 | | Journal (article/letter/editorial) | | Cu-sulphide ores at Carolusberg and East Okiep, Namaqualand, South Africa Received: 12 April 1999 / Accepted:...Abstract Cu-sulphide ores at Carolusberg and East Okiep have Cu/Ni ratios of up to 80, an order of magnitude... due to the paucity of refractory ores in the district. Assimilation of Cu-rich country rocks during...The Cu-sulphide ores of the Okiep district of Namaqualand, South Africa (Fig. 1), remain one of the more...more enigmatic mineral deposits in southern Africa. The ores are hosted by the pyroxenitic and, to a |  | | Journal (article/letter/editorial) | | Vol. 88, 1993, pp. 590-605 Petrochemistryof the Okiep CopperDistrict BasicIntrusiveBodies, NorthwesternCape...Box3, Wits2050,Republic of SouthAfrica Abstract Copper mineralizationis associated with noritic and pyroxeniticrocksin...scontain pyrrhotiteand chalcopyrite.Hence, the Okiep orescannotbe primarymagmaticsulfides. Geochemicalevidenceis...1990). However, Mclver et al. (1983) arguedthat COPPER mineralizationwasfirst reportedby Euro- they were...as having sequenceof metasedimentaryrocks (the Okiep formedby immiscibilityof sulfideliquid from a basic |  | MAIER, W. D., ANDREOLI, M. A. G., GROVES, D. I., BARNES, S.- J. (2012) PETROGENESIS OF CU-NI SULPHIDE ORES FROM O'OKIEP AND KLIPRAND, NAMAQUALAND, SOUTH AFRICA: CONSTRAINTS FROM CHALCOPHILE METAL CONTENTS. South African Journal of Geology, 115 (4) 499-514 doi:10.2113/gssajg.115.4.499 | Journal (article/letter/editorial) | | ORES FROM O’OKIEP AND KLIPRAND, NAMAQUALAND, SOUTH AFRICA: CONSTRAINTS FROM CHALCOPHILE METAL CONTENTS...maier@oulu.fi M.A.G. ANDREOLI South African Nuclear Energy Corporation, South Africa; School of Geosciences...University of the Witwatersrand, Johannesburg 2000, South Africa e-mail: marco.andreoli@necsa.co.za D.I. GROVES...Society of South Africa ABSTRACT The petrogenesis of sulphide ores in the O’okiep district has remained...additional IOCG deposits elsewhere in southern Africa. The model also predicts an enhanced potential |  | | Journal (article/letter/editorial) | | 1007/s00126-012-0403-x ARTICLE The O’okiep Copper District, Namaqualand, South Africa: a review of the geology with...Abstract The O’okiep Copper District is the oldest formal mining area in South Africa. Between 1852 and...the 2,500 km2 area yielded two million tons of copper from 32 mines ranging in ore tonnages from 140...Koperberg Suite. Almost all of the copper in the O’okiep District occurs in the Koperberg Suite, of which...it is one of only two world examples of economic copper mineralization in rocks of the anorthosite–charnockite |  | | Journal (article/letter/editorial) | | transport through two mixing zones affected by acid mine drainage near Silverton, Colorado— Laurence E. Schemel...secondary weathering phases, Mother Lode gold district, Tuolumne County, California— Kaye S. Savage,...Pb-Zn-Ag-Au deposit of the Shuikoushan mineral district, Hunan Province, China— Nanshi Zeng, E. Izawa...101 Complexly zoned fibrous tourmaline, Cruzeiro mine, Minas Gerais, Brazil: A record of evolving magmatic...47, No. 2, April 2000 Titaniferous magnetite-ilmenite thermometry and titaniferous magnetiteilmenit |  | | Journal (article/letter/editorial) | | Pirajno Geological Survey of Western Australia, East Perth, WA, Australia Received March 31, 2003; revised...core-mantle boundary, which include superplumes under Africa and the Pacific Ocean, with 2) secondary plumes...et al. (2003) are located on antipodal regions, Africa and the central Pacific Ocean, where two massive...is cogenetic with the Karoo province of southern Africa. The emplacement of the Ferrar province was controlled...triple junction is the Afar triangle in the horn of Africa (Mohr, 1978). The Afar is a depression at the triple |  | Karykowski, Bartosz T., Polito, Paul