 | | 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 |  | Tredoux, M., Zaccarini, F., Garuti, G., Miller, D. E. (2016) Phases in the NiāSbāAs system which occur in the Bon Accord oxide body, Barberton greenstone belt, South Africa. Mineralogical Magazine, 80 (1) 187-198 doi:10.1180/minmag.2015.079.7.07 | Journal (article/letter/editorial) | | in the Bon Accord oxide body, Barberton greenstone belt, South Africa M. TREDOUX1,*, F. ZACCARINI2, G...the Free State, PO Box 339, Bloemfontein 9300, South Africa Department of Applied Geosciences and Geophysics...exploration in the north-western sector of the Barberton greenstone belt (BGB; see Fig. 1). It consisted...TREDOUX ET AL. FIG. 1. The regional setting of the Barberton greenstone belt, and the position of the Bon Accord...properties, the subdivision was undertaken FIG. 2. The local geology of the area around the Bon Accord body. |  | OāDriscoll, B., Clay, P. L., Cawthorn, R. G., Lenaz, D., Adetunji, J., Kronz, A. (2014) Trevorite: Ni-rich spinel formed by metasomatism and desulfurization processes at Bon Accord, South Africa?. Mineralogical Magazine, 78 (1) 145-163 doi:10.1180/minmag.2014.078.1.11 | Journal (article/letter/editorial) | | and desulfurization processes at Bon Accord, South Africa? B. OāDRISCOLL1,*, P. L. CLAY2, R. G. CAWTHORN3...University of the Witwatersrand, PO Wits, 2050 South Africa Dipartimento di Geoscienze, Trieste University...serpentinized maļ¬cultramaļ¬c lavas of the Barberton Greenstone Belt (South Africa). Though now completely mined out... metasomatism, desulfurization, Bon Accord, South Africa. Introduction TREVORITE is a rare Ni-rich spinel...Mineralogical Society ~144 Ma Morokweng crater (South Africa), in a paragenesis that also contains unusual |  | Sorokina, Elena, Rassomakhin, Mikhail, Nikandrov, Sergey, Karampelas, Stefanos, Kononkova, Nataliya, Nikolaev, Anatoliy, Anosova, Maria, Somsikova, Alina, Kostitsyn, Yuriy, Kotlyarov, Vasiliy (2019) Origin of Blue Sapphire in Newly Discovered SpinelāChloriteāMuscovite Rocks within Meta-Ultramafites of Ilmen Mountains, South Urals of Russia: Evidence from Mineralogy, Geochemistry, Rb-Sr and Sm-Nd Isotopic Data. Minerals, 9 (1) 36 doi:10.3390/min9010036 | Journal (article/letter/editorial) | | Rocks within Meta-Ultramafites of Ilmen Mountains, South Urals of Russia: Evidence from Mineralogy, Geochemistry...alkaline complex in the Ilmen Mountains of the South Urals. More than 20 minerals were found in the assemblage...alkaline complex in the Ilmen Mountains of the South Urals, may provide clues to the unknown petrogenesis...sapphires, focusing on their genesis. For this, local geology and petrography were studied as well as...the locations of samples for this research at 3. Local geologic at ā¦ ā¦ 55.178434 1āmeta-ultramafites; 2āferruginated |  | | Journal (issue) | | Mowry Place Tucson, AZ 85741 Articles Gold in South Africa ..............................................and this must have introduced him to many other local mineral collectors and posĀ sibilities for further...of this typically natrolite covered material for local dealers as well as himself. He used much of this...lent a distinction to his stock of minerals that local dealers found hard to match. During his time with...later years he just purchased from the miners and local dealers. He did not like to be hurried, and drove |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official āhandbook on the mineral resources of South Africa, it has become necessary to revise, or rather...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Book | | contents, say of lead or bismuth or uranium ? Is it a local, continuous, comparatively superficial cycle, t...parallel texture seen in the photograph is only a very local feature 13 14 T H E ORE MINERALS 4. Deposits...extents 3* 18 T H E ORE MINERALS according to the local conditions. The solutions, up to now fluid (supercritical)...even though there are occasionally very strong local alterations. The delimitation of the various groups...celestite. Hematite veins and replacements retain only local significance, but became recently important through |  | Radomskaya, T. A., Glazunov, O. M., Vlasova, V. N., Suvorova, L. F. (2017) Geochemistry and mineralogy of platinum group element in ores of the Kingash deposit, Eastern Sayan, Russia. Geology of Ore Deposits, 59 (5) 354-374 doi:10.1134/s107570151705004x | Journal (article/letter/editorial) | | Disseminated 8 53.0ā56.0 42.3ā44.2 54.6 43.2 Maucherite Disseminated 3 0.4ā0.5 0.6 50.3 0.4 0.6...pyroxenite, (5) metagabbro; (6) komatiite of Barberton Mountain Land (Maier et al., 2003); (7) Merensky... O.M., Prospective nickelāplatinum province of South Siberia, Problemy geologii Sibiri (Geological Problems...concentration of the platinum-group elements in South African komatiites: implication for mantle sources...Potential of the UltramaficāMafic Complexes of South Siberia), Bognibov, V. I., Krivenko, A.P., Izokh |  | | Journal (article/letter/editorial) | | Herbstein, 1967. A.M. 52, 20. Material from South Africa with the composition of Braunite but with a...encrustations on tennantite in the Tsumeb ores, S.