| | Journal (article/letter/editorial) | 11:53 03 August 2012 Figure 2. An example of clinohumite, at first tentatively identified as chondrodite...occurring in a prospect shaft on a farm about 0.5 mile south of the Parker shaft at Franklin. There is a historical...Province, South Africa. Other South African localities include several sites in Northern Cape Province...Tanzania. Good chondrodite crystals to 3.8 cm with clinohumite have been collected in the Tranomaro area, Tulear...in the Mount Fitton talc mines, Flinders Ranges, South Australia, and at Mount Bishoff, Waratah district | | | Journal (article/letter/editorial) | aphanitic kimberlites from the Wesselton Sill, South Africa (Edgar et al., 1988) and the Jericho Pipe, Canada...hypabyssal kimberlite from Ondermatjie, Republic of South Africa. These data have a bearing on the source regions...occurs as a thin uniform dike at Ondermatjie, South Africa and consists of microphenocrysts of forsteritic...5 and 10) structural formulae calculated as clinohumite (13 cations + OH) are: Si = 3.992; Ti = 0.217;...Alternatively, this phase might be Ti-clinohumite as it is known that clinohumite is stable at pressures of 8ā | | | Journal (issue) | spectroscopy. The analyses were performed with a Tracor Northern Spectrace 5000 system, using a program specially... 5/6, 268-278 279 Cape Breton ruby, a new Canadian gemstone discovery, Cape Breton Island, Nova Scotia...Department of Mathematics, Physics and Geology, Cape Breton University, P.O. Box 5300, Sydney, Nova Scotia...Canada Abstract: Ruby was discovered near Frenchvale, Cape Breton, Nova Scotia, in midAugust 2004, in a geological...Frenchvale area in the Boisdale Hills, southeastern Cape Breton Island, contributed carbonate flux to the | | | Journal (article/letter/editorial) | Elsevier Science Ltd from the Makganyene Mine, South Africa. Here, we choose a bulk composition that is...GeoScience Centre, P.O. Box 82232, Southdale 2135, South Africa. 2139 2140 P. Ulmer and R. J. Sweeney Table...garnet-cpx-opx-magnesite and OH clinohumite (at 8 GPa, OH-clinohumite is stable to ā¬1050Ā°C in a hydrous...different group II kimberlites from Makganyene Mine, South Africa in an extended abstract. In Fig. 5c), their...and McKenzie (1994) examined the geochemistry of South African group II kimberlites and lamproites with | | | Journal (article/letter/editorial) | Mount Remarkable, near Wilmington, Flinders Range, South Australia. Pring, A. et al. (1999): Mineral. Mag...in the Slabik company quarry at Ćdersdorf (5 km south-southwest of Daun), the Stolz quarry at Graulai...Broken Hill mine, near Aggeneys, northern Cape Province, South Africa. Guggenheim, S. & Frimmel, H.E....carbonaceous chondritic meteorite, which fell in South Yemen in 1980. Ivanov, A.V. et al. (2000): Am. Mineral...with clinohumite. A member of the Humite group. The name denotes its relationship with clinohumite. Found | | | Journal (issue) | Beryl from Tanzania with phenakite inclusions|Clinohumite from Vietnam|Lace opal from Utah, USA|Pollucite...Kettle North East ā Mark W. Houghton South East ā Veronica Wetten South West ā Richard M. Slater Copyright...absorption system commonly seen (referred to as the cape series) with a hand-held spectroscope. Also available...672 pp. (see p. 400). Clinohumite from Vietnam The Cį»ng Trį»i mine in northern Vietnam is a wellknown...that are occasionally associated with orange clinohumite (e.g. Huong et al., 2012). This marble-hosted | | 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) | tetraferriphlogopite (KMg3(Fe3+Si3O10)(OH,F)2), clinohumite (F-content varying between 6.9 ā 7.9 wt.