Province, South Africa, and grew up on a farm located between Bethal...three years before relocating to Kakamas in Northern Cape Province. This town is situated on the Orange |  | | Journal (article/letter/editorial) | | PERMIAN WHITEHILL FORMATION (KAROO SUPERGROUP) IN SOUTH AFRICA AND SOUTHERN NAMIBIA: A PRELIMINARY STUDY T... University of Cape Town, Private Bag X3,. Rondebosch, 7701. Cape Town, South Africa e-mail: travis.smithard@gmail...ac.za © 2015 December Geological Society of South Africa ABSTRACT Recent interest in the shale gas potential...potential in the main Karoo Basin of South Africa has focused attention mainly on the carbonaceous Whitehill...western part of the main Karoo Basin (Northern Cape, South Africa) and in the Karasburg Basin (southern |  | | Journal (article/letter/editorial) | | Makwassie Formation, Ventersdorp Supergroup, South Africa W.A. van der Westhuizen *, H. de Bruiyn Department...Bloemfontein, 9300, South Africa Abstract The Late Archaean Ventersdorp Supergroup in South Africa constitutes...quartzfeldspar porphyries. At T’Kuip in the Northern Cape Province, spherical structures or clasts varying...from Sodium in the Britstown District of the Northern Cape Province to Derdepoort in the Northwestern Province...exposures are found in the Northwestern Province, Northern Cape Province, Gauteng and southern Botswana. 0301-9268/00/$ |  | | Journal (article/letter/editorial) | | Pretoria, South Africa. Current address: Council for Geoscience, P.O. Box 775, Upington, 8800, South Africa...Pretoria, South Africa. e-mail: htheart@postino.up.ac.za © 2006 September Geological Society of South Africa...constitute the westernmost extension of the Northern Cape pegmatite belt. Aspects regarding the resource...reporting standards and a good example of this is the South African SAMREC Code released in 2000. In general...this meeting there were general consensus on the SOUTH AFRICAN JOURNAL OF GEOLOGY, 2006, VOLUME 109 PAGE |  | Lambert, C.W., Macey, P.H., Doggart, S., Nethenzheni, S.S., Bailie, R.H. (2016) Lithostratigraphy of the Friersdale Charnockite (Keimoes Suite), South Africa. South African Journal of Geology, 119 (4) 691-698 doi:10.2113/gssajg.119.4.691 | Journal (article/letter/editorial) | | the Friersdale Charnockite (Keimoes Suite), South Africa C.W. Lambert, P.H. Macey and S. Doggart Council...for Geoscience, PO Box 572, Bellville, 7535, South Africa e-mail: clambert@geoscience.org.za; pmacey@geoscience...and R.H. Bailie University of the Western Cape, South Africa e-mail: shane.sedzani@gmail.com; rbailie@uwc...ac.za © 2016 December Geological Society of South Africa Abstract The Friersdale Charnockite is a late-Mesoproterozoic...opalescent quartz that outcrops in the KeimoesUpington region of the Northern Cape, South Africa. The weakly |  | | Journal (article/letter/editorial) | | Johannesburg PO Box 524, Auckland Park 2006 Gauteng, South Africa brucec@uj.ac.za All photos by author Figure...photographing some fine mineral specimens from various South African mineral collections. These include private...Namibia and the Kalahari manganese field in South Africa are still producing mineral specimens. The N’Chwaning...fluorite from Riemvasmaak in the Northern Cape Province of South Africa; Balayer is also mining for fluorite...fluorite mine located northeast of Pretoria, South Africa (see Cairncross et al. 2008). In fact, goethite |  | | Journal (article/letter/editorial) | | NAMAQUA MOBILE BELT IN EASTERN NAMAQUALAND, SOUTH AFRICA B.J.V. BOTHA and N.J. GROBLER Department of...University of the Orange Free State, Bloemfontein (South Africa) (Received November 17, 1978; revision accepted...Namaqua Mobile Belt in Eastern