-W. Africa, have the composition (Ge,Fe)Fe20,, with Ge >~... An undesirable term for a green fluorite from South America. Chrysophrase. Green, artificially dyed...another locality variety of agate, from Fairburn, South Dakota. R. Webster, Gems, I962, p. 756; J. Sinkankas...roy. Sci. Likge, 32,575. A phosphate rock from South Africa; a mixture of apatite and dolomite. [M.A. 17-26L] |  | | Journal (article/letter/editorial) | | the main minerals are siderite and galena. 2.1. Local geology The Avebury nickel sulļ¬de deposit is located...hosting sequence is overturned and faces consistently south (Callaghan and Gibbons, 2008). The Avebury ultramaļ¬c...CambrianāOrdovician Wurrawina Supergroup to the south (Crawford and Berry, 1992). R.R. Keays, S.M. Jowitt...orebody is located on the upper margin, and north and south limbs of a thick, semi-concordant ultramaļ¬c sill-like...millerite, mackinawite, nickeline, gersdorfļ¬te and maucherite. The gangue assemblage is magnetiterich, with |  | | Report (issue) | | 4 2496Q (Cu/Ni)āEast Gold mine, Bowser River district, Portland Canal area, B.C. Composition close...11; Z = 4 521 (Cu/Ni)āGermanson Landing, Omineca district, B.C. (about 80 per cent silver). Pattern similar...OnĀ°-Fm3m; a = 3.872; 1333 (Cu/Ni)āSheep Creek, district, Yukon (ferrian platinum) Z = 4 Kluane Cell...trict, Yukon; East fork of Nansen Creek, Carmacks district, Yukon; and Red Cloud Boulder d(calc.) Soil...Clear Creek, McQuesten district, Yukon (placer); Highet Creek, Mayo district, Yukon (placer); Windpass |  | Amstutz, G. C., Goresy, A. El, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis. Springer Berlin, Heidelberg. doi:10.1007/978-3-642-68344-2 | Book | | Pre-Witwatersrand and Witwatersrand Conglomerates in South-Africa: A Mineralogical Comparison and Bearings on...Alteration and Mineralization in the Tri-State District of Missouri, Kansas, and Oklahoma, U.S.A. R.D...and Brecciation in the Cryolite Deposit, Ivigtut, South Greenland H. Pauly (With 2 Figures) . . . . . ....Emphasis on the Bavarian Pfahl of the Altrandsberg District) H.-W. Biiltemann and R. Hofmann (With 9 Figures)...Hydrothermal Ore Formation, Ticapampa-Aija Mining District, Cordillera Negra, Department of Ancash, Peru |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....the sequence North and South America and Greenland, then Europe, Asia, Africa, Australia, and Antarctica)...pegmatitic origin in the same sequence: North and South America and Greenland, then Europe, etc. For some...Hill and Slim Buttes areas, both Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co ...Germany, with xanthiosite as a furnace product at the South Terras mine, St.Stephen-in-Brannel, Cornwall, England |  | | Book | | Germany; Pribram, Czechoslovakia; Broken Hill, New South Wales; Chanarcillo, Atacama, Chile; and in the states...crystals in Cornwall; at Wallaroo, South Australia and Broken Hill, New South Wales. Found in sandstone at...Witwatersrand, South Africa, are the major economic gold producers. The Republic of South Africa is in fact...total annual production. Localities. Apart from South Africa, Above: Gold on quartz from California. Such...in CzechosloĀ¬ vakia and Romania; in the Alps of South Island, NewZealand;fromCharters Towers, Queensland |  | | Journal (article/letter/editorial) | | i d l e y The petrochernistry of a unique lava, South Atfantic cordierite-bearing new nineral 11 986...d e W a a l Liebenbergite, a nickel olivine South Africa Callaghanite, calcite-muscovite-quart assenblages...at high tenperatures at high ternperatures from South Dakota at high teilperatures 636 435 Pentagonite...CZAMANSKE, GERALD Sulfides in eclogite nodules fron South Africa DAL NEGRO,ALBERTO with E. Cannillo and G. Rossi...in eclogite nodules fron a kimberlite pipe, South Africa, with 195 stoichiometry corrurents on violarite |  | | Journal (volume) | | The Keivitsa intrusion (age 2057 Ma) is located south of the Koitelainen intrusion. Isotopic (Sm-Nd, S-isotopes...east of Koitelainen hill. Photo by TM. A2: View south of LakijƤnkƤ towards Koitelainen fell 5 6 Geological...1980); the acid and basic lavas of the Kuopio district (2060 Ma U-Pb zircon, by Olavi Kouvo; Heikki Lukkarinen...surface area of 50ā55 km2. Its length from north to south is ca 15 km; its width in the southern part, along...that of the present roof. At Purkkivaara, 5 km south of the intrusion, high-aluminous pelitic schists |  | | Book | | colourless, monoclinic crystals from Kimberley, South Africa. Named after Mr. Alpheus Fuller Williams, of...United States, for 1913, 1914, part ii, p. 652.) Local trade-name, used by Mr. Joseph Ward, of Barstow...1918. Geol. Survey S. Africa, Mem. no. 12, p. 20 et seq., Trans. Geol. Soc. S. Africa, 1919, vol. xxi, p...initial letters of the company āAsbestos Mines of South Africaā. 