| Giuliani, Andrea, Soltys, Ashton, Phillips, David, Kamenetsky, Vadim S., Maas, Roland, Goemann, Karsten, Woodhead, Jon D., Drysdale, Russell N., Griffin, William L. (2017) The final stages of kimberlite petrogenesis: Petrography, mineral chemistry, melt inclusions and Sr-C-O isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa) Chemical Geology, 455. 342-356 doi:10.1016/j.chemgeo.2016.10.011 | Journal (article/letter/editorial) | isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa) Andrea Giuliani, Ashton Soltys...isotope geochemistry of the Bultfontein kimberlite (Kimberley, South Africa), Chemical Geology (2016),...geochemistry of the SC RI PT Bultfontein kimberlite (Kimberley, South Africa) Andrea Giuliani1,2,3*, Ashton...hypabyssal sample (BK) from the Bultfontein kimberlite (Kimberley, South MA Africa). Sample BK consists of...Sr/86Sr ratios to perovskite in the Bultfontein and the other Kimberley kimberlites, i.e. magmatic values | | | Journal (article/letter/editorial) | courtesy Department of Geology, Rhodes University, South Africa. Department of Geology University of Johannesburg...PO Box 524, Auckland Park 2006 Johannesburg, South Africa brucec@uj.ac.za Edgar Donald Mountain (1901ā1985)...The type locality is the Bultfontein diamond mine in Kimberley, South Africa, where it was found associated...with rhodesite, another type species from the Bultfontein kimberlite pipe (Gard, Taylor, and Chalmers 1957;...pegmatite, Lovozero Massif, Northern Region, Russia; and the Trinite mining claim, California (http://www | | | Book | not attempted to describe diamond prospecting and mining and, although I have attempted to give some of...with whose research groups at the universities of Cape Town and Chicago I have had long and fruitful collaboration...collaboration. Much of my fieldwork in southern Africa has been carried out with the cooperation and assistance...7.3 2.8 2.9 Africa . . . . . . . . . . . . . . . . . . . . . . . . . . . . West Africa . . . . . . .... . . . . Central Africa. . . . . . . . . . . . . . . . . . . . . . . East Africa. . . . . . . . . . | | | 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 | | | Report (issue) | ĀÆ = 104Ā± Z= 8 X-ray Powder Pattern: Kimberley, South Africa. 2.94 (vvs), 6.6 (vs), 13.1 (s), 4.67 (s)...8.02 13.4 0.87 2.47 99.4 99.63 (1) Kimberley, South Africa; corresponds to (Na1:04 Ca0:99 K0:54 Mg...2:75H2 O: Occurrence: In a kimberlite pipe (Kimberley, South Africa); in a diĀ®erentiated alkalic massif (Lovozero...massif, Russia). Association: Rhodesite (Kimberley, South Africa); natrolite, steenstrupine, chkalovite...polylithionite, halite (Lovozero Massif, Russia). Distribution: In the Bultfontein diamond mine, Kimberley, Cape | | 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...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...Off-cut of polymict breccia xenolith DU-1 (Kimberley, South Africa). Coin diameter = 2.4 cm. include blebs | | 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 ĪµHf =2.1ā3.0) in the range of South African Group I kimberlites and associated megacrysts...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...the Bultfontein mine, which is one of four major diamond-producing kimberlites in the Kimberley cluster | | Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Giuliani, Andrea, Howarth, Geoffrey H., Castillo-Oliver, Montgarri, Thompson, Jay, Kamenetsky, Maya, Cherry, Alexander (2019) Composition and emplacement of the Benfontein kimberlite sill complex (Kimberley, South Africa): Textural, petrographic and melt inclusion constraints. Lithos, 324. 