| Jaguin, Justine, Boulvais, Philippe, Poujol, Marc, Bosse, ValĆ©rie, Paquette, Jean-Louis, Vilbert, David (2013) Albitization in the Antimony Line, Murchison Greenstone Belt (Kaapvaal Craton): A geochemical and geochronological investigation. Lithos, 168. 124-143 doi:10.1016/j.lithos.2013.01.010 | Journal (article/letter/editorial) | com/locate/lithos Albitization in the Antimony Line, Murchison Greenstone Belt (Kaapvaal Craton): A geochemical...2013 Available online 14 February 2013 Keywords: Murchison Greenstone Belt Antimony Albitization Archean...Kaapvaal Craton a b s t r a c t The 3.09ā2.97 Ga Murchison Greenstone Belt is one of several Archean volcano-sedimentary...volcano-sedimentary belts within the Kaapvaal Craton in southern Africa. Among the diverse ore deposits found within the...in western Africa (BĆ©ziat et al., 2008), in Australia (Witt, 1992), and in the Murchison Greenstone Belt | | | Report (issue) | ........................ 19 ABSTRACT Gold-stibnite-quartz vein deposits and stratiform disseminated-veined...of high purity gold (940-1,000 fineness) with stibnite and berthierite; ductile deformation of ore veins;...foliated textures of the massive stibnite ore. A combination of local geochemical aureoles of gold, antimony...producers of this type of deposit are Republic of South Africa, Bolivia, Russia, China, and France. These gold-antimony...deposits within a 20 km long zone in Murchison Range, South Africa. As much as 83 tons of gold were recovered | | | 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...suggestions and advice. Authorās Preface Southern Africa has much to offer the amateur geologist, whatever...best plan is to take local advice wherever you are. 9 In small places try the local police station first...usually helpful and will know it there are any local gem clubs and how to get in touch with them. There | | | Journal (article/letter/editorial) | illustrating the nature of Archean volcanismin southern Africa and elsewhereare made available for purposesof...mineralization. The Archean mineralization of southern Africa is briefly compared and contrasted with that of...as of currentlycontributingthe mostdiversified range of mineral types and productsexploited in on the...the easternpart southern Africa. of Botswana, the northeasternsegment of South The purposes of this paperare...paperare, briefly,to consider Africa, and Rhodesia,the shield consistsof two crathe nature and distribution | | | Journal (article/letter/editorial) | mineralization at Gravelotte, Murchison Greenstone Belt, Northeast Transvaal, South Africa YIN YIN NwEā*...A~~t-~~d evolution during emeraId inception at the Gravelotte emerald mine has been studied by mi~~e~ornet~...respectively, 250, 150, and 24OāC, and pressures in the range of l-4 kb. Calculations of fo,show an initial low...me~mo~hism. THE GRAVELOTTE AREA LIES along the southern margin of the Archean Murchison Greenstone Belt...Belt of the Kapvaal Craton in South Africa. It is well known for its emerald deposits which are associated | | Jaguin, J., Poujol, M., Boulvais, P., Robb, L. J., Paquette, J. L. (2012) Metallogeny of precious and base metal mineralization in the Murchison Greenstone Belt, South Africa: indications from UāPb and PbāPb geochronology. Mineralium Deposita, 47 (7) 739-747 doi:10.1007/s00126-012-0422-7 | Journal (article/letter/editorial) | base metal mineralization in the Murchison Greenstone Belt, South Africa: indications from UāPb and PbāPb...97 Ga Murchison Greenstone Belt is an important metallotect in the northern Kaapvaal Craton (South Africa)...AuāSb and the CuāZn VMS mineralization in the Murchison Editorial handling: H. Frimmel J. Jaguin (*) :...Department of Earth Sciences, University of Oxford, South Parks Road, Oxford OX1 3AN, UK J. L. Paquette UMR...Kaapvaal Craton . Murchison range . South Africa Introduction The 3.09 to 2.97 Ga Murchison Greenstone Belt | | | 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...