 | | Journal (article/letter/editorial) | | African Localities T o complement the Minerals of Africa theme of the 2002 Tucson Gem and Mineral Show,...88; Namibia is next with 73; the Republic of South Africa is third with 65; together they represent about...immediately leap to mind at the very mention of Africa, David Livingstone (18 13-73) and Henry Morton...for them, but neither species was first found in Africa; Mexico and Peru are the type localities for livingstoneite...appropriately discovered in a famed Kimberley diamond pipe in South Africa (see Who’s Who in Mineral Names |  | Giuliani, A., Kamenetsky, V.S., Kendrick, M.A., Phillips, D., Wyatt, B.A., Maas, R. (2013) Oxide, sulphide and carbonate minerals in a mantle polymict breccia: Metasomatism by proto-kimberlite magmas, and relationship to the kimberlite megacrystic suite. Chemical Geology, 353. 4-18 doi:10.1016/j.chemgeo.2012.09.025 | Journal (article/letter/editorial) | | polymict breccia (DU-1) from the Bultfontein Dumps (Kimberley, South Africa). Xenolith DU-1 contains heterogeneous...isotope values (initial εHf =2.1–3.0) in the range of South African Group I kimberlites and associated megacrysts...abundant magnesite and dolomite, with subordinate kalsilite, phlogopite, alkali-carbonates, phosphates and...xenolith (DU-1) collected from the Bultfontein Dumps (Kimberley, South Africa). Textural relationships, mineral...1) collected from the Bultfontein Dumps (Kimberley, South Africa). The Bultfontein Dumps comprise waste |  | Giuliani, A., Kamenetsky, V.S., Phillips, D., Kendrick, M.A., Wyatt, B.A., Goemann, K. (2012) Nature of alkali-carbonate fluids in the sub-continental lithospheric mantle. Geology, 40 (11) 967-970 doi:10.1130/g33221.1 | Journal (article/letter/editorial) | | polymict mantle xenolith from the Bultfontein kimberlite (Kimberley, South Africa). The inclusions host abundant...(magnesite, dolomite, and K-Na-Ca carbonates), kalsilite, phlogopite, K-Na titanates, and phosphates, with...polymict mantle xenolith from the Bultfontein kimberlite (Kimberley, South Africa). In this paper we show that...xenolith (DU-1) from the Bultfontein dumps, Kimberley (South Africa). The Bultfontein dumps comprise waste...(including abundant mantle xenoliths) from the Bultfontein mine, which is one of four major diamond-producing |  | | Journal (article/letter/editorial) | | lamproite Frances G. Waters Department of Geochemistry, University of Cape Town, Rondebosch, Cape 7700,... South Africa Abstract. Chemical, mineralogical and isotopic studies have been made on nodules of the...which are mostly from Bultfontein, with some from other pipes of the Kimberley cluster, and two from...from Newlands, ~ 60 km north-west of Kimberley. Olivine is absent from MARID rocks and enstatite is only...I D nodule collected by L. Daniels from Newlands mine (a Group II kimberlite), has a 2 cm wide rind of |  | | Journal (article/letter/editorial) | | chemistry and diamond content is observed in the West Kimberley lamproites where olivine lamproites with high...Primitive-mantle-normalized spectra of samples from Kimberley mine, South Africa, reported by le Roex et al. (2003)....samples from Wesselton Floors Sills kimberlites, South Africa (le Roex et al. 2003). Macrocrystic samples...basis of primitive-mantle-normalized profiles. Kimberley reported by le Roex et al. (2003), who identified...(Harris et al. 2004), Wesselton Floors Sills, South Africa (Fig. 3; le Roex et al. 2003) and Picton, Ontario |  | | Journal (article/letter/editorial) | | strongly-potassic igneous district (Umbria Latium Ultra-alkaline District) which comprises phonolitic...and occurs in the "Umbria-Latium Ultra-Alkaline District" (ULUD) (Stoppa an0 Lupini, 1991; Stoppa and Lavecchia...Lavecchia, 1992). This strongly potassic district of Late Pleistocene age is located at the outer eastern...that occurring in the Umbria-Latium Ultraalkaline District has been observed only in the western branch of...include leucite-olivine melilitite, kalsilite olivine uncompahgrite, kalsilite melilitite, leucite-wollastonite |  | | Report (issue) | | Afwillite NMNH 95237 Dutoitspan Mine, Kimber¬ ley, South Africa Dutoitspan Ammonioborite cany, Italy...Mineral¬ Feldspar ogy of Three Sulphate Deposits of Northern from Soda Anorthite Chile. American Mineralogist...