297-314 doi:10.1016/j.lithos.2018.11.017 | Journal (article/letter/editorial) | the Benfontein Kimberlite Sill complex (Kimberley, South Africa): Textural, petrographic and melt inclusion...the Benfontein Kimberlite Sill complex (Kimberley, South Africa): Textural, petrographic and melt inclusion...the Benfontein Kimberlite Sill Complex (Kimberley, South Africa): Textural, petrographic and melt inclusion...Geological Sciences, University of Cape Town, Rondebosch 7701, South Africa 6 Department of Geology, University...emplacement coeval with other kimberlites of the Kimberley SC RI cluster. The Benfontein sills are characterised | | Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Golovin, Alexander V., Sharygin, Igor S., Giuliani, Andrea, Rodemann, Thomas, Spetsius, Zdislav V., Kamenetsky, Maya (2019) Djerfisherite in kimberlites and their xenoliths: implications for kimberlite melt evolution. Contributions to Mineralogy and Petrology, 174 (1) doi:10.1007/s00410-018-1540-8 | Journal (article/letter/editorial) | obtained from the mine dumps of the Bultfontein (Group I, or archetypal) kimberlite (South Africa) and comprise...Roberts Victor orangeite (or Group II kimberlite; South Africa). 3. Nine kimberlite rock samples from the Udachnaya-East...harzburgite XM1/422 Bultfontein kimberlite (Group I), Kaapvaal Craton (South Africa) ~ 84 Ma (Allsopp and...orthopyroxene, garnet, Crāspinel and Craton (South Africa) minor clinopyroxene. Olivine and orthopy128...carbonates Ā± some ~ 365ā367 Ma S-bearing species), halite, sylvite, sodalite, (Kamenetsky et al. 2009b; Kinny | | | Journal (article/letter/editorial) | magmaclast from the Venetia kimberlite cluster, South Africa Adam Abersteiner, Andrea Giuliani, Vadim S....magmaclast from the Venetia kimberlite cluster, South Africa, Chemical Geology (2016), doi: 10.1016/j.chemgeo...magmaclast from the Venetia kimberlite cluster, South Africa SC R Adam Abersteinera,c *, Andrea Giulianib...from one of the ca. 520 Ma Venetia kimberlites, South Africa. The sample (BI9883) has a sub-spherical shape...recovered from a mine dump in the Venetia cluster of kimberlites in north-eastern South Africa. Our petrographic | | | Book (edition) | Southern Africa a Collectorās Guide ā Rocks, Minerals and Gemstones of Southern Africa & ā - ... T ~ '' .rats en&nes L of Southern Africa A Collectorās Guide - Struik Publishers (an operating...Ltd.) Struik House Oswald Pirow Street Foreshore, Cape Town 8001 First edition 1976 Second edition 1983...Ā©E.K. Macintosh Cover design by Neville Poulter, Cape Town Lithographic reproduction by Tien Wah Press...Ltd, Singapore Photoset by McManus Bros (Pty) Ltd, Cape Town Printed and bound by Interpak, Pietermaritzburg | | | Journal (issue) | EDITORIAL COVER PHOTO: Bayldonite. Penberthy Croft mine, St. Hilary, Cornwall. Globular aggregates to 0...of-interest co amateur mineralogists, collectors, and mining historians. Concril?ucions or suggestions for articles...