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; | | | Journal (article/letter/editorial) | hydrothermal fluids and precipitation mechanism of stibnite-gold mineralization at the Wiluna lode-gold deposits...wallrock and breccia fragments, whereas stage 2 gold-stibnite is located in massive shear veins and breccia...fracture-ļ¬ll and in banded-colloform textured veins. Stibnite-gold orebodies only occur in some of the deposits...microthermometric and laser-Raman analysis on stibnite-bearing quartz veins and breccias reveal that...temperatures of 340 Ā°C (average 290Ā±25 Ā°C), and a wide range of salinities between 0.2 and 23 eq. wt% NaCl. Aqueous-carbonic | | | Journal (article/letter/editorial) | Devices model F infrared microscope with a wavelength range from 0.8-1.2 pm (CAMPBELLet al., 1984). The band...molybdenites showing range in transparency and zoning. (a) 29GRVB, Gravelotte, South Africa, IR = 1; (b) 98LL...98LL, Lorelei, South Africa, IR = 2; (c) IIKAL, San Manuel, Arizona, IR = 3; (d) 5CACC, Copper Creek Arizona...alteration assemblages form over a temperature range of T x 500-15OāC, which in this study is considered...0 2.0 2.0 4.0 595 58.8 0.47 0.18 GnveIot@ South Africa 29GRVAI 593 0.14 2!?GRVAE 602 0.09 29GRVB 59 | | | Journal (article/letter/editorial) | resources arederived fromh)?ogene deposits of stibnite which formmainlyat temperatures between150Ćøand300ĆøC...(an unlikelyoccurrence) in orderto saturate with stibnite,whereasat temperatures <250ĆøCstibnitemay precipitate...decreases precipitously withf% across thekermesite-stibnite boundary for a widerangeof pH (--...theevolumon thanrealgar,the corresponding analogue to stibnite. tributeanimproved deposits andotherdeposits in...1993). with magnetite, e.g.,in the Murchison antimony belt, South Africa(Pearton andViljoen,1986). Mineral | | | Journal (article/letter/editorial) | brief overview of South Africa's mineral industry: world context and changing local circumstances Received:...important South African mineral resources clearly demonstrates that, omitting hydrocarbon fuels, South Africa...PO Box 74883, Lynnwood Ridge, Pretoria 0040, South Africa and later the kimberlite pipes discovered at...1889, the forerunner of the Chamber of Mines of South Africa (COM), whose member companies were ultimately...opencast and underground mines and quarries in South Africa. Of these workings, 57 produced gold, 62 exploited | | | Book (volume) | Papers and Discussions Volume I , I JOHANNESBURG SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY 1961... 01", ~TALLUf>iYY. Ā© Copyright 1961 by The South African Institute of Mining and Metallurgy Ext'racts...I (1v DEC 196f Printed in t!te Republic of South Africa by Hortors Limited, Johannesburg V r. 1 The...and n1anagement of the gold mining industry in South Africa -C. B. ANDERSON . . . . . . . . . page r J ... ( 2. The economy of the Union of South Africa-W. J. BusSCI-IAU 9 3. An introduction to the physical | | Hazen, R. M., Golden, J., Downs, R. T., Hystad, G., Grew, E. S., Azzolini, D., Sverjensky, D. A. (2012) Mercury (Hg) mineral evolution: A mineralogical record of supercontinent assembly, changing ocean geochemistry, and the emerging terrestrial biosphere. American Mineralogist, 97 (7) 1013-1042 doi:10.2138/am.2012.3922 | Journal (article/letter/editorial) | 2005). The worldās largest Hg deposit, the AlmadĆ©n district of central Spain, is representative of concentrations...reworking of the mercury-hosting rocks of the AlmadĆ©n district (primary