 | Buchholz, P., Oberthur, T., Luders, V., Wilkinson, J. (2007) Multistage Au-As-Sb Mineralization and Crustal-Scale Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical, Mineralogical, Stable Isotope, and Fluid Inclusion Study. Economic Geology, 102 (3) 347-378 doi:10.2113/gsecongeo.102.3.347 | Journal (article/letter/editorial) | | Crustal-Scale Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical,...The Kwekwe district comprises the central part of the Archean Midlands greenstone belt of Zimbabwe and...Sb-bearing stage 3. Four gold deposits within the Kwekwe district have been studied. The Primrose and Globe and...gold mineralization at Jojo and especially the Indarama gold deposits probably formed at lower temperatures...high-salinity fluids. At Indarama, microthermometric studies indicate stibnite-gold mineralization at temperatures |  | Nutte, T. H. C., Oberth�r, T., Saager, R., Tomschi, H. -P. (1988) The geology, mineralogy and geochemistry of the broomstock gold deposit, Kwekwe Greenstone Belt, Zimbabwe; Some implications for gold mineralization in jaspilite iron formations. Mineralogy and Petrology, 39 (2) 145-162 doi:10.1007/bf01184820 | Journal (article/letter/editorial) | | Geochemistry of the Broomstock Gold Deposit, Kwekwe Greenstone Belt, Zimbabwe; Some Implications for Gold Mineralization...Geology Department, University of Zimbabwe, Mount Pleasant, Harare, Zimbabwe, 2 Mineralogisches Institut,...1988; accepted April 22, 1988 Summary At Broomstock Mine, three types of gold mineralization have been identified:...der Goldlagerstiitte Broomstock im Kwekwe Greenstone Belt, Zimbabwe: Bedeutung ~ r Goldvererzung in jaspitischen...jaspitischen Eisenformationen. In der Broomstock Mine treten drei Typen yon Goldmineralisationen auf: |  | | Journal (article/letter/editorial) | | Kolar goldfield, India Nevoria, W. Australia Cuiaba Mine, SE Brazil Bronzewing, W. Australia Junction, W...Uti, India Primrose, Kwekwe district Jojo, Kwekwe district Indarama, Kwekwe district Igarape Bahia, Brazil...(Yilgarn), Brazilian, and South African (Barberton and Zimbabwe), Scandinavian, Indian, and Australia (Superior...with allowance for gold extracted over the entire mine life. Deposits with reserves over 100 tons usually...Australia Harnas area, Sweden Aitik, Sweden Paiol mine, Brazil Kamennoe, Russia Cobalt Hill, Canada Gongo |  | | 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;...granoblastic foliated textures of the massive stibnite ore. A combination of local geochemical aureoles...antimony deposits (C.Y. Wang, 1952) DESCRIPTION Stibnite, berthierite, gold (940-1000 fineness), aurostibite...veins but are very rich in sulfides, especially in stibnite (Model 36a of B.R. Berger, 1986). GENERAL REFERENCES |  | | Journal (article/letter/editorial) | | India, South Africa, Australia, Finland, and Zimbabwe. The data were taken from 33 publications and...Valdez Group, USA Venus, Canada Monte Rosa gold district, Italy Fairview, Oro Fino, Canada Twin Lakes,... USA Bralorne-Pioneer, Canada Monte Rosa gold district, Italy Bralorne-Pioneer, Canada Callery, New Zealand...New Zealand Böckstein, Austria Monte Rosa gold district, Italy Kensington, USA Jualin, USA Shannan area...Mazhala, China Qolqoleh, Iran Bangbu, China Oriental mine, USA Big Hurrah, USA Mouther Lode, USA Yata, China |  | Obolensky, A.A., Gushchina, L.V., Borisenko, A.S., Borovikov, A.A., Nevol’ko, P.A. (2009) Computer thermodynamic modeling of the transport and deposition of Sb and Au during the formation of Au-Sb deposits. Russian Geology and Geophysics, 50 (11) 950-965 doi:10.1016/j.rgg.2009.10.004 | Journal (article/letter/editorial) | | Au-Sb deposits are referred to as Au-Sb or gold-stibnite beresite ore association (Berger, 1977, 1978;...Au-Sb deposits. He recognized a group of gold-stibnite-quartz deposits as an ore association among other...South African (Gravelot, United Jack, Weigel, Indarama, Gothic), Australian (Blue Speck, Wiluna), Yenisei...(arsenopyrite-pyrite and pyrite-arsenopyrite-stibnite) are stibnite, berthierite, pyrite, arsenopyrite, and...Hg in some ore minerals: pyrite ((1−2)⋅10−4%), stibnite (2×10−6− 5.6×10−5%), and gold (<1%) (Ashley et |  | | 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-fill 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...degree of stibnite undersaturation, and caused stibnite to precipitate. The deposition of stibnite reduced |  | | Journal (article/letter/editorial) | | throughout the world. Ore mineral is predominantly stibnite, gangue minerals consist of quartz, calcite, fluorite...quartz-stibnite, fluorite-quartz-stibnite and barite-quartz-stibnite, and late-stage calcite-stibnite. In...precipitation mechanism for ores in the Xikuangshan ore district, conventional and infrared microthermometric measurements...minerals (quartz, fluorite and barite) and opaque stibnite, * Corresponding author. E-mail: jtpeng@126...inclusions) and type IV (pure vapor inclusions). Stibnite only contains type I and type II inclusions, while |  | | Journal (article/letter/editorial) | | resources arederived fromh)?ogene deposits of stibnite which formmainlyat temperatures between150øand300øC...