%), sylvite...magmaclast from the Venetia kimberlite cluster, South Africa. Chem. Geol. doi.org/10.1016/j.chemgeo.2016...Becker, M., Le Roex, A.P., 2006. Geochemistry of South African On- and Off-craton, Group RI I and Group...Berg, G.W., 1989. The significance of brucite in South African kimberlites. In: Kimberlite NU and Related...from Kalahari manganese fields (Republic of South Africa). Mineral Mag. 71, 193-201. CE Brey, G.P. | | | Catalog/List | RAINBOW OF AFRICA GEM & MINERAL COLLECTION Front Cover: Gems from the Rainbow of Africa Collection... Heritage SignatureĀ® Auction #5236 The Rainbow of Africa Collection Gems & Minerals October 15, 2015 | New...RAINBOW OF AFRICA COLLECTION You have in front of you our presentation of the Rainbow of Africa Collection:...The mineral riches of Africa are not the only things making up the Rainbow of Africa Collection. For the...greetings above reveal, the Rainbow isnāt just of Africa, itās of Africans as well: as diverse a group as | | | Journal (article/letter/editorial) | based on Wesselton aphanitic kimberlites in South Africa, which have a higher Ca and lower Mg content...Mg# calculated for De Beers and Dutoitspan (South Africa) is slightly lower than previous estimates (Becker...to five kimberlites from several localities (South Africa and Canada) revealed a wide fO2 range from NNO-3...130:228ā303 Becker M, Le Roex AP (2006) Geochemistry of South African onand-off craton, group i and group ii kimberlites:...international kimberlite conference. University of Cape Town, Cape Town, pp 81ā83 Brett RC, Russell JK, Moss S | | | Journal (issue) | saltwater mussel pearls ā¢ Treated-color āgoldenā South Sea cultured pearls ā¢ Quartz in three colors 334...diamond containing Ni ā¢ Chalcedony from Iran ā¢ Clinohumite from Tajikistan ā¢ Corundum-fuchsite-kyanite rock... 4th ed. Publ. by the author, Johannesburg, South Africa, 405 pp. GEMS & GEMOLOGY WINTER 2004 AN...Faceted Faceted Faceted East Africa East Africa East Africa East Africa East Africa Sri Lanka 34ā49 5ā21 8ā11...spectroscope, the diamond showed only a 415 nm āCapeā line. It fluoresced blue to standard long-wave | | | Journal (article/letter/editorial) | of the extensive Devonian magmatic event of the northern Baltic Shield and Kola Peninsula. Two main groups...crust ŽWhite et al., 1995., e.g., South Africa, West Africa, northern Canada, central USA and Eastern Siberia...2 kimberlites are thought to be confined to South Africa. However, Mahotkin and Skinner Ž1998. have suggested...widespread Devonian ultramafic magmatic event in the northern Baltic Shield. 3. Petrography and mineral chemistry...chalcopyrite and dolomite. Groundmass melilite, clinohumite and kirchsteinite ŽFe-monticellite. described | | | Book (edition) | 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...gold-bearing "greenstone" in Abitibi province in northern Ontario and Quebec. Some genetic problems still...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 | | Giuliani, Andrea, Phillips, David, Maas, Roland, Woodhead, Jon D., Kendrick, Mark A., Greig, Alan, Armstrong, Richard A., Chew, David, Kamenetsky, Vadim S., Fiorentini, Marco L. (2014) LIMA UāPb ages link lithospheric mantle metasomatism to Karoo magmatism beneath the Kimberley region, South Africa. Earth and Planetary Science Letters, 401. 