Namaqualand, South Africa. Precambrian Res., 10: 21--41. The middle Precambrian...Matsap/Kheis/Namaqua sequences in the Northern Cape Province of South Africa were deposited in an intracratonic...c o n c e p t s . The most ancient part of the South African sub-continent, the Kaapvaal C r a t o n |  | Bailie, Russell, Gutzmer, Jens, Strauss, Harald, Stüeken, Eva, McClung, Craig (2010) Sulfur isotope characteristics of metamorphosed Zn–Cu volcanogenic massive sulfides in the Areachap Group, Northern Cape Province, South Africa. Mineralium Deposita, 45 (5) 481-496 doi:10.1007/s00126-010-0285-8 | Journal (article/letter/editorial) | | sulfides in the Areachap Group, Northern Cape Province, South Africa Russell Bailie & Jens Gutzmer &...schists of the Areachap Group, in the Northern Cape Province of South Africa. The Areachap Group represents...Bailie (*) University of the Western Cape, Cape Town, South Africa e-mail: rbailie@uwc.ac.za J. Gutzmer...McClung University of Johannesburg, Johannesburg, South Africa from that of associated sulfides. At one of...isotopes . Zn–Cu deposits . Areachap Group . South Africa . Sulfides . Barite Introduction The Areachap |  | | Report (issue) | | X-ray Powder Pattern: Wessels mine, Northern Cape Province, South Africa. 3.33 (100), 3.12 (55), 3.03 (50)...56.75 100.00 (1) Wessels mine, Northern Cape Province, South Africa; electron microprobe analysis, corresponds...(2) SrCuSi4O10. (3) Wessels mine, Northern Cape Province, South Africa; electron microprobe analysis of...Hennomartinite, sugulite, pectolite, xonotlite, quartz. Distribution: From the central-eastern ore body...Manganese Field, Northern Cape Province, South Africa. Name: Named for the Wessels mine, South Africa, where the |  | | Journal (article/letter/editorial) | | tectonic development of the Kaapvaal basin, Southern Africa By V.~CLAVVAJNER, Rondeboseh *) With 6 figures...Research Unit, University of Cape Town, Rondebosch, C. P., South Africa, 7700. 333 Aufs~itze Belt im...folding in the northern Cape and in post-Waterberg faulting in parts of the northern Transvaal and Botswana...structures in the Matsap synclinorium in the northern Cape and its uniform vergence towards the axis of...of the Namaqua Belt and its foreland in the northern Cape where continuity of certain geological units |  | | Journal (article/letter/editorial) | | Palaeoproterozoic Kuruman Iron Formation, Northern Cape Province, South Africa: evidence for simultaneous BIF deposition...Kuruman and Griquatown Iron Formations in the Northern Cape Province. They document volcanic activity during...and are composed of intercalated microcrystalline quartz, iron oxides, iron-rich silicates and carbonates...Kuruman Iron Formation, Transvaal Supergroup (South Africa) (Figs. 1 and 2) and the Brockman Iron Formation...showing outcrops of the Transvaal Sequence in the Northern Cape and Transvaal Provinces, the location of towns |  | | Journal (article/letter/editorial) | | PROVINCE, SOUTH AFRICA L. NGCOFE Council for Geoscience, PO Box 572, Bellville, 7535, Cape Town, South Africa...Geoscience, PO Box 775, Upington, 8801, Northern Cape, South Africa e-mail: Hminnaar@geoscience.org.za K...Geoscience, PO Box 572, Bellville 7535, Cape Town, South Africa e-mail: Khalenyane@geoscience.org.za; ...org.za © 2013 December Geological Society of South Africa ABSTRACT This research focuses on the application...mined extensively in South Africa. The copper deposits exploration in South Africa has been studied by |  | Costin, Gelu, Fairey, Brenton, Tsikos, Harilaos, Gucsik, Arnold (2015) Tokyoite, As-Rich Tokyoite, and Noélbensonite: New Occurrences From the Postmasburg Manganese Field, Northern Cape Province, South