 | | Journal (article/letter/editorial) | | Deweras and Lomagundi Groups (Magondi Supergroup) in Zimbabwe L. Hahn Federal Institute for Geosciences and...Magondi Belt at the northwest rim of the Archaean Zimbabwe Craton extends over a length of 250 km from the...Munyati River area in the south to the Shamrocke Mine area in the north. It is composed of the rocks of...stratigraphic correlation with those of the Silverside Mine area located between the middle and the northern...the northern part of the belt (Mhangura and Doma West areas) becomes more difficult due to facies change |  | | Journal (article/letter/editorial) | | Pancake EG&G Technical Services, Inc., Morgantown, West Virginia 26505, USA email: Pancake@eg.netl.doe.gov...Department of Geology, University of Zimbabwe, Harare, Zimbabwe email: jmukwakwami@yahoo.co.uk © 2004...Limpopo Belt; M: Middelburg; MD: main extent of Mashonaland dolerite sheets, from Wilson (1990); PC: Phalaborwa...Lineament; TC: Trompsburg Complex. Modified from Zimbabwe Geological Survey (1994), Keyser (1997), Key and...coeval mafic rocks elsewhere in South Africa and Zimbabwe help to constrain the nature and temporal and |  | | Journal (article/letter/editorial) | | PRE-BULAWAYAN METAMORPHITES In the area south and west of Selukwe, Stowe (1968, pp.17--22; 1971, p.379)...quartz + diopside + hornblende + oligoclase + epidote quartz + diopside + grunerite + almandine + magnetite...unconformity. An early granitised sequence of epidote--amphibolite schists, occasionally reaching the...Victoria; (9) Ghoko; (10) Gatooma-Hartley; (11) Gwanda; (12) Gwelo; (13) Lonely Mine; (14) Lower Gwanda; (15)...Tod's Hotel; (P) Topisi; (Q) Triangle---Chiredzi;(R) West Tuli. morphism, noted by Oldham {1968, pp.189--190) |  | | 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...Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke. Northern part of the Hartley Complex...Complex. VI Chrome seam in the Great Dyke, Vanad Mine. VII Lower Karoo Landscape. No. 1 Colliery, Wankie. |  | Piña, R., Gervilla, F., Barnes, S.-J., Oberthür, T., Lunar, R. (2016) Platinum-group element concentrations in pyrite from the Main Sulfide Zone of the Great Dyke of Zimbabwe. Mineralium Deposita, 51 (7) 853-872 doi:10.1007/s00126-016-0642-3 | Journal (article/letter/editorial) | | from the Main Sulfide Zone of the Great Dyke of Zimbabwe R. Piña 1 & F. Gervilla 2 & S.-J. Barnes 3 & T...The Main Sulfide Zone (MSZ) of the Great Dyke of Zimbabwe hosts the world’s second largest resource of platinum-group...other trace element contents in pyrite from the Hartley, Ngezi, Unki, and Mimosa mines of the Great Dyke... LA-ICP-MS . Main sulfide zone . Great Dyke . Zimbabwe Introduction Pyrite [FeS2] is a common minor...distribution of PGE in the deposits. In the Great Dyke of Zimbabwe, the world’s second largest resource of PGE after |  | Li, Chusi, Ripley, Edward M., Oberthür, Thomas, Miller, James D., Joslin, Gregory D. (2008) Textural, mineralogical and stable isotope studies of hydrothermal alteration in the main sulfide zone of the Great Dyke, Zimbabwe and the precious metals zone of the Sonju Lake Intrusion, Minnesota, USA. Mineralium Deposita, 43 (1) 97-110 doi:10.1007/s00126-007-0159-x | Journal (article/letter/editorial) | | alteration in the main sulfide zone of the Great Dyke, Zimbabwe and the precious metals zone of the Sonju Lake...isotopes . Great Dyke . Sonju Lake Intrusion . Zimbabwe . USA Introduction The debate on the origin of...intruded Archean granites and greenstone