8th List [Original material is Actinolite...faces. Rhombic. 4Ce(0H)C03.3SrC03.3H20. [Narsarsuk] South Greenland. 2nd List [Contains Ca, Min. Record 2 |  | | Journal (article/letter/editorial) | | Marialite scapolite Mariposite Martite Matildite Maucherite Meionite scapolite Melanterite Meneghinite Mercury...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...(Fig. 03.02). Chromium deposits of this type in South Africa and Zimbabwe contribute to more than 90% to...of Archaean age such as the Bushveld Complex, South Africa. Stratiform Cr deposits account for the majority...Greenland, and funnel-shaped subtypes (Bushveld, South Africa, Great Dyke, Zimbabwe, Muskox, Canada, Dore | | | Journal (article/letter/editorial) | | Marialite scapolite Mariposite Martite Matildite Maucherite Meionite scapolite Melanterite Meneghinite Mercury...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...(Fig. 03.02). Chromium deposits of this type in South Africa and Zimbabwe contribute to more than 90% to...of Archaean age such as the Bushveld Complex, South Africa. Stratiform Cr deposits account for the majority...Greenland, and funnel-shaped subtypes (Bushveld, South Africa, Great Dyke, Zimbabwe, Muskox, Canada, Dore |  | | Book | | prehnite, Colonel Hendrik von Prehn, of Cape Town, South Africa. samarskite, Colonel V. E. von Samarski-Bykhovets...gamagarite, Gamagara ridge, Postmasburg district, South Africa. garronite, Garron plateau area of Antrim...Mount Vesuvius, Italy. wairauite, Wairau Valley, South Island, New Zealand. yugawaralite, Yugawara hot...bultfonteinite, Bultfontein diamond mine, Kimberley, South Africa. carlinite, Carlin gold deposit, Eureka County...from Variscia, an ancient name of the Voigtland district of GerĀ¬ many, where the mineral was first found |  | | Report (issue) | | WESTERN AUSTRALIA An oblique aerial view, from the south-southwest, ofthe Kambaldanickel deposits. I n the...extent ofthe Lunnon and Hunt shoots which plunge south-southeast under the lake. In the middleground the.... ................ .. Schmitz Well North and South prospects ...................................................................................... South Ironcap prospect .................................longitudinal section projections of the Digger Rocks and South Digger Rocks deposits 79 Plot of average nickel |  | | Book | | Mineralization 4.10. A Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended...Eastern Goldfields, Western. Australia Barberton, South Africa Eastern Goldfields, Western Australia Manitoba... Large layered complexes Bushveld Complex, South Africa Stillwater Complex, USA Great Dyke, Zimbabwe...Skaergaard, Greenland 4. Kimberlites Kimberly, South Africa B, Intrusions in cratonic areas Diamond C...Bushveld, South Africa Great Dyke, Zimbabwe Sudbury, canada Bushveld, South Africa Bushveld, South Africa |  | | Book | | England Thomas Nelson Australia 102 Dodds Street South Melbourne 3205 Victoria, Australia Nelson Canada...tried to retain local names for subdivisions within a given country. For some local names the anglicized...given name is included in parentheses although most local names lack this designation. For example we use...colorless, white. Dutoitspan mine, Kimberley, South Africa. H= 4.5, Djjj= 2.630, D(.= 2.646, VIIIA 10....orange-brown. Alcatore Creek, Eastern Otago, Dunedin, South Island, New Zealand. H= 6, Djj4= 3.48, D(,= 3.47 |  | | Report (issue) | | Platinum Symposium in Rustenburg, Republic of South Africa. The abstract volume for this meeting contained...mineralization, in countries like the Republic of South Africa, Canada, and Finland. Over the last five or...platinum-group minerals (PGM) beginning with a South African publication (Cabri, 1972) and culminating...of PGE deposits, ranging from the very important South African deposits to less well-developed PGE mineralization...of South Africa Lyndon, Washington College Park, Maryland Johannesburg, Republic of South Africa Kansas |  | | Book | | imagesā of each other Left: Cerussite from South-West Africa, forming multiple intergrowths Far left:...Geological out their own publications. By his local library or museum the be able to discover what is...Society of Great Britain, to local groups of enthusiasts. For the collector the local group is the more likely...though sometimes in different proportions. These local pegmatitic segregations are not to be confused with...of the crystallization of magma sky Reef in South Africa occur in accumulations in a major and the |
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