A., Maier, Wolfgang D., Gutzmer, Jens, Krause, Joachim (2017) New insights into the petrogenesis of the Jameson Range layered intrusion and associated Fe-Ti-P-V-PGE-Au mineralisation, West Musgrave Province, Western Australia. Mineralium Deposita, 52 (2) 233-255 doi:10.1007/s00126-016-0655-y | Journal (article/letter/editorial) | | magnetite and ilmenite. Lithologies containing more than 50 vol% magnetite and ilmenite are classified...Western Mining Corporation Ltd (WMC Resources) and South Western Mining Company Ltd resulted in the discovery...the North Australian, the West Australian and the South Australian cratons (Fig. 1) (Howard et al. 2011b)...of 1076 ± 4 Ma was obtained from a G1 leucogabbro east of the Jameson Range (Kirkland et al. 2011). According...3 mm comprising homogenous ilmenite and titanomagnetite with fine ilmenite exsolution lamellae accounting |  | Karykowski, Bartosz T., Polito, Paul A., Maier, Wolfgang D., Gutzmer, Jens (2015) Origin of Cu-Ni-PGE Mineralization at the Manchego Prospect, West Musgrave Province, Western Australia. Economic Geology, 110 (8) 2063-2085 doi:10.2113/econgeo.110.8.2063 | Journal (article/letter/editorial) | | pyrrhotite, chalcopyrite, pentlandite, magnetite, and ilmenite. The presence of several geochemically distinct...similarities with the Pants Lake intrusion in northern Labrador; both are situated in a magma conduit-type...located close to the state borders of Northern Territory, South Australia and Western Australia. It represents...at the intersection of the North Australian, the South Australian, and the West Australian craton. As a...titanomagnetite and ilmenite domains. Titanomagnetite often exhibits lamellar exsolutions of ilmenite and to a lesser |  | de Paula Garcia, Pedro Maciel, Teixeira, João Batista Guimarães, Misi, Aroldo, da Silva Sá, José Haroldo, da Silva, Maria da Glória (2018) Tectonic and metallogenic evolution of the Curaçá Valley Copper Province, Bahia, Brazil: A review based on new SHRIMP zircon U-Pb dating and sulfur isotope geochemistry. Ore Geology Reviews, 93. 361-381 doi:10.1016/j.oregeorev.2018.01.007 | Journal (article/letter/editorial) | | and metallogenic evolution of the Curaç á Valley Copper Province, Bahia, Brazil: A review based on new...and metallogenic evolution of the Curaç á Valley Copper Province, Bahia, Brazil: A review based on new...and metallogenic evolution of the Curaçá Valley Copper Province, Bahia, Brazil: A review based on new... containing copper sulfide mineralization, are present in the Curaçá River Valley Copper Province, northeastern...greenschist metamorphic facies. The main orebodies with copper sulfide minerals are associated with pyroxenite |  | | Book | | Kuopio, Finland P. Heino Yara Suomi Oy, Siilinjärvi Mine, Siilinjärvi, Finland R.J. Herrington The Natural...US T. Huhtelin QP-FRB Outokumpu Ferrochrome Kemi Mine, Kemi, Finland E. Hyvönen Geological Survey of Finland...Survey of Finland, Rovaniemi, Finland, Mustavaara Mine Ltd, Oulu, Finland J. Kinnunen Mawson Resources...Oulu, Finland Contributors T. Mäki Pyhäsalmi Mine Oy, Pyhäsalmi, Finland H.V. Makkonen Geological...L. Wyche Geological Survey of Western Australia, East Perth, Australia P. Peltonen Northland Resources |  | | Report (volume) | | cenneetevnntuatne saacossh snusctctccckntee aerate een mine ee tocs 344 MONITORING OF THE REACTION PARAMETERS...a on INVESTIGATIONS UNDER INDUSTRIAL CONDITIONS east arusnaceoabec SUMMARY ssecesseossisesssssdeseventocasetnieoke...es-aassdeacsserere eetaemeee caseeeceecnce tata east 503 nesteete 503 viseMuted-sebuvaancadneise-tac...the samples. NIST or USGS standards such as GXR-4 copper mill-head (1.77% S) (e.g., Roy et al. 2009), or...S) (e.g., Elswick et al. 2007), or CANMET CCU-1 copper concentrate (35.4% S), RTS-1 sulfide ore mill tailings |
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