belts of the Zimbabwe craton (Worst 1960; Wilson 1996; Fig. 1a). Two...al. (2003). They were collected from the Hartley Platinum Mine in the Darwendale subchamber (Fig. 1c)....Darwendale Subchamber Harare Zimbabwe 0 Meter 19° S 1500 Mimosa Mine Local Road iver ro R Orthopyroxenite |  | | Journal (article/letter/editorial) | | fl'om Switzerland, 178, 189. Almandine from Lake District, 209. Analcite from Co. Antrim, 301, 807. Anatase...163. of felspars, 189, 237, 253. Bornite from :Mashonaland, 111. - - - - BOW~IAI~ (I-I. L.), Calcite...Crocoite from Tasmania, 128. CaONS~AW (H. B.), Epidote from Sudan, xxxi. -Analysis by, 188. CROOK (T.)~...Tavistock, 6. Garnet from China, 51. from Lake District, 207. GEIKIE (J.), obituary, 865. Gem-stones,...(J. F. N.), Garnets and streaky rocks of Lake District, 207. GBOTn (P. YON), seventieth birthday, xxii | | | Journal (article/letter/editorial) | | fl'om Switzerland, 178, 189. Almandine from Lake District, 209. Analcite from Co. Antrim, 301, 807. Anatase...163. of felspars, 189, 237, 253. Bornite from :Mashonaland, 111. - - - - BOW~IAI~ (I-I. L.), Calcite...Crocoite from Tasmania, 128. CaONS~AW (H. B.), Epidote from Sudan, xxxi. -Analysis by, 188. CROOK (T.)~...Tavistock, 6. Garnet from China, 51. from Lake District, 207. GEIKIE (J.), obituary, 865. Gem-stones,...(J. F. N.), Garnets and streaky rocks of Lake District, 207. GBOTn (P. YON), seventieth birthday, xxii |  | | Book | | Council Glossary of the minerals of the Lake District and adjoining areas B. Young NEWCASTLE UPON...siderite, Force Crag Mine, Braithwaite (MNS 4491) Back cover-'Daisy' gypsum, Birks Head Mine, Long Marton (MNS...Gill Mine, Caldbeck Fells (MNS 4492) (top right) Quartz, variety rock crystal, Carrock Fell Mine, Mosedale...(bottom left) Hematite, variety kidney ore, Nab Gill Mine, Boot (MNS 4490) (bottom right) ISBN O 85272 099...NG12 5GG Plumtree (060 77) 6111 Murchison House, West Mains Road, Edinburgh EH9 3LA 031-667 1000 Windsor |  | | Journal (issue) | | Geological Society of Zimbabwe Newsletter February, 2007 Geological Society of Zimbabwe Newsletter February...SOCIETY OF ZIMBABWE, P.O. BOX CY 1719, CAUSEWAY, HARARE • Geological Society of Zimbabwe Newsletter...Department, University of Zimbabwe ……………………………………… The Geological Survey of Zimbabwe ………………………………………………… Mining...…………………………………………………… …. 22 2 Geological Society of Zimbabwe Newsletter February 2007 Editorial All the very...endeavours is critical. 3 Geological Society of Zimbabwe Newsletter February 2007 We continued to pursue |  | | 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)...from the base–metal refinery (Evans 2002). At Hartley Mine, the recovered grades of Pt and Pd from pristine |  | | Book | | Redistribution in the Main Sulfide Zone of The Great Dyke, Zimbabwe T. Oberthür, F. Melcher 75-96 97-111 6. Placers...Systems: Refining the Classification Using McCreedy West Mine and Podolsky Project Case Studies 163-180 C.E...geochemical surveys M.L. Zientek, S.R. Corson, R.D. West 391-407 19. Exploration and Mining Perspective...Sulfide Zone of the Great Dyke, Zimbabwe - Case Study of the Hartley Platinum Mine A.H. Wilson, R.T. Brown ...REDISTRIBUTION IN THE MAIN SULFIDE ZONE OF THE GREAT DYKE, ZIMBABWE T. Oberthür, F. Melcher INTRODUCTION GEOLOGICAL |  | | Journal (article/letter/editorial) | | Main Sulfide Zone at Unki Mine, Shurugwi Subchamber of the Great Dyke, Zimbabwe: Evidence from Petrography...element (PGE) occurrence in the Great Dyke of Zimbabwe, the Main Sulfide Zone (MSZ), is a tabular stratabound...silicate composition study across the MSZ at Unki Mine in the Shurugwi Subchamber was conducted to help...the mineralization. The PGE-enriched zone at Unki Mine is a ~10 m thick package of rocks ranging from gabbronorites...of sulfide mineralization likely occurred at Unki Mine with primary sulfides occurring in association with |  | Maier, W.D., Määttää, S., Yang, S., Oberthür, T., Lahaye, Y., Huhma, H., Barnes, S.