 | | Journal (article/letter/editorial) | | Belt in Zimbabwe H. ROLLINSON' & T. BLENKINSOP Department of Geology, University of Zimbabwe. PO Box...Box M P 167, Harare, Zimbabwe I Present address: Department of Geography and Geology, Cheltenham and Gloucester...with the Areverse-senseshearzoneformstheboundary Zimbabwe craton. The southern boundaryis the Triangle shear...Archaean, granulites, Limpopo Belt, Zimbabwe Marginal Zone in Zimbabwe, and interpret these in the light...representsazone of crustal thickening relative tothe Zimbabwe craton. It is the prime purpose of this paper |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S Newsletter June 2013 The hand of Tom Blenkinsop – movement indicators...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...….. 12 NEWS Geology Department, University of Zimbabwe ……………………………….. Geological Survey Department ………………………………………………...debeer@cadline.co.zw 2 Geological Society of Zimbabwe Newsletter June, 2013 Editorial Welcome to the...towards Zimbabwe Geology; and also to Luckmore Chiteshe for his winning project at the Zimbabwe School |  | | Journal (article/letter/editorial) | | Metamorphic ShearZonesof the RencoMine, Southern Zimbabwe ALEXANDER F. M. KISTERS, • JOCHEN KOLB, ANDF...Germany Abstract TheRencogoldminein southern Zimbabwe istheonlyknownmajorgolddeposit in thegranulite...wall-rock alteration comprises a garnet-biotite-quartz _+sideritemineralassemblage. Mineral textures ...havegivenrise hosted outside the realms of the Zimbabwe eraton. The Reneo to a debateabouttheconditions...thus,timingof thegold mineis located in southern Zimbabwe, approximately 75 km mineralization(B6hmkeand |  | | Journal (article/letter/editorial) | | Zone, Limpopo Belt, Zimbabwe, and relevance to gold mineralization at Renco mine Tom G. Blenkinsop Department...Geology, University of Zimbabwe, P.O. Box MP 167, Mount Pleasant, Harare, Zimbabwe Present Address: School...uni-mainz.de V. Chiwara Rio Tinto, Zimbabwe, PO Box AY 266, Harare, Zimbabwe e-mail: Victor.Chiwara@riotinto...field mapping and geochronological studies in the Renco mine area of the Northern Marginal Zone of the Limpopo...Archaean. Amphibolite facies gold mineralization at Renco mine probably occurred at this time, followed by Palaeoproterozoic |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S June 2015 Newsletter No. 2 of 3 of 2015 Fun was had by all...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...Nickeliferous Archean Madziwa Igneous Complex, Northern Zimbabwe: Petrological Evolution, Magmatic Architecture...Society of Zimbabwe Annual Symposium 28/11/2014, Geology Department, University of Zimbabwe – Summaries...Ben Mapani ……….. The History of Mica Mining in Zimbabwe – Tim Broderick ………………….. Citation for the A.E |  | | Report (chapter) | | from the north marginal zone of the Limpopo belt, Zimbabwe H. R. Rollinson The Limpopo mobile belt is an...belt. This contrast is most obvious in southern Zimbabwe at the junction between the Zimbabwean craton...craton-mobile-belt boundary along a line from Masvingo to Rutenga (Fig. 1) shows a steeply dipping reflective...iron-formation) contain the assemblage garnetorthopyroxene-quartz _+ magnetite _ plagioclase. Shear zones are common...textures vary from mortar texture at the boundaries of quartz and plagioclase grains through an increasing degree |  | | Journal (issue) | | Geological Society of Zimbabwe G S Z Newsletter October 2018 No. 3 of 3 of 2018 The Angwa River...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...………………. NEWS Geology Department, University of Zimbabwe – Maideyi Meck …………… The Professor Tom Blenkinsop...Survey Department – Ernest Mugandani …………………………. Zimbabwe Geological Survey – New Publications ……………………...Memorial Fund ………………………………. 32 32 CONFERENCES Zimbabwe Mineral Resource Conference ……………………………………. 33 |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S Newsletter October 2015 No. 3 of 3 of 2015 Heavy mineral concentrate...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ... ARTICLES AND REPORTS A Review of Diamonds in Zimbabwe – a Century On .................................11 12 NEWS Geology Department, University of Zimbabwe – Maideyi Meck ……………… The Professor Tom Blenkinsop... ! ! ! ! ! ! ! ! ! 2 Geological Society of Zimbabwe Newsletter October, 2015 Editorial Welcome to |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S Newsletter February 2013 A Group Photograph taken during the...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...for the Palaeoproterozoic Magondi Supergroup, Zimbabwe … 7 Geology and Petrology of the Umkondo Diamond...………. 16 NEWS Geology Department, University of Zimbabwe ……………………………….. Geological Survey Department ………………………………………………...debeer@cadline.co.zw 2 Geological Society of Zimbabwe Newsletter February, 2013 Editorial Thanks, |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S Newsletter February 2016 No. 1 of 3 of 2016 Faceted round brilliant...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ... ARTICLES AND REPORTS A Review of Diamonds in Zimbabwe – a Century On. Part 2. ........................ 6 16 NEWS Geology Department, University of Zimbabwe – Maideyi Meck …………… The Professor Tom Blenkinsop... 2 Geological Society of Zimbabwe Newsletter February, 2016 Editorial Another |  | | Journal (issue) | | Geological Society of Zimbabwe G S Z Newsletter June 2018 No. 2 of 3 of 2018 Artisanal chrome...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...du Toit Memorial Lecture ……………………………...….…. The Zimbabwe Craton in Mozambique: A brief review of its geochronological...Department, University of Zimbabwe – Maideyi Meck …………… News from the Zimbabwe School of Mines – Maideyi...Symposium 2018 and Chewore Field Excursion …………………… Zimbabwe Mineral Resource Conference ……………………………………. 26 |  | | Journal (article/letter/editorial) | | mid-crustal auriferous mylonites of the Renco mine, southern Zimbabwe Received: 27 October 1998 / Accepted:...constraints on auriferous shear zones of the Renco mine in the Northern Marginal Zone of the late-Archaean...late-Archaean, granulite-facies Limpopo Belt in southern Zimbabwe indicate that deformation and associated mineralization...medium-grade granite-greenstone terrains of the Zimbabwe craton. Mineral assemblages indicate that the...overthrusting of the Northern Marginal Zone onto the Zimbabwe craton, and coeval amphibolite-facies hydration |  | | Journal (article/letter/editorial) | | inclusion record of the hypozonal orogenic Renco gold deposit (Zimbabwe) during the retrograde P–T evolution...Springer-Verlag 2002 Abstract The hypozonal Renco gold deposit in Zimbabwe is hosted by a shear zone system cutting...inclusions in the mineralized lithologies of the Renco gold mine are dominated by carbonic inclusions of highly...inclusions occurs in distinct microstructural domains of quartz crystals (i.e. subgrain-, grain boundaries). Therefore...ore fluid. All the aqueous inclusions observed at Renco can be attributed to a late, retrograde greenschist-facies |  | | Journal (article/letter/editorial) | | purposely lacking, as all information on regional and mine geology, host rock and ore sample descriptions,...Brazil [10–13]: Ajjanahalli, India [14,15]; Renco, Zimbabwe [16–20]; Hutti [21–27], Hira Buddini [28,29]...and Lega Dembi are situated in greenstone belts, Renco formed in a granulite facies mobile belt, Pilgrim’s...Geologic Settings New Consort Cuiabá Ajjannahalli Renco Hutti Hira Buddini Pilgrim’s Rest Lega Dembi Navachab...metasedimentary rocks and banded iron formation. Renco is an example of an unusual setting in that it is |  | | Journal (issue) | | Geological Society of Zimbabwe G Z S June 2017 Newsletter No. 2 of 3 of 2017 The GSZ, recognising...and Reporting (RECR Code) for geoscientists in Zimbabwe, linked with Continued Professional Development...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...……. 11 NEWS Geology Department, University of Zimbabwe – Maideyi Meck …………… The Professor Tom Blenkinsop...at a depth of 10km. 2 Geological Society of Zimbabwe Newsletter June, 2017 Editorial A welcome is |  | | Journal (article/letter/editorial) | | Archaean Limpopo Belt, Northern Marginal Zone, Zimbabwe John Ridley Key CentreJor Strategic Mineral Deposits...Archaean Limpopo Belt, Northern Marginal Zone, Zimbabwe. In: D.D. Van Reenen, C. Roering, L.D. Ashwal...northern boundary of the Limpopo Belt against the Zimbabwe Craton. The steep dip of this structure puts a...separates the granite-greenstone terrains of the Zimbabwe and Kaapvaal Cratons which were both developing...which dominate the central segment of the zone in Zimbabwe, (b) the possible tectonic settings of the charnockites |  | | Journal (article/letter/editorial) | | (NORTHERN MARGINAL ZONE, LIMPOPO BELT, ZIMBABWE)--A THE RENCO MINE DISCUSSION ALEXANDER F. M. KISTERS...waspromoted bytransiently suprazone,Limpopobelt,Zimbabwe)" in whichtheauthors pres- lithostatie fluidpressures...datawhichtheyinterpretto be consistent withthe garnet-biotite-quartz alteration-mineral assemblage indicates formationof...geneses containing a ubiquitous garnet-biotite-quartz _+carbonate (siderite)al- greenschist suggests...emphasized sulfidemineralization and garnet-biotite-quartz alteration, catinga fluid-dominated here that biotite |  | | Report (chapter) | | 26, 2015 Neoarchaean tectonic evolution of the Zimbabwe Craton HIELKE A. J E L S M A 1 & P A U L H....the Neoarchaean granites and greenstones of the Zimbabwe Craton, southern Africa. A major tectono-magmatic...University on June 26, 2015 TECTONIC EVOLUTION OF THE ZIMBABWE C R A T O N ~, ~ - - ~'~" ~ ~ ' ,~ _~... o o o o ~ o o o o o o o o o o o o F-F- ~ ZIMBABWE THE ~ o o o o o o o o o o o ~ 0 F- OF 9...compatibility with a review of the evolution of the Zimbabwe Craton, using a collation of geochronological |  | | Journal (article/letter/editorial) | | Mineralization and Tectonics at the Renco Mine (NorthernMarginalZone,LimpopoBelt,Zimbabwe) T. G. BLENKINSOP Department...Geology, University of Zimbabwe, P.O.BoxMP167,MountPleasant, Harare,Zimbabwe AND R. FREI GruppeIsotopengeologie...mostof the greenstone-associated deposits of the Zimbabwe eraton,whichareknownor inferredto be LateAreheart...Limpopobeltin andgenesis of thisgoldmineralization. Zimbabwe, in contrast withthemanygolddeposits associated...RegionalGeology withgreenstone beltswithinthe Zimbabwe craton.Furthermore,it is oneof the fewgolddeposits |  | | Journal (article/letter/editorial) | | ornetite: University ofToronto Rencogoldmine,southern Zimbabwe: TerraNova,Abstract supplement Studies, Geological...goldmineralizationat Rencomine,Zimbabwe: Unpublished Ph.D.dissertation, London, Zimbabwe: Geofluids II '97 Symposium...TECTONICS AT THE RENCO MINE (NORTHERN MARGINAL ZONE, LIMPOPO BELT, ZIMBABWE)--A REPLY TOM G. BLENKINSOP...Geology, University of Zimbabwe, P.O.BoxMP167,MountPleasant, Harare,Zimbabwe AND ROBERT FREI Geologisk...compatible with a single mineralization such as Renco is often contentious and has eventof LateArcheau |  | Doyle, M. G., Fletcher, I. R., Foster, J., Large, R. R., Mathur, R., McNaughton, N. J., Meffre, S., Muhling, J. R., Phillips, D., Rasmussen, B. (2015) Geochronological Constraints on the Tropicana Gold Deposit and Albany-Fraser Orogen, Western Australia. Economic Geology, 110 (2) 355-386 doi:10.2113/econgeo.110.2.355 | Journal (article/letter/editorial) | | Australia Abstract Gold mineralization at the Tropicana mine occurs within the Plumridge terrane along the eastern...the Dharwar craton, India, and the Limpopo belt, Zimbabwe, economic gold mineralization at Tropicana postdates...studied examples include Hemlo in Canada, Renco in Zimbabwe, Hutti in India, Challenger in South Australia...been used in support of a retrograde timing of the Renco deposit (e.g., Blenkinsop and Frei, 1996; Kisters...Kalgoorlie Kurnalpi Terrane Ea Kanowna Belle Mine 120° Gu nb ar re lF YILGARN CRATON 30° 1000 |  | | Report (chapter) | | Archaean granulites in the Northern Marginal Zone, Zimbabwe: evidence for secular change in orogenic style...Marginal Zone (NMZ) of the Limpopo Belt in southern Zimbabwe is an essentially plutonic terrain, now consisting... The Northern Marginal Zone (NMZ) in southern Zimbabwe is a late Archaean, granulitegneiss belt that...2005. 194 T.G. BLENKINSOP & A. F. M. KISTERS Zimbabwe Craton to the north (James 1975) (Fig. 1). This...present-day crustal thicknesses of the NMZ and the Zimbabwe Craton (c. 35-40 km; Stuart & Zengeni 1989; Nguuri |  | Oberthür, Thomas, Davis, Donald W., Blenkinsop, Thomas G., Höhndorf, Axel (2002) Precise U–Pb mineral ages, Rb–Sr and Sm–Nd systematics for the Great Dyke, Zimbabwe—constraints on late Archean events in the Zimbabwe craton and Limpopo belt. Precambrian Research, 113 (3) 293-305 doi:10.1016/s0301-9268(01)00215-7 | Journal (article/letter/editorial) | | for the Great Dyke, Zimbabwe —constraints on late Archean events in the Zimbabwe craton and Limpopo belt...Department, Uni6ersity of Zimbabwe, PO Box MP 167, Mount Pleasant, Harare, Zimbabwe Accepted 23 August 2001...interpretations of the crustal development of the Zimbabwe craton. Close temporal links between the intrusion...granitoids (Chilimanzi and Razi suites) of the Zimbabwe craton are indicated by the new precise age data...thrusting of the Northern Marginal Zone over the Zimbabwe craton. A west-to-east diachroneity in both thrusting |  | | Journal (article/letter/editorial) | | complex metamorphic assemblages occurs around the mine, compared to the assemblages developed regionally;...no evidence of higher metamorphic grades at the mine, nor that this might have been the prime control...lOOt Au), the Renco mine in the Rhodesian Craton of Zimbabwe (c. 30t Au), and the Consort mine in South Africa...proximity to granitoid margins; and, lack of thick quartz veining (Phillips, 1985a, b). A major question...(EGP) Eastern Gold Province, (K) Kalgoorlie gold mine. Five drill hole sections illustrate representative |  | | Journal (article/letter/editorial) | | They are never found in the main gneiss. 9. The quartz–gahnite rock may cut the garnetite and garnet quartzite...quartzite, a rock consisting almost entirely of quartz and garnet. We call these rocks associated with...lowest-T melts are the multiphase inclusions in quartz from Lengenbach, Switzerland, which are enriched...– sphalerite at the margin of dikes in the Geco mine (Mookherjee & Dutta 1970) suggests that there are...Ag-dominant sulfosalts are described from the Pinnacles mine at Broken Hill, Australia (McQueen 1984), which |
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