 | | Journal (article/letter/editorial) | | in Austria Evolution of gold mineralization in the Ashanti Gold Belt, Ghana: evidence from carbonate...Bogosu and Prestea mining districts of the Ashanti Gold Belt, Ghana. The compositions of coexisting ankerite-siderite...composition of fluids in the Bogosu-Prestea mesothermal gold system. Temperatures derived from the ankerite-siderite...alteration of mafic dikes, and 340 to 140 °C for gold deposition. The latter range occurs on a thin-section...Zusammenfassung Entstehung der Goldvererzung im Ashanti Gold Belt, Ghana: Riickschlfi'sse aus Karbonatzusammensetzungen |  | | Journal (article/letter/editorial) | | Paleoproterozoic, turbidite-hosted, gold deposits of the Ashanti gold belt (Ghana, West Africa): Comparative analysis...analysis of turbidite-hosted gold deposits and an updated genetic model John Berge ⁎ JB MinQuest, Parkvägen...December 2010 Keywords: Turbidite-hosted gold deposits Graphite–gold association Interflow (chemical) sediments...fluids and gold a b s t r a c t The Paleoproterozoic gold deposits of the Ashanti gold belt, Ghana, occur...suggested in this article to belong to that class of gold deposits recognized as ‘turbidite-hosted’. Hence |  | | Journal (article/letter/editorial) | | DEPOSITA 9 Springer-Verlag 1994 Gold mineralization in As-rich mesothermal gold ores of the Bogosu-Prestea...mining district of the Ashanti Gold Belt, Ghana: remobilization of "invisible" gold A.H. Mumin 1, M.E. Fleet...of southwestern Ghana is a 33 km section of the Early Proterozoic Ashanti Gold Belt. Greenschist facies...and mafic dikes host numerous economic mesothermal gold deposits. Structurally higher ores in the Bogosu...dikes. Most gold occurs as micrometre-size particles in arsenian pyrite, and as "invisible" gold in arsenian |  | | Journal (article/letter/editorial) | | distribution of gold in quartz veins and sulfide ores of the Ashanti mine and other deposits in the Ashanti belt...belt of Ghana: genetic implications Received: 28 September 1995 / Accepted: 11 June 1996 Abstract The Ashanti...Ashanti belt of Ghana constitutes a gold province which has produced a total of about 1500 t of gold historically...historically. Gold mineralization is found in steep, NNE-SSW to NE-SW trending shear zones predominantly...Ma), and in recent placers. The distribution of gold, its chemistry, paragenesis and mineralogical siting |  | Perrouty, Stéphane, Aillères, Laurent, Jessell, Mark W., Baratoux, Lenka, Bourassa, Yan, Crawford, Brenton (2012) Revised Eburnean geodynamic evolution of the gold-rich southern Ashanti Belt, Ghana, with new field and geophysical evidence of pre-Tarkwaian deformations. Precambrian Research, 204. 12-39 doi:10.1016/j.precamres.2012.01.003 | Journal (article/letter/editorial) | | Eburnean geodynamic evolution of the gold-rich southern Ashanti Belt, Ghana, with new field and geophysical...2012 Keywords: Birimian Eburnean Paleoproterozoic Ghana Mineralisation a b s t r a c t Integration of regional...paleoproterozoic structural evolution of southwestern Ghana. The study area is dominated by three metavolcanic...manifested as regional scale folding in the southern Ashanti Belt. D1 synorogenic granitoids were intruded between...under greenschist metamorphic condition. Syn-D1 gold mineralisation associated with quartz veining could |  | Allibone, A., Teasdale, J., Cameron, G., Etheridge, M., Uttley, P., Soboh, A., Appiah-Kubi, J., Adanu, A., Arthur, R., Mamphey, J., Odoom, B., Zuta, J., Tsikata, A., Pataye, F., Famiyeh, S., Lamb, E. (2002) Timing and Structural Controls