132-147 doi:10.1016/j.epsl.2014.05.044 | Journal (article/letter/editorial) | Karoo magmatism beneath the Kimberley region, South Africa Andrea Giuliani a,ā , David Phillips a , Roland...The Karoo igneous rocks (174ā185 Ma) of southern Africa represent one of the largest continental ļ¬ood basalt...xenoliths sampled by post-Karoo kimberlites in southern Africa. Here we report UāPb ages for lindsleyiteāmathiasite...the ā¼84 Ma Bultfontein kimberlite (Kimberley, South Africa), located in the southern part of the Karoo...et al., 2007). In the Kaapvaal craton (southern Africa; Fig. 1), ReāOs model ages of mantle xenoliths | | | Catalog/List | weighing 210 grams is shaped like the state of South Carolina. The surface has an extremely subtle brushed... 72023 NWA 8741 Meteorite Mesosiderite-A4 Northwest Africa This fairly large, and unusually shaped, slice...Eucrite-melt breccia Northwest Africa Meteorite NWA (Northwest Africa) 8743 is classified as a Eucrite...Lunar Feldspathic Breccia - The Moon Northwest Africa As space ādebrisā is constantly flying around,...1890. The fireball was seen in Iowa, Minnesota and South Dakota, and its smoke trail hovered in the sky for | | | Book (edition) | center below āCullinan II." (or āLesser Star of Africaā) with 317.40ct. It is the second-largest polished...Brazilian sapphire Californian ruby Candy spinel Cape-chrysolite Cape-ruby Ceylon diamond } Ceylon opal Copper...Chrysocolla Clinochlore Clinochrysotile Clinoenstatite Clinohumite Clinozoisite Colemanite Creedite Crocoite Cryolite...Zoisite 6-6 64-7 Aegirine 6 6%-7 Amblygonite 6 Clinohumite Humite Hurlbutite Lawsonite Pumpellyite Tephroite...Hiddenite Kunzite Spodumene Hureaulite Sellaite Clinohumite Fluorapatite Carborundum Ludlamite Euclase Lawsonite | | | Book (edition) | center below āCullinan II." (or āLesser Star of Africaā) with 317.40ct. It is the second-largest polished...Brazilian sapphire Californian ruby Candy spinel Cape-chrysolite Cape-ruby Ceylon diamond Ceylon opal Copper lapis...Chrysocolla Clinochlore Clinochrysotile Clinoenstatite Clinohumite Clinozoisite Colemanite Creedite Crocoite Cryolite...6%-7 Tinzenite 64-7 GGG 6% Magnesio-Axinite 6% Clinohumite 6 Humite 6 Hurlbutite 6 Lawsonite 6 Pumpellyite...Hiddenite Kunzite Spodumene Hureaulite Sellaite Clinohumite Fluorapatite Carborundum Ludlamite Euclase 3 | | | Journal (issue) | Kuruman (Kalahari Manganese Field, Northern Cape Province, South Africa), which has produced the world's...Lovozero, 22-1 :3 Calciopetersite: Czech Rep .. northern Moravia, Olomouc, Domaovnad Bystuick, 22-5:7 Caracolite:...Flesbergcommunity, Vinorcn, Kongsbcrg, 22-3:12 Holtstamite: South Africa, Wessels mine, 22-3: 12 Juanitnite: USA. Utah...Finland, Pargas. Limberg, 22-5: 14 P Mellinii1e: NW Africa, 1054 acapulcoi1e, 22-3:15 Me1cori1e Nickel-Iron:...22-3: 12 !'\W Africa I 054 acapulcoite, Melliniite, 22-3: 15 Pakistan: Badakhshan. Clinohumite, 22-8:3 P | | | Journal (issue) | f a1 Gwhemistry, W w s i I y d Cape Town, Randebasch, Sooth Africa, DE Lwihscin k prc fsssor h It)@...diamonds from the Finsch and Kimberley pipes in South Africa; those from the Premier mine appeared to be...diamond ( I mm across) from the Finsch mine, South Africa, was dated by geochronological methods to be...on diamonds from several other pipes in southern Africa and Australia. (For a discussion of some earlier...Kirnberley, South Africa Finsch, South Africa Finsch, South Africa Premier, South Africa Argyle, Australiaa | | | Book (edition) | Mine; NBH Mine), Broken Hill, Yancowinna Co., New South Wales, Australia; PPL B Anhedral native copper (dark;...Line), Witwatersrand field, Gauteng Province, South Africa; PPL B Intergrowth of electrum (yellowish white)...during serpentinisation Red Hill, Wairau Valley, South Island, New Zealand Awaruite, Chromite, native Copper...serpentinites, ā¢ placers, ā¢ meteorites Gorge River, South Island, New Zealand