-J. (2015) Composition of the ultramafic–mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and implications for the origin of the PGE reefs. Lithos, 238. 207-222 doi:10.1016/j.lithos.2015.09.007 | Journal (article/letter/editorial) | | ultramafic-mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and...ultramafic-mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and...contact interval of the Great Dyke of Zimbabwe at Ngezi T mine: Comparisons to the Bushveld Complex...NU 1. SC R Sulfide Zone. The Great Dyke of Zimbabwe is one of the world’s largest layered mafic-ultramafic...Archaean granitoids and greenstone belts of the Zimbabwe craton at T about 2575 Ma (Mukasa et al., 1989; |  | | Journal (volume) | | prismatic mimetite crystals to 4mm from Dry Gill mine, Caldbeck Fells, Cumbria, collected in the 1970s...first British occurrence of kottigite, from Hilton Mine, Scordale, Cumbria Trevor F. Bridges and David I...3 4-38 A review of the mineralogy of Brae Fell Mine, Caldbeck Fells, Cumbria Trevor F. Bridges, David...L. Nattrass Hydronium jarosite from Brynycastell Mine, Dolgellau, Gwynedd, Wales Tom F. Cotterell 65-67...list of supergene minerals known from the Hilton Mine updated by these authors in the previous volume |  | | Journal (volume) | | plumbogummite with yellow pyromorphite. Roughton Gill Mine, Caldbeck Fells, Cumbria. R.J. King Collection (ex...cavity lined with green malachite. Roughton Gill Mine, Caldbeck Fells, Cumbria. Norman Thomson Collection...mines, Caldbeck Fells, Cumbria: Part 3 Roughton Gill Mine Trevor F. Bridges, David Green, Michael S. Rumsey...Leicestershire Francis Ince 44-62 A report on Hay Gill Mine, Caldbeck Fells, Cumbria Trevor F. Bridges, Michael...being generated from the company’s Labrador Iron Mine, prospects for some real activity at Parys Mountain |  | | Journal (article/letter/editorial) | | metamorphism and assimilation in the Wellington district, N.S.W. I. Hybridizat,ion in the Wuuluman Creek...55-81. New South Wales: 6; spine1 amphibolite, epidote amphibolite, feldspar amphibolite, pennine-fer...dolerites, spilites and keratophyres of the Nundle district: Linnean Sot. New South Wales Proc. 40, NO. 157...Proc. Wales. Part 5. The geology of the Tamworth district: 40, Xo. 159, 640-624. Wew South W&es: 3; labradorite...South Wales. Part. 7. The geology of the Loomberah district’ and a portion of the Goonoo Goonoo estate: Linnean |  | | Journal (article/letter/editorial) | | WESTMORLAND; With Notes on the Tectonics of the District. 11\' JOHX J. HAKfLEY, :.\1.5c., F.G.S. ~[(...some of the most striking scenery in the Lake District. These two valleys are separated from each other...of Blea Tarn. The valleys run approximately from west to east. They are drained respectively by the Great...Windermere, and are dominated at their heads, to the west, by a group of fells which form a buttress of the...type of topography. Previous references to this district in geological literature, though fairly numerous |  | | Journal (article/letter/editorial) | | their source region lies west or