on Gold Mineralization at the Bogoso Gold Mine, Ghana, West Africa. Economic Geology, 97 (5) 949-969 doi:10.2113/gsecongeo.97.5.949 | Journal (article/letter/editorial) | | and Structural Controls on Gold Mineralization at the Bogoso Gold Mine, Ghana, West Africa ANDREW ALLIBONE...PATAYE, SAMMUEL FAMIYEH, Bogoso Gold Ltd, Airport Post Office, Accra, Ghana AND EDDIE LAMB Resource Service...Service Group, P.O. Box 16486, Accra, Ghana Abstract The Bogoso gold deposit comprises ~20 open pits scattered...jogs often coincide with intersecting minor faults. Gold is largely confined to the graphitic mylonite, which...east-trending folds. Approximately 75 percent of the gold extracted from the Bogoso district has been mined |  | Allibone, A., Hayden, P., Cameron, G., Duku, F. (2004) Paleoproterozoic Gold Deposits Hosted by Albite- and Carbonate-Altered Tonalite in the Chirano District, Ghana, West Africa. Economic Geology, 99 (3) 479-497 doi:10.2113/gsecongeo.99.3.479 | Journal (article/letter/editorial) | | Paleoproterozoic Gold Deposits Hosted by Albite- and Carbonate-Altered Tonalite in the Chirano District, Ghana, West...Supergroup rocks of southwest Ghana host numerous mesothermal lode gold deposits, including the >38 million...million ounce (Moz) Ashanti deposit at Obuasi and other multimillion ounce deposits at Bogoso, Konongo...Prestea, Bibiani, and in the Yamfo-Sefwi region. Gold deposits of the Chirano district are localized along...zones on the southeast margin of the Sefwi-Bibiani belt. Economically significant mineralization at Chirano |  | | Journal (article/letter/editorial) | | Mineralogy and Mineral Chemistry of the Ashanti Gold Deposit at Obuasi, Ghana Shiloh OSAE*, Katsuo KASE** and...Abstract: The gold deposit at Ashanti occurs in the Proterozoic Birimian formation of Ghana. Two main ore...types mined from the deposit are gold-bearing quartz veins, and gold-sulfide disseminations in metasediments...metavolcanics. The main sulfide minerals in the gold-sulfide disseminated ores are arsenopyrite, pyrite...arsenopyrite commonly occur in small amounts, but gold mostly occurs in contact with tetrahedrite, chalcopyrite |  | Salvi, Stefano, Velásquez, German, Miller, John M., Béziat, Didier, Siebenaller, Luc, Bourassa, Yan (2016) The Pampe gold deposit (Ghana): Constraints on sulfide evolution during gold mineralization. Ore Geology Reviews, 78. 673-686 doi:10.1016/j.oregeorev.2015.11.006 | Journal (article/letter/editorial) | | com/locate/oregeorev The Pampe gold deposit (Ghana): Constraints on sulfide evolution during gold mineralization Stefano...November 2015 Keywords: Ghana Orogenic gold Birimian Ashanti West Africa Gold nanoparticles a b s t r...r a c t The Ashanti belt, a world-renowned gold producing region in southwest Ghana, has received renewed...focused on the major deposits situated along the Ashanti shear zone and in the adjacent Tarkwa Basin to...processes that control gold deposition at the regional scale. At Pampe, gold endowment has been estimated |  | | Journal (article/letter/editorial) | | Characteristics of ore minerals associated with gold at the Prestea mine, Ghana NAPOLEONQ. HAMMOND Geological Institute... Japan Abstract Gold in Early Proterozoic Birimian greenstone at Prestea in Ghana is associated with...boulangerite and jamesonite. The occurrence of the gold is intimately associated with arsenopyrite and the...the major component of sulphosalts associated with gold and occurring in two distinct types. Type I show...As)4S13. The tetrahedrites co-precipitated with gold exhibit ideal characteristics