| | Journal (article/letter/editorial) | Park 2006 Johannesburg, South Africa brucec@uj.ac.za Figure 1. Bultfonteinite on calcite, field of view...view 11 cm, from the Dutoitspan mine. Although not from Bultfontein mine, this specimen is historically...the early part of the twentieth century when bultfonteinite was first found. The specimen was donated by...MacGregor Museum in Kimberley. The color and habit of this Dutoitspan bultfonteinite is very similar to...evidenced from a specimen attributed to the Bultfontein mine by Irocks.com (www.irocks.com/ minerals/specimen/3705; | | | Journal (article/letter/editorial) | PO Box 524, Auckland Park 2006 Johannesburg, South Africa brucec@uj.ac.za Downloaded by [University of...Ltd. in Kimberley, South Africa, from 1905 to 1931. He discovered the mineral at the Dutoitspan diamond...diamond mine in Kimberley in 1923 and, recognizing that it appeared to be something unusual, provided samples...between the 150-meter and 250-meter levels at the mine. The mineral is brittle, with a hardness of 3–4...died on 6 January 1953 in Muizenberg, Cape Town, South Africa. He was the only son of Gardner F. Williams | | | 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) | Bultfonteinite Ca2 SiO2 (OH; F)4 c 2001 ° Mineral Data Publishing, version 1.2 Crystal Data: Triclinic... X-ray Powder Pattern: Bultfontein mine, Kimberley, South Africa. 1.93 (100), 8.12 (60), 2.92 (60), 2...3.33 99.88 99.85 (1) Bultfontein mine, Kimberley, South Africa. (2) Fuka, Japan; corresponds to (Ca2:04...fragments in a kimberlite pipe (Bultfontein mine, Kimberley, South Africa); in a contact zone in thermally metamorphosed...apophyllite, natrolite (Bultfontein mine, Kimberley, South Africa); afwillite, scawtite (Crestmore, California | | | Journal (article/letter/editorial) | [Northeastern University] at 11:35 25 October 2014 D Two South Africans Hans Merensky and Cecil John Rhodes P...first new mineral species to be described from South Africa. It was named after Col. Hendrik von Prehn (1733-85)...(1733-85), a Dutch colonial living in Cape Town who collected the first specimens and brought them to...Europe in 1774. Seventy years elapsed before South Africa produced another species-teschemacherite, described...mineral descriptions had to wait until South Africa’s modern mining industry was established, beginning | | | Journal (article/letter/editorial) | XXIII. On bultfonteinite, a new fluorine-bearing hydrous calcium silicate from South Africa. By Jom~"...WILLIAMS, De Beers Consolidated Mines, Kimberley, Union of South Africa, and F. E. WRICItT (erystallographieal...on the 480-foot level of the Bultfontein mine at Kimberley. It occurred, associated with calcite, apophyllite...Adams in the Dutoitspan mine, which is located about half a mile from the Bultfontein mine; he presented...MacGregor Museum at Kimberley. Recently, Mr. Miller, Underground Manager of the JagersIontein mine in Orange River | | | Journal (article/letter/editorial) | Carlsbad hot springs. He described the metlod of mining Bohemian garnets. Photographswerb shown of basaltic...trip to Ontario, Canada,visiting the French River district, Sudbury, Cobalt, Timmins, and the Lake ShoreMines...Wr:csr: On bultfonteinite' a new fluorine-bearing hydrous calcium silicate from South Africa. Mineral'...1932. Nnre: Presumably from ttre Bultfontein mine at Kimberley. Crerncer, PnopBr.sls: A fluorine bearinghydrous...occur.nENcr,:First found at the Bultfontein mine, Kimberley, associatedwittr 'horse'of dolerite and shalefragments | | | Journal (article/letter/editorial) | Carlsbad hot springs. He described the metlod of mining Bohemian garnets. Photographswerb shown of basaltic...trip to Ontario, Canada,visiting the French River district, Sudbury, Cobalt, Timmins, and the Lake ShoreMines...Wr:csr: On bultfonteinite' a new fluorine-bearing hydrous calcium silicate from South Africa. Mineral'...1932. Nnre: Presumably from ttre Bultfontein mine at Kimberley. Crerncer, PnopBr.sls: A fluorine bearinghydrous...occur.nENcr,:First found at the Bultfontein mine, Kimberley, associatedwittr 'horse'of dolerite and shalefragments | | | Journal (article/letter/editorial) | BULTFONTEINITE FROM CRESTMORE, CALIFORNIA Josneu Munoocu, Univers,ityoJ CaliJornia at Los