Cohenite, DaubrĆ©elite, Goethite...meteorites (siderites) Cape York iron meteorite, Saviksoah Peninsula, Avanna Province, northern Greenland DaubrĆ©elite | | | Journal (article/letter/editorial) | granulite-facies rocks from the Reynolds Range, Northern Territory, Australia. The resultant ages were...located ca. 120 km to the NNW of Alice Springs, Northern Territory (Fig. 1), in the Arunta Inlier, a Proterozoic... Fig. 1. Simpliļ¬ed map of the Reynolds Range, Northern Territory, Australia, showing localities for the...pods, such as spinel, orthopyroxene, gedrite, clinohumite, kornerupine, and cordierite, and near the margins...thick-skinned, south-directed, intraplate deformation thrust Arunta Inlier basement over the northern margin | | | Catalog/List | 1970ās, this material comes exclusively from East Africa. Highly prized by Tourmaline collectors, good stones...Gemstone: Tri-Color Tourmaline - 10.77 Cts. East Africa An eye-catching tri-colored Tourmaline is nothing...Opal - 1.48 Cts. Lightning Ridge, Finch Co. New South Wales Australia Sometimes referred to as the āThe...ārainbow stonesā comes from a single location in New South Wales: Lightning Ridge. These Opals tend not to...90 Cts. South Africa This vibrant Sugilite cabochon displays the most intense purple hue. South African | | | Book | ct RIGHT: Round brilliant-cut white diamonds, South Africa and Canada Ā« 2.00 ct and 3.06 ct leaves the...are made almost entirely of iron and example in northern Quebec. It was the Royal Ontario Museum's Victor...for cutting other minerals. Tale, Mpumalanga, South Africa * 19 x 6 x 83cm Hardness 1 Hardness 4 Talc...Hardness 10 Quartz Diamond Diamond, Kimberley, South Africa * 0.5 x 0.5 x 0.5 cm | 19 MINERALS: PRODUCTS...structure of a feather. Cerussite, Broken Hill, New South Wales, Australia * 7 x 6 x 6 cm Epidote, Brazil | | | Journal (issue) | technical and popular articles about his years in Africa. In retirement in the 1990ās he wrote important...great height above the horizon, coming from the South east, that is, in the direction of Mount Vesuvius...from Peru on their famous mineralogical tour of South America in 1795ā1800 (Cooper, 2001). No less than...London. LIVERSIDGE, A. (1882) The Minerals of New South Wales. 2nd ed. MACINTYRE, B. (1994) The crook, the...1788ā1900. Proceedings of the Linnaean Society of New South Wales, 108 (3), 149ā181. WAGNER, J. F. (1818) Notizen | | | Book (volume) | Rastsvetaeva et al. 2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application of IR Spectroscopy...Ca2[Si2O5(OH)2]Ā·H2O from the YokoDovyren massif, Northern Baikal area Fig. 1.18 IR spectrum of acid triorthosilicate...Novofrolovskoye copper deposit, near Krasnoturāinsk, Northern Ural Mts., Russia (type locality). Description:...Novofrolovskoye copper deposit, near Krasnoturāinsk, Northern Ural Mts., Russia (type locality). Description:...Novofrolovskoye copper deposit, near Krasnoturāinsk, Northern Ural Mts., Russia (type locality). Description: | | | Journal (issue) | Rhodochrosite on Manganite N'Chwaning Mine, Northern Cape Province, South Africa. 8.7 cm In 1978 a historic discovery...N'Chwaning 1 mine in the Kalahari manganese fields of South Africa. A series of vugs produced a bonanza of specimens...Besse. Figure 1. Location map showing Mogok in northern Mandalay Division, Burma. LOCATION For information...are still active today). Directly both north and south of the arcing valleys of Mogok, Kyatpyin and KathĆ©...Record, volume 53, JanuaryāFebruary, 2022 north-south traffic and trade route for Upper Burma. Oldtime |
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