indicating an equilibruim |  | | Journal (article/letter/editorial) | | undiscovered prospects for lode gold, southwestern Ashanti Belt, Ghana Emmanuel John M. Carranza & Emmanuel...2009 Abstract In the southwestern part of the Ashanti Belt, the results of fractal and Fry analyses of...pattern of 51 known mines/prospects of (mostly lode) gold deposits and the results of analysis of their spatial...different predominant structural controls on lode gold mineralisation at local and district scales. Intersections...involved in local-scale structural controls on lode gold mineralisation, whilst NNEtrending faults were likely |  | | Journal (article/letter/editorial) | | West Africa: The World’s Premier Paleoproterozoic Gold Province* Richard J. Goldfarb,1, 2,† Anne-Sylvie...approximate 10,000-metric ton (t) gold endowment, is one of the world’s great gold provinces and the largest...largest Paleoproterozoic gold-producing region. The gold resources are concentrated within the 2250 to 2000...major orebodies are best classified as orogenic gold deposit types, although there are paleoplacer and...belts, and perhaps local intrusionrelated gold systems. The gold-hosting, mainly greenschist metamorphic |  | | Journal (article/letter/editorial) | | Fluid Source for Orogenic Gold Mineralization at the Damang Deposit, Ghana Alistair J.R. White,1,2,†...Abstract Gold mineralization at the Damang deposit is unique among currently known orogenic gold deposits...deposits in Ghana, comprising gold hosted within metasediments of the Tarkwaian System and contained in a subhorizontal...metamorphic, igneous, and metasomatic events. Orogenic gold mineralization occurred late in the geologic paragenesis...fluids and the host rock resulted in precipitation of gold in association with sulfide-carbonate-potassic alteration |  | Kříbek, Bohdan, Sýkorová, Ivana, Machovič, Vladimír, Knésl, Ilja, Laufek, František, Zachariáš, Jiří (2015) The origin and hydrothermal mobilization of carbonaceous matter associated with Paleoproterozoic orogenic-type gold deposits of West Africa. Precambrian Research, 270. 300-317 doi:10.1016/j.precamres.2015.09.017 | Journal (article/letter/editorial) | | matter associated with Paleoproterozoic orogenic-type gold deposits of West Africa Bohdan Kříbek a,∗ , Ivana...September 2015 Keywords: Carbonaceous matter Graphite Gold deposits Paleoproterozoic West Africa a b s t r...orogenic-type gold deposits in Burkina Faso (the Inata deposit), in Mali (the Syama deposit), and in Ghana (the...reserved. 1. Introduction Many mesozonal orogenic gold deposits in metasediments (Groves et al., 2003;...hydrocarbons). At the Hoyle Pond deposit, Abitibi Greenstone Belt, Ontario, Canada, for example, the CM occurs in |  | Agangi, Andrea, Reddy, Steven M., Plavsa, Diana, Fougerouse, Denis, Clark, Chris, Roberts, Malcolm, Johnson, Tim E. (2019) Antimony in rutile as a pathfinder for orogenic gold deposits. Ore Geology Reviews, 106. 1-11 doi:10.1016/j.oregeorev.2019.01.018 | Journal (article/letter/editorial) | | Antimony in rutile as a pathfinder for orogenic gold deposits Andrea Agangi, Steven M. Reddy, Diana Plavsa...Antimony in rutile as a pathfinder for orogenic gold deposits, Ore Geology Reviews (2019), doi: https://doi... Antimony in rutile as a pathfinder for orogenic gold deposits Andrea Agangi1,2, Steven M. Reddy1, Diana...Australia aagangi@uj.ac.za Key words: Gold, antimony, orogenic gold deposit, indicator mineral, exploration...applicability of rutile as a pathfinder for orogenic gold deposits, which are an important source of this |  | White, Alistair, Burgess, Ray, Charnley, Norman, Selby, David, Whitehouse, Martin, Robb, Laurence, Waters, David (2014) Constraints on the timing of late-Eburnean metamorphism, gold mineralisation and regional exhumation at Damang mine, Ghana. Precambrian Research, 243. 