Angeles,...Angeles, Cal iJorni a. AssrRlcr The rare mineral bultfonteinite has been found in the contact zone at Cresrmore...microchemical observations indicated that it is bultfonteinite, and this is confirmed by r-ray powder pattern...the first locality for this mineral outside of South Africa The powder pattern shows the following spacings...mineral Bultfonteinite was discoveredabout 1903 or 1904 in the Bultfontein mine, in the Kimberley District | | | Journal (article/letter/editorial) | Schaller (1918 ; 8th List) and contains many trivial, local, and trade names which are not included in the present...felspar containing BaO 5.5 %, from Broken Hill, New South Wales. Barium-muscovite. L . H . Bauer and H. Berman...F. Foshag, Amer. Min., 1931, vol. 16, p. 338.) Local name for a borate mineral in California, since identified...fibrous crusts from Bolivia. [M.A. 5-200.] Bultfonteinite. J. Parry, A. F. Williams, and F. E. Wright...needles from the Bultfontein diamond mine, Kimberley, South Africa. Named from the locality. See Dutoitspanite | | | 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. . . . . . . . . . | | 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 | | 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) | geochemistry of the Bultfontein kimberlite (Kimberley, South Africa) Andrea Giuliani, Ashton Soltys, David...geochemistry of the Bultfontein kimberlite (Kimberley, South Africa), Chemical Geology (2016), doi:10.1016/j...the SC RI PT Bultfontein kimberlite (Kimberley, South Africa) Andrea Giuliani1,2,3*, Ashton Soltys1...(BK) from the Bultfontein kimberlite (Kimberley, South MA Africa). Sample BK consists of abundant macrocrysts...to perovskite in the Bultfontein and the other Kimberley kimberlites, i.e. magmatic values. The 18O composition | | Clark, A. M., Smith, D. A., Symes, R. F., Tandy, P. C., Hart, A. D. (1995) Catalogue of Type Mineral Specimens in the Natural History Museum, London - With an appendix listing mineral species and varieties originally described from the British Isles. Natural History Museum, London. | Book | the description of the species nominates Socrates mine, Sonoma County, California, as the type locality... 1221. Aerugite (Neotype) BM 1963,00481 South Terras mine, St-Stephen-in-Brannel, Cornwall, England...Afwillite (Cotype) BM 1925,00080 Dutoitspan mine, Kimberley, South Africa J. Parry and F. E. Wright (1925)...277. Agardite (Cotype) BM 1978,00024 Bou Skour mine, Bou Azzer, Jbel Sarho, Morocco J.E. Dietrich, M...pp. 189, 276. Allanite (Cotype) BM 94377 Alluk, South Greenland T. Thomson (1810) Trans. Roy. Soc. Edinburgh | | | Journal (article/letter/editorial) | the Tertiary sediments of south-west Persia." At various localities in south-west Persia the escape and...WRIGHT : " On Bultfonteinite, a new fluorine-bearing hydrous calcium silicate from South Africa." This new...Bultfontein and Dutoitspan diamond mines at Kimberley and in the Jagersfontein mine in Orange River Colony | | | Journal (article/letter/editorial) | of oJ south-uest Persia. At various localities in hydrocorbons in lhe Tertiary seiJ.i,ments south-west...E. Wnrcnt: On Bultfonteinite, o new fluorine-bearing hydrous calcium silicate Jrom South AJri'co. This...Bultfontein and Dutoitspan diamond mines at Kimberley and in the Jagersfontein mine in Orange River Colony | | | Journal (issue) | hij voor elkaar kreeg. In Black Rock , Kuruman District heeft hij een enorme voorraad KMF mineralen “blind”...in Zuid-Afrika, In de Northern Cape Province, in de Bultfontein en Dutoitspan diamant mijnen; de Jagersfontein...1904 op niveau 480 van de Bultfontein mijn in Kimberley, Zuid-Afrika. Het kwam er voor, vergezeld van...hetzelfde mineraal gevonden door C.E.Adams in de Dutoitspan mijn, gelegen op amper 800 meter van de Bultfontein...schonk zijn specimens aan het McGregor Museum in Kimberley. Rond 1930 ontdekte dan de mijningenieur Mr. Miller | | | 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...Bultfontein and Dorstfontein, locally known as Dutoitspan, in 1869. The diamonds were found in mud excavated | | 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...