------- 16 ------THE VAN MINE S.J.S. Hughes -------26 ------A JOURNEY THROUGH NORTHERN SPAIN David I. Green... MINERAL NOTES SIEGENITE FROM ERGLODD MINE, TALYBONT, DYFED, WALES RGLODD Mine is located 200 metres east of...sphalerite (Livingstone l'I al., 1976); in the South Wales Coalfield it is found in clay-ironstone nodules | | | Journal (article/letter/editorial) | the Premier diatreme root (Cullinan Diamond Mine, South Africa): New insights to mineralogical-genetic classifications...the Premier diatreme root (Cullinan Diamond Mine, South Africa): New insights to mineralogical-genetic classifications...the Premier diatreme root (Cullinan Diamond Mine, South Africa): New insights to mineralogical-genetic classifications...University of AN Johannesburg, Auckland Park 2006, South Africa US 1 CR Ashish Dongre1, * and Sebastian...Introduction The ca. 1153 Ma Premier kimberlite pipe in South Africa is a classic example of a large (~32 hectares) | | Konzett, JĆ¼rgen, Krenn, Kurt, Rubatto, Daniela, Hauzenberger, Christoph, Stalder, Roland (2014) The formation of saline mantle fluids by open-system crystallization of hydrous silicate-rich vein assemblages ā Evidence from fluid inclusions and their host phases in MARID xenoliths from the central Kaapvaal Craton, South Africa. Geochimica et Cosmochimica Acta, 147. 1-25 doi:10.1016/j.gca.2014.10.015 | Journal (article/letter/editorial) | xenoliths from the central Kaapvaal Craton, South Africa JĆ¼rgen Konzett, Kurt Krenn, Daniela Rubatto...xenoliths from the central Kaapvaal Craton, South Africa, Geochimica et Cosmochimica Acta (2014), doi:...xenoliths from the central Kaapvaal Craton, South Africa JĆ¼rgen Konzett1, Kurt Krenn2, Daniela Rubatto3...sampled by Cretaceous group-I kimberlites of the Kimberley cluster from the central Kaapvaal Craton. We use...emplacement ages of the group-I kimberlites in the Kimberley area which range from 83Ā±4 to 90Ā±3 Ma (Allsopp | | | 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 Ā·.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 | | | 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...diversity and magnitude of South African mineral deposits and local mining operations, the Economic Geology...of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; | | Abersteiner, Adam, Kamenetsky, Vadim S., Graham Pearson, D., Kamenetsky, Maya, Goemann, Karsten, Ehrig, Kathy, Rodemann, Thomas (2018) Monticellite in group-I kimberlites: Implications for evolution of parental melts and post-emplacement CO2 degassing. Chemical Geology, 478. 76-88 doi:10.1016/j.chemgeo.2017.06.037 | Journal (article/letter/editorial) | kimberlite bodies (Tyni (1997)) and is located on south- D western margin of the Archean Karelian Craton...pleonaste), F-rich apatite, forsteritic olivine, sylvite/halite (including Na-K solid solution), perovskite, phlogopite...magmaclast from the Venetia kimberlite cluster, South Africa. Chem. Geol: http://dx.doi.org/10.1016/j.chemgeo...Becker, M., Le Roex, A.P., 2006. Geochemistry of South African On- and Off-craton, Group AC 673-703....Berg, G.W., 1989. The significance of brucite in South African kimberlites. In: Ross J (ed) Kimberlite | | | 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 | | Giuliani, Andrea, Kamenetsky, Vadim S., Kendrick, Mark A., Phillips, David, Goemann, Karsten (2013) Nickel-rich metasomatism of the lithospheric mantle by pre-kimberlitic alkali-SāCl-rich CāOāH fluids. Contributions to Mineralogy and Petrology, 165 (1) 155-171 doi:10.1007/s00410-012-0801-1 | Journal (article/letter/editorial) | (XM1/422) derives from the Bultfontein kimberlite (Kimberley, South Africa) and hosts Ni mineralisation...Tasmania, Hobart, Australia xenolith XM1/422 show local chemical disequilibrium, and modelling of the Ni...mantle xenoliths from the Bultfontein Kimberlite (Kimberley, South Africa), we found an atypical Ni mineralisation...1987). Geological setting The Bultfontein Kimberlite is part of the Kimberley cluster of kimberlites, which...phlogopite Rb/SrāAllsopp and Barrett 1975). The Kimberley kimberlites are classified as Group I kimberlites | | | Journal (article/letter/editorial) | kimberliteā; named after a classic locality in South Africa) (Fig 1B), and by subaerial āFort-Ć”la-Corneātype...microphenocrysts (p). Photo by Roger M itchell. (B) Kimberley-type pyroclastic kimberlite from Liqhobong (Lesotho)...