(M. Vonsen, 1920) NMNH 106112 from the Hillside Mine, Yavapai County, Ari¬ L. G. Berry, 1947. Composition...Aluminocopiapite NMNH 93834 Island Mountain, Mountain, from Mine, Yavapai County, Arizona (L. J. Cabri, 1976) Island...the Jarosite American Mineralogist, 12:424-426. Mine, Cobalt, Ontario, Canada Copiapite Tus¬ See reference |  | | Journal (article/letter/editorial) | | read 6 1November 1958.] Summary. The complex kalsilite-bearing melilite-nephelinite from Mr. Shaheru...K)4CahA16Si32Oso.18H20.3(Na~,K~)(CI2,FvS04). ROM a complex kalsilite-bearing melilite-nephelinite lava from Mr. Shaheru...descriptions of a new mineral from the Bultfontein mine, Kimberley, which t h e y named rhodesite. A comparison...virtually identical with the specific gravity of kalsilite and only slightly lower than t h a t of nepheline...main part of the nepheline could be removed. Kalsilite and delhayelite, on the other hand, could not |  | | Report (chapter) | | Ellendale and Argyle, on the SW and E margins of the Kimberley craton in N W Australia (Atkinson et al. 1984a...A1 include sanidine, biotite, leucite and rare kalsilite; the molar ratio K/A1 is nearly always less than...kimberlites (e.g. the Group II kimberlites of S Africa (Smith 1983a, b) and other m i c a c e o u s kimberlites)...et al. 1985; Foley et al., K-rich rocks occur as local variations within in review). Niggli (1923, pp....lamprophyre, kimberlite or basalt clans); (c) kalsilite (requires a SiO2 activity much lower than that |  | | Journal (article/letter/editorial) | | o l % jadeite, from 15 kimberlite bodies in South Africa, Botswana, Tanzania, and Lesotho, have been...subcalcic diopside megacrysts Olifontsfontein, South Africa 79-004-005 Mabuki, Tanzania 79-008-001 Orapa...Bulk Ca/(Ca + Mg) from EMP Anal. 75968/A1 Bultfontein (Concentrate) 0.280 0~ 79-012-008 PHN 1603A...Koffiefontein Mabuki Jagersfontein Letseng-La-Terae Kimberley Kimberley Orapa Orapa Kamfersdam DeBeers Olifontsfontein...0 . One particular sample from the Bultfontein Mine in South Africa in which Ca/(Ca + Mg) = 0.280, represents |  | | Book | | calcite, clay minerals and fragments of crustal and local host country-rock. At Lattavaram the kimberlite...Iherzolite nodules in kimberlites(from Lesotho and South Africa) and were analysed for isotopic compositions...Extended Abstract, First Kimberlite Conference, Cape Town, 23. Basu, A. R. and Murthy, V. R.(1977) EPSL...University of the Witwatersrand, Johannesburg, 2001, South Africa) Radiometric age determinations were undertaken...undertaken on 15 kimberlite occurrences in Southern Africa, emphasis being placed on a wide areal distribution |  | Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Kjarsgaard, Bruce A., Fedortchouk, Yana, Ehrig, Kathy, Kamenetsky, Maya (2020) Evolution of kimberlite magmas in the crust: A case study of groundmass and mineral-hosted inclusions in the Mark kimberlite (Lac de Gras, Canada). Lithos, 372. 105690pp. doi:10.1016/j.lithos.2020.105690 | Journal (article/letter/editorial) | | al., 2007), Bultfontein, South Africa (Giuliani et al., 2017), Benfontein, South Africa (Howarth et al...al., 2016), De Beers, South Africa (Soltys et al., 2018), Tongo, West Africa (Howarth and Giuliani, 2020)...concentrations at Intertek Minerals Laboratory (Adelaide, South Australia). Samples were prepared by pulverising...chlorides), monticellite, perovskite and rare kalsilite and an unidentified K-F phase (carobbiite?). Cr-spinel...aluminosilicates (e.g., phlogopite/tetraferriphlogopite, kalsilite) and rare Na- or K-bearing sulphates (e.g., arcanite) |  | | Book | | ............................ 126 5.3.3.2. West Africa ........................................... 126...11. 6.12. 6.13. 6.14. 6.15. 6.6.3 .1. Diverse South African Kimberlites (Dawson and Smith 1975, Smith.......................... 