Africa. The Canadian Mineralogist, 53 (6) 981-990 doi:10.3749/canmin.1500063 | Journal (article/letter/editorial) | | THE POSTMASBURG MANGANESE FIELD, NORTHERN CAPE PROVINCE, SOUTH AFRICA GELU COSTIN Department of Geology...Rhodes University, P.O. Box 94, Grahamstown 6140, South Africa Department of Earth Science, MS-126 Rice University...Rhodes University, P.O. Box 94, Grahamstown 6140, South Africa ARNOLD GUCSIK Department of Geology, University...University of Johannesburg, Johannesburg, South Africa ABSTRACT Samples of manganese-rich rock containing...from the Postmasburg area in the Northern Cape Province of South Africa. The samples consist of fine-grained |  | | Journal (article/letter/editorial) | | BASE OF THE TRANSVAAL SUPERGROUP, NORTHERN CAPE PROVINCE, SOUTH AFRICA N.J. BEUKES Department of Geology...Geology, Rand Afrikaans University, Johannesburg (South Africa) (Received November 24, 1976) ABSTRACT Beukes...base of the Transvaal Supergroup, northern Cape Province, South Africa. Sediment. Geol., 18: 201--221....cycles (quartz arenite ~ argillite), mixed siliciclastic--carbonate cycles (argillite -~ quartz arenite...siliciclastic tidal flat deposits (argillite-~ quartz arenite) which are overlain by progradational carbonate |  | | Journal (article/letter/editorial) | | for Geoscience, P.O Box 775, Upington 8800, South Africa e-mail: gmoen@lantic.net R.A. Armstrong Research...anu.edu.au © 2008 March Geological Society of South Africa ABSTRACT Mapping and stratigraphic analysis...Introduction The Precambrian crustal architecture of South Africa is dominated by two distinct domains, the Kaapvaal...generally believed to be marked by the Southern Cape Conductive Belt (De Beer and Meyer, 1984; Du Plessis...Kaapvaal Craton is exposed only in northern KwaZulu/Natal and the Northern Cape Province. In KwaZulu/Natal, |  | | Journal (article/letter/editorial) | | 960-1004 Precambrian Iron-Formations of Southern Africa N.J. BEUKES Abstract From existing information...1966) and Ierru#inous SOUTHERN Africa is definedas that part of Africa sedimentary rockslessthan 15 percentiron...percentiron. In this southof approximately16ø south-latitude and in- paper,the 15 percentboundaryis not...contentbecauseof a generallack of chemicalanalyses. South West Africa, and Mozambique. This rela(2) Iron-formationis...commonlithologic detailedstudyon iron-formation in southern Africa variety of iron-formationand consistsof chert mesoare |  | | Journal (article/letter/editorial) | | charnockite-granolite province in southwestern Africa M.P.A. Jackson D e p a r t m e n t o f G e o l...e r s i t y o f Natal Piete'maritzburg, 3200 South Africa ABSTRACT Recent studies on the Proterozoic...Namaqua mobile belt in the southwestern part of Africa have revealed the widespread presence of granolites...1969). The granulite-charnockite associations in Africa were reviewed in detail by Clifford (1974) and...Proterozoic Namaqua and Natal mobile belts of southern Africa (Fig. 1 inset) and was based on two localities |  | | Report (issue) | | Broken Hill mine, near Aggeneys, northern Cape Province, South Africa. 2.651 (100), 2.176 (40), 1.551...43 100.01 (1) Broken Hill mine, northern Cape Province, South Africa; average electron microprobe analysis...underwent high-grade metamorphism. Association: Quartz, magnetite, spessartine-rich garnet, apatite, sillimanite...Broken Hill mine, near Aggeneys, northern Cape Province, South Africa. Name: Prefix, ferro, indicates...of Geological Sciences, University of Cape Town, South Africa. References: (1) Guggenheim, S. and H.E |
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Namakwa District Municipality, Northern Cape, South Africa