18-38 doi:10.1016/j.precamres.2013.12.024 | Journal (article/letter/editorial) | | late-Eburnean metamorphism, gold mineralisation and regional exhumation at Damang mine, Ghana Alistair White a,b...Birimian Ghana Eburnean U/Pb dating U–Th–total Pb dating Ar/Ar dating a b s t r a c t The Damang gold deposit...deposit in southwest Ghana is unique among known deposits in Ghana, comprising gold mineralisation in two...two distinct styles. Early gold, hosted in a stratigraphically controlled, auriferous quartzpebble conglomerate...conglomerate horizon, is overprinted by later gold mineralisation contained in a sub-horizontal fault-fracture |  | | Journal (article/letter/editorial) | | Source of Early Proterozoic Lode Gold Deposits of the Birimian Volcanic Belt, West Africa a a Reiner Klemd...Source of Early Proterozoic Lode Gold Deposits of the Birimian Volcanic Belt, West Africa, International Geology...Source of Early Proterozoic Lode Gold Deposits of the Birimian Volcanic Belt, West Africa REINER KLEMD, U...17:41 19 April 2015 Gold-bearing veins of Early Proterozoic lode gold deposits of Ghana and Burkina Faso...to 1.15 g/cm 3 ), in contrast to most other lode gold deposits of greenstone affiliation. Mineral modeling |  | Ouiya, Pascal, Siebenaller, Luc, Salvi, Stefano, Béziat, Didier, Naba, Séta, Baratoux, Lenka, Naré, Athanase, Franceschi, Guy (2016) The Nassara gold prospect, Gaoua District, southwestern Burkina Faso. Ore Geology Reviews, 78. 623-630 doi:10.1016/j.oregeorev.2015.11.026 | Journal (article/letter/editorial) | | homepage: www.elsevier.com/locate/oregeorev The Nassara gold prospect, Gaoua District, southwestern Burkina Faso...West African Craton Boromo Greenstone Belt Burkina Faso Orogenic gold Shear zone a b s t r a c t The Nassara-Au...prospect is located in the Birimian Boromo Greenstone Belt in southwestern Burkina Faso. It is part of a larger...shales) at the southern termination of the Boromo Belt. Gold is associated with pyrite and other Fe-bearing...As-rich growth zones, the latter containing gold inclusions. Gold mineralization formed during D2NA. Subsequent |  | | Journal (article/letter/editorial) | | content of fluid inclusions in gold mineralisations in the Ashanti Belt, Ghana: a new category of ore forming...samples from the Ashanti, Konongo-Southern Cross, Prestea, Abosso/ Damang and Ayanfuri gold deposits in the...the Ashanti Belt, Ghana. Primary fluid inclusions in quartz from mineralised veins of the Ashanti, Prestea...mineralisation. Here inclusions associated with the gold mineralisation contain a low salinity (<6 eq.wt...the gaseous inclusions of 0.65 to 1.06 g/cm3 at Ashanti, 0.85 to 0.98 g/cm3 at Prestea, up to 1.02 g/cm3 |  | | Journal (article/letter/editorial) | | Platinum-group minerals and gold in arsenic-rich ore at the Thompson mine, Thompson Nickel Belt, Manitoba, Canada... M.E. (1998a): Detrital pyrite in Witwatersrand gold reefs: X-ray diffraction evidence and implications...R. & WEISENER, C.G. (1993): Arsenian pyrite from gold deposits: Au and As distribution investigated by...partitioning of platinum-group elements (PGE) and gold with application to magmatic sulfide–PGE deposits...platinum-group elements (Os, Ir, Ru, Pt, Pd) and gold between sulfide liquid and basalt melt. Geochim |  | Mishra, T., Jose, B., Deepa, K. K., Sreehari, S. M. S., Venkatesh, A. S. (2001) Auriferous mineralization in the Sakoli Group, central India, with particular reference to sulphide-bound gold. Applied Earth Science, 110 (2) 103-109 doi:10.1179/aes.2001.110.2.103 | Journal (article/letter/editorial) | | India, with particular reference to sulphide-bound gold Downloaded by [University of Sussex Library] at...S. Venkatesh Synopsis Gold mineralization in the Pular–Parsori–Thutanbori belt of the Sakoli Group in...submicroscopic or invisible forms of latticebound gold occur. The free gold is found within the shear zone, as either...sulphides. Major opaque minerals in this gold-bearing belt include arsenopyrite, pyrrhotite, pyrite,...sulphides reveal the presence of sulphide-bound gold within the belt—the first time such occurrences have been |  | | Journal (article/letter/editorial) | | Gros, P. Piantone Dynamics of shallow late-variscan gold mineralization: the Le Ch~telet Au-arsenopyrite... Fleet, S.L. Cliryssoulis Gold mineralization in As-rich mesothermal gold ores of the Bogosu-Prestea...mining district of the Ashanti Gold Belt, Ghana: remobilization of "invisible" gold M. Chovan, V. Hurai...in the Santo Thomas II (Philex) porphyry copper-gold deposit, Luzon Island, Philippines W. Zang, W.S...hydrothermally altered bedrock at the Igarap6 Bahia Gold deposit, Carajfis, Brazil G. Dong, G.W. Morrison |  | | Journal (article/letter/editorial) | | Gros, P. Piantone Dynamics of shallow late-variscan gold mineralization: the Le Ch~telet Au-arsenopyrite... Fleet, S.L. Cliryssoulis Gold mineralization in As-rich mesothermal gold ores of the Bogosu-Prestea...mining district of the Ashanti Gold Belt, Ghana: remobilization of "invisible" gold M. Chovan, V. Hurai...in the Santo Thomas II (Philex) porphyry copper-gold deposit, Luzon Island, Philippines W. Zang, W.S...hydrothermally altered bedrock at the Igarap6 Bahia Gold deposit, Carajfis, Brazil G. Dong, G.W. Morrison |  | | Journal (article/letter/editorial) | | early regional zone of decollement. Bicentennial Gold '88, Geol. Soc. Aust. Abs. 23:212-214 Whalen, J... Lehmann A radiotracer study on the kinetics of gold sorption by mineral surfaces B. Thomson, A.E. Fallick...Gros, P. Piantone Dynamics of shallow late-variscan gold mineralization: the Le Chgltelet Au-arsenopyrite...Lawrance, B.J. Griffin Crystal features of supergene gold at Hannan South, Western Australia P. M6Uer, G...Kersten Electrochemical accumulation of visible gold on pyrite and arsenopyrite surfaces M.T. Shah, M |  | Feybesse, Jean-Louis, Billa, Mario, Guerrot, Catherine, Duguey, Emmanuel, Lescuyer, Jean-Luc, Milesi, Jean-Pierre, Bouchot, Vincent (2006) The paleoproterozoic Ghanaian province: Geodynamic model and ore controls, including regional stress modeling. Precambrian Research, 149 (3) 149-196 doi:10.1016/j.precamres.2006.06.003 | Journal (article/letter/editorial) | | initiated the creation of crustal segments (Sefwi, Ashanti, Kibi belts, . . .). This was followed at around...regional-scale, first-order D2 faults (e.g. the Konongo-Ashanti-Prestea Fault) acted as channels exercising a control...displacement and geometry of a rigid block (southeastern Ghana) coinciding with a high stress zone. Tectonic forces...faults centred on the western border of the Ashanti Belt and formed a synclinorium centred on the Tarkwaian...order to determine the relationship between the gold-bearing hydrothermal event and the geodynamic evolution |
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Dunkwa, Upper Denkyira East Municipal District, Central Region, Ghana