(an unlikelyoccurrence) in orderto saturate with stibnite,whereasat temperatures <250øCstibnitemay precipitate...decreases precipitously withf% across thekermesite-stibnite boundary for a widerangeof pH (--...theevolumon thanrealgar,the corresponding analogue to stibnite. tributeanimproved deposits andotherdeposits in...reflecting higher S-O comprise native antimony, stibnite, gudmundite fo.•orfs.•thangudmundite. It is foundmostcommonly |  | | Journal (article/letter/editorial) | | energiesof formationas a functionof temperaturefor stibnite,berthierite, gudmundite, and FeSb•. Comparison...investigatethe melting relationsin the vicinityof the stibnite-berthierite join andto verify that unsuspected...abbreviations are: py for pyrite, po for pyrrhotite,st for stibnite,ir for iron, her for berthierite, andant for antimony...rangein composition from about 33 to 48 percentSb. Stibnite, Sb•.Ss,is the only binary compound encountered...2%Fe) 563 ñ 5 This study stibnite = melt 556 ñ 5 This study stibnite + berthierite = melt (1% |  | | Book (edition) | | Sphalerite-galena-pyrite-isocubanite-fahlore-enargite, • Stibnite-realgar-orpiment-marcasite-cinnabar, • Amorphous...Twinning Reflect. Troilite yes Pyrrhotite yes Stibnite moderate, light lamellar and dark brownish grey... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...of cuprite (bluish grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co.,...vein in jasper (red internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey |  | | Book (edition) | | Bowieite II/D.06-20 346 Edgarite II/D.07-20 348 Stibnite II/D.08-20 350 Bismuthinite II/D.08-40 352 Guanajuatite...Nic. // Irregular gold grain (yellow) between stibnite (light grey); Murchison Range, South Africa [g];...(yellowish white), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // Anhedral electrum...(greenish grey), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // Anhedral electrum...(bluish grey shades), quartz (dark grey); New Bullfrog mine, Nye Co., Nevada, USA [h]; Nic. // 8 Gold A |  | | Journal (article/letter/editorial) | | Light rare earth elements enrichment in an acidic mine lake (Lusatia, Germany)—Elke Bozau, Marc Leblanc...anthropogenic factors influencing mercury speciation in mine wastes: An EXAFS spectroscopy study— Christopher...by oxygen isotope data: The case of Sandawana, Zimbabwe—Johannes C. (Hanco) Zwaan, Alain Cheilletz, and...2004 Is groundwater in the Tarkwa gold mining district of Ghana potable? —Jerry S. Kuma Selenium source...drainage from the abandoned Balya Pb-Zn sulfide Mine, NW Anatolia,Turkey—Atilla Aykol, Murat Budakoglu |  | | Report (issue) | | interest in the geo logy and mineral resources of Zimbabwe which followed the removal of United Nations sanctions...original Bulletin is the insertion of Table IIIA, Zimbabwe Mineral Production and Value, on page 114A. Due...for views of Wankie Colliery and the Trojan nickel mine, and to the Photographic Section of the Ministry...near Salisbury. facing page 23 IV Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke...Complex. VI Chrome seam in the Great Dyke, Vanad Mine. VII Lower Karoo Landscape. No. 1 Colliery, Wankie |  | | Journal (article/letter/editorial) | | Rhodesia(locatedin the Midlands greenstonebelt, intrusive granites. The Scotia Talc Mine in the halfway betweenthe...GeologicalSetting Area and Reference Range Mean Selukwe Peak Mine 52.32-58.41 55.59 Railway Block, Priority 1 Magazine...Prince Mine situated near the of the complex. Tremendous tonnages of inter- King asbestos mine (Fig...areaaroundGatooma,which is located in the northern part of the Midlands belt (Fig. 1), there were 359 minesthat Dyke,...Cam and Motor Mine, 8.6 percentfrom the Giant Mine, 4.4 percentfrom the Thistle Etna Mine, and 23 percent |  | | Report (volume) | | Blenkinsop examine Archaean deformation patterns in Zimbabwe and the adjacent Limpopo Belt and discuss the...Stratigraphic and tectono-stratigraphic problems in Zimbabwe and Western Australia are described in the next...mineralization in the Kadoma region of the Zimbabwe Midlands. Three papers describe the structures of the...:INSOP,T. G. Archaean deformation patterns in Zimbabwe: true indicators of Tibetan style crustal extension...geochronology of Archaean felsic sequences in the Zimbabwe craton: a revision of greenstone stratigraphy |  | | Journal (issue) | | ..... 337 by D. J. Mossman The Colorado Quartz mine, Mariposa County, California: a modem source of...she and Brooks became part owners of the Old Yuma mine nearby. After a few years her strong love of minerals...ventures in Mex ico (particularly the San Francisco mine in Sonora). Many extraor dinary specimens passed...fuse cutting pliers, and plunger-type detonators. Mine bells and the bell signal sign that accompanied...underground wiring (left one, green, is marked “JEFFREY MINE IN SULATOR”; right one, purple, is marked “CALIFORNIA”); |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald...mainly in crystals to 5 cm at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical |
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