mineralization 427ā380 Ma) led to at...west-central California. This important mining district, including the New AlmadĆ©n mine in Santa Clara...in the literature. For example, the Hg mining district of Pike County, Arkansas, is hosted in Carboniferous...but we have been unable to find a reliable age range for the subsequent Hg mineralization. Several mercury | | | Journal (article/letter/editorial) | question has been discussed in connection with stibnite deposits containing scheelite and with stratabound...stratabound scheelite occurrences free of stibnite (partially containing molybdenum, beryllium or gold). The...The age and genesis of the stibnite occurrences near Schlaining in the Burgenland, Austria (within the...located between the stratabound, Early Paleozoic stibnite/cinnabar-scheelite deposits of the Eastern Alps...bekannte groBe Antimonitvorkommen yon Gravelotte in der Murchison Range in Nordost-Transvaal/Siidafrika innerhalb | | | Book (edition) | known to occur with compo itions over the entire range. The statement ā¢Ā·compare with ... ā¢ā¢ means that...Gennanium Gold Hafnium Helium Holmium Al Sb A As Ba Be Bi B Br Cd Ca C Ce Cs Cl Cr Co Cu Dy Er Eu F Gd... 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...Cand CSPG Pennskiye gubemskiye wdomo.sti (Perm district ga=elle) Pl,ilosopl,ical Maga=ine Periodico de | | | Book | ..... 58 3.2.7 Maranda J, Murchison belt, Northern Province, South Africa ........... 59 VIII Table................ 62 3 .2.8.1 Letneye, Dombarovsk District ....................................................... 62 3.2.8.2 Komsomolskoye, Mednogorsk District ...................................... 64 3.2.8.................... 65 3.2.8.6 Bakr-Tau, Baimak District, Bashkirian Republic ....................... 66............................ 68 3.2.9.3 Dry River South and Balcooma, North Queensland ................ | | | Catalog/List | ;plaļæ½ rclcrcncc specimen (" .Ā£:?8 <>5.Fluori11.ļæ½ South Croft) \1111c-. Cmnbomt..---,Com\1.:tll Al1rac11\C"...75.Cas,i1cri1c.)-l6 fm level. Rosļæ½ear Section. South Crofiy,Camborne.Cornwall Ex RWB Coarse cassnenlc...79,Cassi1critc,340 fm level. Robinsons Scc11on. South Crofiy .Cambornc.Cornwall E, RWB Light pinkish grey...Reference or display C Ā£25 307.ļæ½ktatorbernne,\\'h Ba,sen.nr Redruth,Com\\all Platey mciatorbcnne '11s...Brokcn Hill Proprietary Mine. Broken Hill. New South \Valcs, Australin l-lca,,ly encrusted snmplc consisting | | | Book | Struik Nature (an imprint of Penguin Random House South Africa (Pty) Ltd) Reg. No. 1953/000441/07 The Estuaries...Century City, 7441 PO Box 1144, Cape Town, 8000 South Africa Visit www.randomstruik.co.za and join the Struik...published edition, 2015: Penguin Random House South Africa (Pty) Ltd Publisher: Pippa Parker Managing editor:...Hatfield Campus, University of Pretoria Pretoria, South Africa Dr Lynnette Greyling Department of Geological...Town Private Bag X3 Rondebosch 7701 Cape Town, South Africa Note: The authors and the publishers cannot | | Bortnikov, N. S., Gamynin, G. N., Vikentāeva, O. V., Prokofāev, V. Yu., Prokopāev, A. V. (2010) The Sarylakh and Sentachan gold-antimony deposits, Sakha-Yakutia: A case of combined mesothermal gold-quartz and epithermal stibnite ores. Geology of Ore Deposits, 52 (5) 339-372 doi:10.1134/s1075701510050028 | Journal (article/letter/editorial) | Combined Mesothermal GoldāQuartz and Epithermal Stibnite Ores N. S. Bortnikova, G. N. Gamynina, O. V. Vikentāevaa...alteration near stibnite veinlets. Two stages of lowsulfide goldāquartz and stibnite mineralization are...the early milk white quartz in orebodies with stibnite mineralization at the Sary lakh and Sentachan...deposits. In the late regenerated quartz that attends stibnite mineralization, fluid inclusions contain an aqueous...well as in coarse, medium, and finegrained stibnite varieties subjected to dynamometa morphism. The | | | Book | Jewelry, 146 Breastplate of the High Priest, 144 South America, Beryl in the Bible, 80 Emerald and 140...Derivations of Names and Portugal, 490 Republic of South Africa, Romania, 549 601 Yugoslavia, 485 Pakistan... 