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...J., Sparks, R., Field, M., 2010. Growth of bultfonteinite and hydrogarnet in metasomatized basalt xenoliths | | | Journal (issue) | Zeolites and associated minerals from the Palabora mine, Transvaal........................................& R. S. W. Braithwaite The Lake George antimony mine, New Brunswick ..................... 263 by W. E...Kalahari m an g an ese field, C ape Province, South Africa. (See th e article in this issue, b eg in n...July-A ugust, 1991 in the collection from a specific mine, state or country, or all the gem beryls over 20...Europe and South America, $7.50/$8.00; by airmail to Australia, New Zealand and South Africa, $8.50/$9 | | | Journal (article/letter/editorial) | in volcanic conduits, exposed in great detail by mining and drilling operations. Since Sparks et al. (2006)...documentation of kimberlite pipes outside southern Africa, especially in Canada. Some of these kimberlites...ARI 19 April 2013 17:2 2,000 ite zol s idu sol cpx Calcium clinopyroxene dmt Dolomite gt Garnet...Wesselton sills and Benfontein sills in Kimberley district, South Africa, and the Snap Lake sill, Northwest...Snap Lake (Gernon et al. 2012b), AK6 in Orapa district, du Toitspan (Ogilvie-Harris et al. 2009), Wesselton | | Willcox, A., Buisman, I., Sparks, R.S.J., Brown, R.J., Manya, S., Schumacher, J.C., Tuffen, H. (2015) Petrology, geochemistry and low-temperature alteration of lavas and pyroclastic rocks of the kimberlitic Igwisi Hills volcanoes, Tanzania. Chemical Geology, 405. 82-101 doi:10.1016/j.chemgeo.2015.04.012 | Journal (article/letter/editorial) | (Bell and Dodson 1981). Quaternary volcanism in northern Tanzania is mainly confined to the Gregory Rift...carbonate-rich kimberlites of the Benfontein Sills, South Africa (Dawson 1994). It has been contentious whether...Island; Mitchell 1986, 1978) and Duitoitspan (South Africa; Snowden 1981). Both Leslie and Elwin Bay kimberlites...Fe/(Fe + Mg + Ca) of 0.35, very similar to that of Dutoitspan and De Beers kimberlites (Mitchell 1986; Le Pioufle...volcaniclastic matrix of kimberlite at the Venetia mine, South Africa with low SiO2 and high FeO and Al2O3 and | | Buse, Ben, Schumacher, John C., Sparks, R. Stephen J., Field, Matthew (2010) Growth of bultfonteinite and hydrogarnet in metasomatized basalt xenoliths in the B/K9 kimberlite, Damtshaa, Botswana: insights into hydrothermal metamorphism in kimberlite pipes. Contributions to Mineralogy and Petrology, 160 (4) 533-550 doi:10.1007/s00410-010-0492-4 | Journal (article/letter/editorial) | 1007/s00410-010-0492-4 ORIGINAL PAPER Growth of bultfonteinite and hydrogarnet in metasomatized basalt xenoliths...constrain conditions of kimberlite alteration. Bultfonteinite and chlorite partially replace the original...metamorphic assemblages as the deposits cool. The bultfonteinite (ideally Ca2SiO2[OH,F]4) and hydrogarnet assemblages...than autometamorphism from deuteric fluids. Bultfonteinite and hydrogarnet are estimated to form at temperatures...B/K9 kimberlite with kimberlites from Venetia, South Africa suggests that the composition and mineralogy | | | Journal (article/letter/editorial) | College oI Mines (now the Michigan Institute of Mining and Technology) at Houghton, from 1901 to 1904...World War II he served as Civilian Adviser to the Joint Optics Committee of the Army and Navy Munitions...Surtt., B ull. 259, 47-68 (1905). The Unuk River mining region of British Columbia Geol,.Sowa. Canad'a...Summary Rept., 46-53 (1905). (and Wright, C.W.), Lode mining in southeastern Alaska: U. S. Geol"Surtt., BnII...(and Wright, C.W.), The Ketchikan and Wrangell mining districts, Alaska: U.S. Geol. Sun., Bull,.347,210 | | | Journal (issue) | FineMineral.com Rhodochrosite on Silver I Uchucchacua Mine, Peru I 9 cm Fine Мinerals International proudly...Interesse a u f sich und der damalige Chefgeologe der Mine. Arno GÜNZEL, nahm sich persönlich Zeit, mit dem...alternieren, zeigt dieser blaue Fluorit aus der Xia Yang Mine, Yongshun County, Provinz Fujian, China. Stufe 8...„QR"-Fluorite Im M a i 2020 sind in der Xia Yang Mine nahe der gleichnamigen Stadt in der chinesischen...Typische blaue Fluorite auf Milchquarz aus der Xia Yang Mine, Yongshun County, Provinz Fujian, China. Oben eine |
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Dutoitspan Mine, KEM JV Mine, Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa