 | | Report (issue) | | ZIMBABWE GEOLOGICAL SURVEY BULLETIN No. 90 The Erosion Surfaces of Zimbabwe L. A. LISTER, M.Sc., D.Phil...LIBRASÏ ZU - 06.01 Ölungen ïte Cstteilands 72& ZIMBABWE GEOLOGICAL SURVEY BULLETIN No. 90 iSRiC LIBRARY...Wagentngen, The Netherlands The Erosion Surfaces of Zimbabwe L. A. LISTER, M.Sc, D.Phil. ISSUED BY AUTHORITY...the erosion surfaces of Zimbabwe. She has lectured at the University of Zimbabwe since 1963 and this Bulletin...earlier authors had postulated. Cainozoic tilting in Zimbabwe, which raised the eastern margin of the country |  | | 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 |  | | Thesis/Dissertation | | supergene, polymetallic ores from the Sanyati deposit (Zimbabwe): A case study vorgelegt von Diplom-Geologin...HL-SX-EW process for copper recovery 20 2. The Sanyati copper ore deposit 24 2.1 Geographical situation...The Sanyati supergene mineralisation 34 2.5 Mining and benefication activities at the Sanyati mine...5.2 Mining process 36 2.6 HL-SX-EW at the Sanyati mine 37 3 Field- and laboratory work 40 3.1 Fieldwork...Fieldwork 40 3.1.1 Sampling of orebodies and run-of-mine ore dump 40 3.1.2 Sampling of host rock 41 3 |  | | Journal (article/letter/editorial) | | setting of the Palaeoproterozoic Magondi Supergroup, Zimbabwe – Type locality for the Lomagundi carbon isotope...the Archaean granitoid-greenstone terrain of the Zimbabwe Craton and experienced deformation and metamorphism...greenschist and amphibolite facies grade to the north along strike and, more dramatically, across strike...the Magondi Basin, the Limpopo Belt between the Zimbabwe and Kaapvaal cratons, and the Kheis Belt on the...presented for the assembly of the Kaapvaal and Zimbabwe cratons at ca. 2.1–2.0 Ga. These cratons along |  | | Journal (issue) | | Geological Society of Zimbabwe Newsletter October, 2011 Geological Society of Zimbabwe G Z S Newsletter...Newsletter October 2011 Aerial detail of the Bhima Mine (Portal 4) area at Ngezi PHOTO: Zimplats courtesy of...Society of Zimbabwe, P.O. Box CY 1719, Causeway, Harare Geological Society of Zimbabwe Newsletter ...Rocks on Water Quality in the Save Headstreams of Zimbabwe - Abstract …………………………... 4 Obituary – Clive William...Report on the Geological Society of Zimbabwe Field Trip to the Midlands Greenstone Belt ………………...…………….……… |  | | Journal (issue) | | Geological Society of Zimbabwe Newsletter September 2006 Geological Society of Zimbabwe Newsletter September...SOCIETY OF ZIMBABWE, P.O. BOX CY 1719, CAUSEWAY, HARARE Geological Society of Zimbabwe Newsletter ...Department, University of Zimbabwe ………………………………………….. 8 The Geological Survey of Zimbabwe ……………………………………………………...…………………………………………………… …. 15 2 Geological Society of Zimbabwe Newsletter September 2006 Editorial Welcome...the next few weeks. Other planned trips are to How Mine, Sternblick Quarry and the Antech Laboratory in |  | | Journal (article/letter/editorial) | | Library] at 03:41 01 August 2012 Olivenite TSUMEB MINE, TSUMEB, OSHIKOTO REGION, NAMIBIA H ydrothermal...specimen of olivenite from the worldfamous Tsumeb mine in Namibia, where attempts at specimen mining have...secondary copper assemblages from the Black Pine mine in the Phillipsburg area of Granite County (Waisman...and Gibbs 1983; Anthony et al. 1995). At the 79 mine in Gila County, olivenite occurs as small, olive-green...brochantite and anglesite (Keith 1972). At the Grandview mine, Coconino County, small prismatic olivenite crystals |  | | Journal (article/letter/editorial) | | in the oxidized Main Sulfide Zone, Great Dyke, Zimbabwe Marek Locmelis & Frank Melcher & Thomas Oberthür...Great Dyke mafic/ultramafic layered intrusion of Zimbabwe, economic concentrations of platinum-group elements...Beneficiation . PGE oxides Introduction The Great Dyke of Zimbabwe is a 2,575.4±0.7-Ma-old mafic/ ultramafic layered...cutting Archean granites and greenstone belts of the Zimbabwe Craton (Prendergast 1988; Oberthür et al. 2002)...of two main magma chambers: the North Chamber, subdivided from north to south into the Musengezi, the |  | | Journal (article/letter/editorial) | | potassium et bore et la daloritisation intense ~ Norah Mine en particulier, sont interpr~t6s comme une preuve...metasomatism and intense chloritisation at Norah Mine in particular are interpreted as further proof of... . . . . . . . . . . . . . . . a)Oorigin of Magnetite Concentrations . . . . . . . . . . . . . . . .... . . . . . . . . . b) Structural Control of Magnetite Concentrations . . . . . . . . . . . . . . . ...discovery of copper deposits in the Lomagundi District, a study of mineralogical and geological data |  | | Journal (article/letter/editorial) | | however, and it is only in places, towards the north, that we find areas of crystalline schists, associated...probably as large and as interesting as that of North America itself. During the past eight years I have... few of the intensely sheared rocks of such a district, except very locally--a few yards, for instance...Rifle Kopje, near Bulawayo; Red Hills, Victoria district). In other cases they occur as well-marked dykes...iron-oxide-usually hmmatite, but not infrequently magnetite, and occasionally limonite. The series exactly |  | | Journal (article/letter/editorial) | | mass are no younger than those beneath it to the north. R~som4 Sept nouveaux ~ges g6ocbronologiques par...deformed and strongly metamorphosed rocks around the north-western and northern margins of Rhodesia has been...the Zambezi and Irumide belts. I n the Urungwe District, metamorphic rocks of different ages intersect...7. Tengwe Fly Gate, 8. Mukaka Tanwa, 9. Mukaka North, 10. Mtshowe River, 11. Gwlwa, 12. Mugaroro Fly...strike for a distance of over 400 kms from the north-east corner of Rhodesia (17 ~ S, 38 ~ E) to the |  | | Journal (article/letter/editorial) | | largest volcanic-hosted massive sulfide (VMS) district in Southern Africa. The so-called Cu– Zn line...Murchison schist belt. The belt is flanked to the north and south by intrusive Archean granites and granite...and Mesozoic rocks of the Karoo sequence. To the north, the Murchison greenstone belt is bounded by the...to the Limpopo mobile belt about 100 km to the north. The deposition of a rift-related volcanic sequence...iron formation-hosted (Inyoni Mine) to porphyry-style (Mulati Pump Mine), structurally controlled quartz |  | | Journal (article/letter/editorial) | | investigations in the Silverside area of the Lomagundi District, Rhodesia, call for certain changes in the stratigraphical...time in the Lomagundi Folded Belt at the Alaska Mine (J. B. E. JAcoBsEn, 1962 and 1964), govern the structural...the thrust planes. R6snm6 Dans les environs de la mine Silverside au D6partement Lomagundi, Rhod6sie, ]es...investigations for copper in the Silverside Mine Area. The Silverside Mine belongs to M.T.D. (Mangula) Limited...schists which occur over large areas towards the north, but are badly exposed on the whole, might well |  | | Report (issue) | | \ \I Cover: The De Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia)...from the Tsumeb deposit (Namibia) and the Clara mine, Schwarzwald (Germany). At Tsumeb, the phase occurs...zone along 30 Level. The material from the Clara mine is a sulphate-rich variety. 13 --, Type mineralogy...has also recently been described from the Clara mine, Schwarzwald, Germany (Walenta, 1990). The phase...described by Rouse et al. ( 1988) from the Kombat mine. Asisite occurs as transparent yellow to yellow-green |  | | Journal (issue) | | ................................ 1114 MOSS OPAL MINE IN WESTERN NEBRASKA. By Richard Mitchell .........Foster Mine Open to Collectors Editor R. & M .: The writer purchased the Tilly Foster Iron Mine property...warn them to b:! careful and not fall in the old mine pit as the water is about 700 feet deep. I read...manners, which nearly forced the company to dose their mine to all intruders. For the benefit of us all, which...mineral collectors know, the following rules of mine etiquette should be strictly adhered to : 1104 |  | Westner, Katrin J., Beier, Christoph, Klemd, Reiner, Osbahr, Inga, Brooks, Nadine (2019) In Situ Chalcophile and Siderophile Element Behavior in Sulfides from Moroccan Middle Atlas Spinel Peridotite Xenoliths during Metasomatism and Weathering. Minerals, 9 (5) 276 doi:10.3390/min9050276 | Journal (article/letter/editorial) | | basaltic host magma was found (clinopyroxene-magnetite ± olivine ± orthopyroxene). These areas were avoided...compositionally zoned sulfide droplets from the Medvezky Creek Mine, Noril’sk, Russia. Contrib. Mineral. Petrol. 2006...in the oxidized Main Sulfide Zone, Great Dyke, Zimbabwe. Mineralium Deposita 2010, 45, 93–109. [CrossRef]...Bushveld Complex, South Africa, and Great Dyke, Zimbabwe. Minerals 2018, 8, 581. [CrossRef] Oberthür, T...redistribution in the Main Sulfide Zone of The Great Dyke, Zimbabwe. In Exploration for Platinum-Group Element Deposits; |  | | Report (issue) | | 195 Zambia . . . . . . . . . . . . . . . . 203 Zimbabwe . . . . . . . . . . . . . . . 213 Other Countries...of diversified experience in mineral exploration, mine design, development, and operations, as well as...He has covered the mineral industries of most of North Africa and a number of central African countries...Namibia. He is also the Bureau's specialist on the North American Free Trade Agreement. David Izon is a petroleum...chromite resulting from cutbacks in South Africa and Zimbabwe, and of phosphate rock owing to a lower output |  | | Book | | to 20.4 million ounces located exclu- sively in North America. @ Shareholder value has risen more than...447 467 491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2...Mining OFFICES: 5011 Meadowood Way Paradise Peak Mine Suite 300 (100% FMC Gold) * Sales Reno, Nevada...Elko, Nevada (303) 292-7500 Royal Mountain King Mine (100% FMC Gold) Copperopolis, California Beartrack...because Escondida, the world's third-largest copper mine, high in the mountains of Chile's Atacama desert |  | | Report (issue) | | tIii• so11th, ancl �[r. Dohell the area Lo the north of Lhc l'1111'uli rin•1·. 1'hl' ai·t•a is rnther...Giant rnin<', and the C:aclzema area, excluding this mine, has produced almost as lllUC'h gold as the l,owet·...Annlyses of Giant Neighbour mine ore XII :lnulyses of Kew Found Out mine ore 134. PLATES 'l'hP L...L 111fuli gorge, south of Adela mine, looking Frontispiece ea t I Fncing pngo l[ A Umfuli riHr, south-wc�l...south-wc�l of N'oel Gift mine ,1 B Nyarukure scarp, north of Nduu: quartzites o,·crthrust on lo slulcs |  | | Journal (issue) | | compounds of Ti, Mn and P, and very small amounts of magnetite, quartz and zircon. The Caribbean terra rossa...reaching a maximum of 30 ft. in the Mile Gully district. The Survey geologists were further aware of the...probably as a phosphate of aluminium or iron. Magnetite, quartz, and well-developed zircon crystals are...over 2,000 ft., with regional dips towards the north and south, or NE and SW respectively. At higher...series is developed in a zone extending along the north coast in Lower St. Ann, Trelawny and especially |  | | Journal (issue) | | Belt. Edited by K. Coe • • Structural Geology of North America. 2nd Ed. By A. J. Eardley • Backbone of...Accra region . . . page View of road sections from north-western end of ne\v road . . . . . . . . ' View...magnetisation of Upper Tertiary volcanoes, Nairobi district, Kenya . . . . Mean directions of magnetisation...the 'Cantonments Quartzite', immediately east and north-east of the Middle Devonian of Accra but not extending...Quartzite, which extends from Achimota village as far north-east as two miles or so beyond the University. Giffard |  | | Book (volume) | | [PM1980] BT Canada, Western—Languages Indians of North America—Languages West (U.S.)—Languages NT Athapascan...Athapascan Indians Indians of North America—British Columbia Indians of North America—Yukon Territory NT...Trade Zone (Korea) BT Free ports and zones—Korea (North) Nak Tong River (Korea) USE Naktong River (Korea)...Nambzya language Nanzva language BT Bantu languages Zimbabwe—Languages Nambzya language USE Nambya language...Indians—Names [Former heading] — North America [E98.N2] UF Indians of North America—Names [Former heading] |  | | Journal (volume) | | Co. has levied an assessment of ten Tiie Thistle mine near La Porte, now employs about 100 I'tam...in South Africa begins 15th, •At the Esperanza mine, Calaveras Co., tion plant will be finished May...Co. was i'i Ai.i. work on the Green Mountain mine suspended week, the men paid last in Plumas...Purchasing Co. to R. J. Filce to sink the Maggie mine, at Camp Creek, Montana. The minrag tives by bills...increase over '04 of $000,040. 000 ; The Anaconda mine at Butte, Mont., emulates the Cornstock of former |  | | Book (volume) | | prospects of obtaining Artesian Water in the Kimberley District, pp. 46 : GEOLOGI1 map (geol. col.). See WESTERN...on the Palmer as a reefing GEOLOGICAL SURVEY. district, pp. 8. See QUEENSLAND. 8. 1897. G. Bulletin Xo...Jack (ROBERT LOCKHART) (ARTHUR illiml. of the district, pp. 135 : See SOUTH AUSTRALIA. bulletin No. 0...0. and Wallaroo mining of .SVr South port district.) BRITISH ASSOCIATION, (Guides and Ifandlionks...prospecting of the Cretaceous Coals of the Cook district. West Coast of pp. 27 : 12 QUEENSLAND. pis |
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