437 KIMBERLITES Ex Africa semper aliquid novi. Pliny The Elder, Natural...confluence of the Vaal, Orange, and Riet Rivers of South Africa in 1866-1867. The ebb and flow of prospecting...purely serendipitous and occurred on the farms of Bultfontein and Dorstfontein, locally known as Dutoitspan |  | Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Golovin, Alexander V., Sharygin, Igor S., Pearson, D. Graham, Kamenetsky, Maya, Gornova, Marina A. (2019) Polymineralic inclusions in kimberlite-hosted megacrysts: Implications for kimberlite melt evolution. Lithos, 336. 310-325 doi:10.1016/j.lithos.2019.04.004 | Journal (article/letter/editorial) | | (UV9774-cpx, UV-AVG). All samples were collected from mine dumps, which represent different sections of the...cm in size) of a single olivine megacryst from a mine dump of the unserpentinised Udachnaya-East kimberlite...and rare feldspathoids (nepheline, leucite and kalsilite) and amphibole (i.e. richterite?; Figs. 8, 9)...overlap with clinopyroxene megacrysts from southern Africa (Boyd et al., 1984; Merry and le Roex, 2007; Shee...Furthermore, the exposure of these megacrysts in the mine dumps may have exposed them to subaerial MA weathering |  | | Book (edition) | | Meta/lurgical and Mineralogical Society o/ South Africa Journal of Chemical Phy ics Journal cif the...and Proceedings of the Royal Socief) 1 of Ne,v South Wales JPSJ Journal of rhe Physical Society of...Mineralogia e Petrologia Program with abstract ·.joint 01111110/ meeting of the GAC. ,\L.J.Cand CSPG Pennskiye...Pennskiye gubemskiye wdomo.sti (Perm district ga=elle) Pl,ilosopl,ical Maga=ine Periodico de Alineralogia-Roma...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the |  | | Journal (article/letter/editorial) | | coarse grained concentrate of the Bellsbank diamond mine (Kaapvaal craton; Fig. A1 in the electronic appendix)...clinopyroxenes. These localities are Lovedale, Bultfontein and Roberts Victor on the Kaapvaal craton (Jacob...and a further K-rich phase (K, Na, Al, no Mg ⇒ kalsilite or K-feldspar). These phases digest the garnet...are marked as ∗∗ Roberts Victor, ∗ Lovedale, ∗ Bultfontein; data from Schmidberger et al. (2007) are from...Roberts Victor ∗ Lovedale ∗ Lovedale ∗ Bultfontein ∗ Bultfontein 120 120 120 120 120 120 120 120 120 120 |  | Kamenetsky, Vadim S., Belousova, Elena A., Giuliani, Andrea, Kamenetsky, Maya B., Goemann, Karsten, Griffin, William L. (2014) Chemical abrasion of zircon and ilmenite megacrysts in the Monastery kimberlite: Implications for the composition of kimberlite melts. Chemical Geology, 383. 76-85 doi:10.1016/j.chemgeo.2014.06.008 | Journal (article/letter/editorial) | | zircon megacrysts from the Monastery kimberlite (South Africa) represent a textbook example of the megacryst...alkali-bearing phases, including silicates (nepheline, kalsilite, sodalite, phlogopite–tetraferriphlogopite), titanates...in the Group I Monastery kimberlite pipe in South Africa than in any other studied kimberlite on the...defined for zircons from other kimberlites in South Africa, Siberia and Australia (Belousova et al., 1998...temperatures reported for 84 zircon megacrysts from South African kimberlites (758 ± 98 °C; Fu et al., 2008) |  | | Book | | Leucitites 2.3.3. Ultrapotassic Leucitites 2.3.4. Kalsilite-Bearing Lavas (Kamafugitic Rocks) 2.3.5. Potassic...1. Group Name: Argyle 3.5.2. Group Name: West Kimberley 3.6. Antarctic Lamproites 3.6.1. Group Name: Gaussberg...Group Name: Barakar 3.7.4. Group Name: Murun 3.8. South American Lamproites 3.8.1. Group Name: Coromandel...Magmatic Fields 4.4.1. Leucite Hills 4.4.2. West Kimberley 4.4.3. Murcia-Almeria 4.4.4. Prairie Creek 4.5...Paragenesis 6.1.2. Leucite Hills, Wyoming 6.1.3. West Kimberley, West Australia 6.1.4. Argyle, West Australia |  | | Journal (issue) | | Diamonds Sapphire from Mogok, Myanmar Gemstone Mining in Vietnam Winter 2013 VOLUME 49, No. 4 EDITORIAL...formation. 223 Blue Sapphires from the Baw Mar Mine in Mogok Hpone-Phyo Kan-Nyunt, Stefanos Karampelas...Burmese sapphire. pg. 223 233 Update on Gemstone Mining in Luc Yen, Vietnam Pham Van Long, Vincent Pardieu...combined weight of the piece, retrieved from South Africa, is 314.47 carats. This specimen is part of...Mar area in Mogok, Myanmar; an update on gemstone mining in Luc Yen, Vietnam; and the characteristics of |  | | Book | | e SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE Cape Town, April 1998 EXTENDED ABSTRACTS All extended...responsibility for authors’ errors and omissions. SOUTH AFRICA SEVENTH INTERNATIONAL KIMBERLITE CONFERENCE...Survey of South Africa) SouthemEra Resources Ltd SOCIETY SPONSORS Geological Society of South Africa (GSSA)...a Phanerozoic subduction regime in eastern New South Wales, Australia. Mantle Dynamics beneath Mongolia:...growth of Archean cratons: a case study from west Africa. The vertical distribution of indicator minerals |  | Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Kjarsgaard, Bruce A., Rodemann, Thomas, Kamenetsky, Maya, Ehrig, Kathy (2020) A genetic story of olivine crystallisation in the Mark kimberlite (Canada) revealed by zoning and melt inclusions. Lithos, 358. 105405 doi:10.1016/j.lithos.2020.105405 | Journal (article/letter/editorial) | | such as tetraferriphlogopite Ba- or K-sulphates, kalsilite and Na-phosphates. The daughter mineral assemblages...Ba- or K-sulphates (e.g., barite, arcanite), kalsilite, Na-phosphates (bradleyite (Na3Mg(PO4)(CO3)),...Barite Perovskite Arcanite (K2(SO4)) Monticellite Kalsilite Cu-Fe-Sulphides Bradleyite (Na3Mg(PO4)(CO3)) Periclase...inclusions can also contain tetraferriphlogopite, kalsilite and sulphates. Based on these melt inclusion compositions...the Benfontein kimberlite sill complex (Kimberley, South Africa): textural, petrographic and melt inclusion |  | | Book | | Distribution of the main Phanerozoic volcanic provinces in Africa (after Choubert and Muret, 1975 and others) ISBN-13...:978·3·642·73968·2 1. Magmatism - Africa. 2. Geology, Structural - Africa. 3. Petrology - Africa. I. Kampunzu, A. B...Carbonatite-Nephelinite volcanism; ii) the southern Africa Karoo magmatism which is extensively dealt with...known in the world are located in the Canary and Cape Verde Is., at this northwestern African Plate. The...processes operating in the mantle beneath West Africa is also illustrated in this second part and in |  | | Book (volume) | | ANDWILLIAMSON MINE, TANZANIA H.-M. Tsai, O. A. Meyer, 0. Moreau, and H. Judith Milledge REGIONAL AND LOCAL VARIATIONS...KIFYBERLiTES IN THE COLORADO-WYC•ING STATE mINE DISTRICT 42 M. E. McCal!um, C. D. Mabarak, and H. G... K. J. Stracke, 59 OF KIMBEHLITES H.-M. IN SOUTH-EASteRN AUSTRALIA 71 J. Ferguson, an• L. P. Black...92 DYKES WITH KIMBER•.ITE AFFINITIES IN THE KIMBERLEY AREA C. R. Clement, E. M. Skinner, J. B. Hawthorne...CARBONATITEERUPTIVES AT SALTPETRE 111 KOP, SU•}tERLAND, SOU'iH AFRICA J. R. •cIver and J. Ferguson M•NERALOGY AND PETROLOGY |  | | Book | | discovery of these rocks in the Orange Free State of South Africa. The name is not a new one: In 1928, Percy Wagner...3. Boshof District . . . 1.8.3.1. Roberts Victor 1.8.3.2. New Elands 1.8.4. Winburg District ... 1.8.5...Kroonstad District .. 1.8.6. Swartruggens District. 1.8.7. Dokolwayo .. 1.8.8. Prieska District 1.8.9. Summary...kimberlites were first found in South Africa in October 1869 on the farms Bultfontein and Dorstfontein (Dutoitspan)...to shallow water-filled depressions known in South Africa as "pans." It was not recognized at that time |  | | Book | | crystallographers, geologists, petrologists, geochemists, mining engineers, mineral assayers, curators, collectors...chemist and mineralogist; student of Torbern Bergman; mine owner and mineral analyst; trained J. J. Berzelius...Louis Cordier (1777-1861), French geologist and mining engineer; student of Haiiy; helped enlarge the...identified as scientists, or related to mineral mining, collecting, or exploration, there are some cases...prehnite, Colonel Hendrik von Prehn, of Cape Town, South Africa. samarskite, Colonel V. E. von Samarski-Bykhovets |
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