445 Greenland, India, 500 Republic, South West Africa 445 Ghana, Inner Somali 443 Germany...gemstone pebbles, is also known in from Colors range from paler varieties of beryl that accompany the...highly-esteemed, Tavernier went shipped from South America to to the Far East and on to suggest | | | Journal (issue) | more apt to be aware of how the curators at their local museums are disporting themselves at shows. Are...take more of a proprietary interest in what their local museum is doing. Curators, believe it or not, can...it is this one. So, come on collectors! Let your local curator know that you are watching, but also that...stock o f fine mineralsā many never shown. Wide range o f Sizes/Prices. List avail, for cut stones only...(Otherwise By Chance or By Appointment) Three miles south of Bancroft, Ontario, on the W est side of Hwy. | | | Journal (article/letter/editorial) | mineral deposits to pigeonhole or classify the wide range of mineral deposits. Some provided a general overview...and may get swiftly out of fashion. In the wide range of features that may be useful to deļ¬ne mineral...Ca(UO2)2(PO4)2Ā·12(H2O) Ca2MgAl2(BO3)Si4O12(OH) Cu3(CO3)2(OH)2 ZrO2 (Ba,Sr)(Nb,Ti)2(O,OH)7 BaSO4 2Ca(SO4)Ā·H2O (Ce,La)(CO3)F...5)O10(OH)2Ā·n(H2O) Cu7Hg6 BaTiSi3O9 Ag8Sb0.5As0.5Te2S3 Ca,Mg,Mn7(Ba,Sr)6(CO3)13 Be2(BO3)(OH,F)Ā·(H2O) Fe2Al(Si,Al)O5(OH)4...CaCO3 Na6Ca2Al6Si6O24(CO3)2 Ag8SnS6 (Ca,Na)(Sr,Ce,Ba)(CO3)2 Tl2S KMgCl3Ā·6 (H2O) K2(UO2)2(VO4)2Ā·3H2O Co2CuS4 | | | Journal (article/letter/editorial) | mineral deposits to pigeonhole or classify the wide range of mineral deposits. Some provided a general overview...and may get swiftly out of fashion. In the wide range of features that may be useful to deļ¬ne mineral...Ca(UO2)2(PO4)2Ā·12(H2O) Ca2MgAl2(BO3)Si4O12(OH) Cu3(CO3)2(OH)2 ZrO2 (Ba,Sr)(Nb,Ti)2(O,OH)7 BaSO4 2Ca(SO4)Ā·H2O (Ce,La)(CO3)F...5)O10(OH)2Ā·n(H2O) Cu7Hg6 BaTiSi3O9 Ag8Sb0.5As0.5Te2S3 Ca,Mg,Mn7(Ba,Sr)6(CO3)13 Be2(BO3)(OH,F)Ā·(H2O) Fe2Al(Si,Al)O5(OH)4...CaCO3 Na6Ca2Al6Si6O24(CO3)2 Ag8SnS6 (Ca,Na)(Sr,Ce,Ba)(CO3)2 Tl2S KMgCl3Ā·6 (H2O) K2(UO2)2(VO4)2Ā·3H2O Co2CuS4 | | | Book | and Canada 62 Miscellaneous American beryls 65 South America 65 Modem emerald and beryl jewellery Chapter...198 Mexico 199 Pakistan (West) 200 Republic of South Africa 201 Namibia 202 Sri Lanka 203 Tanzania 203 ...Emerald; Brazil, Colombia, India, Pakistan, South Africa, Tanzania, USSR, Zambia, Zimbabwe Goshenite;...aquamarine, and other coloured varieties. Colours range from the rich green of emerald, through many tints...that some Colombian emeralds were shipped from South America to Spanish colonies in the Philippines and | | | Book | and Canada 62 Miscellaneous American beryls 65 South America 65 Modern emerald and beryl jewellery Chapter...Mexico 199 Pakistan (West) 198 200 Republic of South Africa Namibia 202 Sri Lanka 203 Tanzania 203 201...Emerald; Brazil, Colombia, India, Pakistan, South Africa, Tanzania, USSR, Zambia, Zimbabwe Goshenite;...aquamarine, and other coloured varieties. Colours range from the rich green of emerald, through many tints...that some Colombian emeralds were shipped from South America to Spanish colonies in the Philippines and |
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Murchison Mine, Consolidated Murchison Mines, Gravelotte, Murchison Range, Ba-Phalaborwa Local Municipality, Mopani District Municipality, Limpopo, South Africa