(oliv) in the Buffelboudfontein kimberlite (South Africa). (D) Groundmass rich in monticellite (mtc)...perovskite (pvk) in the Monastery kimberlite (South Africa). (F) Atoll spinels (spl) with a chromite core...kimberlites (e.g., 20 vol% in a sample from the Bultfontein kimberlite) (Soltys et al. 2018). E lements | | Abersteiner, Adam, Kamenetsky, Vadim S., Kamenetsky, Maya, Goemann, Karsten, Ehrig, Kathy, Rodemann, Thomas (2018) Significance of halogens (F, Cl) in kimberlite melts: Insights from mineralogy and melt inclusions in the Roger pipe (Ekati, Canada) Chemical Geology, 478. 148-163 doi:10.1016/j.chemgeo.2017.06.008 | Journal (article/letter/editorial) | accommodated in numerous Cl-rich groundmass phases such as halite, sylvite ACCEPTED MANUSCRIPT and djerfisherite...and contain (in order of decreasing abundance) halite/sylvite, dolomite, alkali (K, Na, Ba) carbonates...Sr) carbonates (some F-bearing; Fig. 4e), sylvite/halite, phlogopite, alkali (Na, K) sulphates (e.g., arcanite...F- and V-bearing and species,), calcite, sylvite/halite, alkali (K, Ba, Na) sulphates (e.g., arcanite,...magmaclast from the Venetia kimberlite cluster, South Africa. Chem. Geol. doi.org/10.1016/j.chemgeo.2016 | | 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...shortite (Na2Ca2(CO3)3), pectolite (NaCa2Si3O8(OH)), halite/sylvite, Ba-Sr-carbonate and djerfisherite (Fig...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 | | | Journal (article/letter/editorial) | et al. [44];ettheir 2. Polymineralic diamondmine, mine, Slave craton, Canada (modified after Bussweiler...[32] Monastery kimberlite, Kaapvaal craton, South Africa ol Ti-rich phl, ol, spl, ilm, grt; + sulfide-rich...[45] Monastery kimberlite, Kaapvaal craton, South Africa ol cc, phl, spl (low Al & Cr), prv, srp, fresh/devitrified...inclusions: ol, phl, tetraferri-phl, shortite, pectolite, halite/sylvite, Ba-Sr carbonates, srp, K-Cl-S-bearing...olivine megacrysts from the Monastery kimberlite, South Africa, favored an āentrapped liquid hypothesisā, implying | | | Report (issue) | Kingdom . . . ... . .. (1922) Part II. Britisl1 Africa . .. . ,. . .. (1922) Par~ III. Britisl1 America...and New Zealand .. . (1922J Part VI. Europe and Africa (I!"oreign) ~ .. . (1922) Part VII. Foreign Arueriea.... ' ā¢ ' ' ' ā¢ I ' IMPERIAL INS'TITUTE SOUTH KENSINGTON, S.W. 7 The Imperial Institute was e...Rhodesia ā¢ā¢ā¢ ā¢ā¢ ā¢ South~West Africa Tenitory Tanganyika Territory ā¢ā¢ā¢ Union of South Africa ..Canada ā¢ā¢ā¢ ā¢ā¢ā¢...Australia ā¢ā¢ā¢ ā¢ā¢ā¢ ā¢ā¢ā¢ New Zealand ā¢ ā¢ ā¢ ā¢ā¢ā¢ ā¢ā¢ ā¢ South Georgia (Antarctica) ā¢ ā¢ ā¢ ā¢ I ā¦ ā¢ ā¢ ā¢ ā¢ā¢ | | | Book | boundaries of the mineral industry are clear: the mining and milling of feldspar, for example, belong to...does not. But how does one draw the line between mining and manufacturing where brine from a salt well...districts, or a representative district if there are many. We name the chief mining companies, and give production...supply must come not merely from one district but from a single mine. Thus the physical properties of many...government may even decide to go directly into mining, as Saskatchewan has done with potassium minerals |
|