north of the BIF-dominated Griqualand West Basin of the Kaapvaal Craton...lowermost Permian Dwyka diamictite which crops out west of the Kalahari sands around Rietfontein, South...Craton and the younger Rehoboth Province to the west. The northern extent of the Kheis Province in Botswana...contours up to 15 km in the sand-covered region west of the Kalahari Line, which were interpreted by...Line from ~ 300 m in the east to 8–10 km in the west in Botswana. Rocks of the Karoo Supergroup and Nama |  | | Journal (issue) | | CONSTRAINTS ON GOLD MINERALIZATION IN GRANITOIDS IN THE ZIMBABWE CRATON: STRUCTURAL CONTROLS AND IMPLICATIONS FOR...CONSTRAINTS ON GOLD MINERALISATION IN GRANITOIDS IN THE ZIMBABWE CRATON: STRUCTURAL CONTROLS AND IMPLICATIONS FOR...CONSTRAINTS ON GOLD MINERALISATION IN GRANITOIDS IN THE ZIMBABWE CRATON: STRUCTURAL CONTROLS AND IMPLICATIONS FOR...CONSTRAINTS ON GOLD MINERALISATION IN GRANITOIDS IN THE ZIMBABWE CRATON: STRUCTURAL CONTROLS AND IMPLICATIONS FOR...CONSTRAINTS ON GOLD MINERALISATION IN GRANITOIDS IN THE ZIMBABWE CRATON: STRUCTURAL CONTROLS AND IMPLICATIONS FOR |  | | Book | | Gertisser, Peter Golley, David Green, Alan Hart, Jack Hartley, John Holbrook, Nigel Hoppe, Jana Horak, Mike Howe...meneghinile Pengenna mine,St Kew,Cornwall; Shallowfield Bridge,SouthMolton,Devon Tynebottom mine,Alston.CUm~ria...CUm~ria mercury Chatsworth mine,Grassinglon, Yorkshire Severallocalities in theLakeDistrictandComw melacinnabar...theLakeDistrictan:iCorrr::a!I natrojarosite Wanlhwaite mine,StJohn'sin theVale,Cumbria SouthTerrasmine,StStephen-in-Brannel...Cumbria pharmaco!ite Wanlhwaite mine,StJohn'sin theVale,Cumbria Chatsworth mine,Grassington, Yorkshire p:cropharmacolne |  | | Book | | Sometimes, as observed by Mr. C. S. Wilkinson at a mine near Wagga Wagga, the plates are so exceedingly...was found early in 1876, at the " Wapping Butcher" Mine, near Parkes. For the accounts of Nos. 1 and Nos...Holtermann's mine 100 cwt. of gold had been raised in 200 cwt. of stuff. From the same mine a slab of vein-stuff...for the gold from 415 tons of vein-stuff from this mine were 16,279-63 ozs., value £63,234 12s. Krohmann's... raised 436 tons 9 cwt. of stuff, for which the mine returns were 24,079 ozs. 8 dwts. of gold, value |  | | Journal (article/letter/editorial) | | occurrences in the Lake District, and in the Caldbeck Fells area within the Lake District, respectively, and...should be consulted for further details of any Lake District mineral mentioned in our list. More than 850 species...on minerals collected by A. de Hailer at Tynagh mine, Ireland, unpublished except in newsletters (Bulletins...Greigite. As a secondary mineral at Gravel Hill mine, Perranzabuloe, Cornwall (C. Sparrow, pers. comm...schr6ckingerite and gypsum, on walls of a level in Geevor mine, St. Just, Cornwall (Elton and Hooper, 1992). Andradite |  | | Journal (article/letter/editorial) | | -*-^ at a distance of 121 miles from Sydney. To the west of the railway a small basic plutonic complex is...Parish of Ben Bullen, at a distance of If miles south-west of the railway station. 2. FIELD OCCURRENCE. Owing...rocks on the north and east, and to the west and south-west the outcrop is partly covered with quartzite...yellowish-green zone contains a member of the epidote group, and the brown zone is seen to consist of...the quarry wall:— . . . 1 8 in. in diameter Epidote zone . Garnet zone . Igneous core . . . 2 in |  | | Journal (article/letter/editorial) | | OF GKA.SMERE, WINDERMERE AND CONISTON. By]. ]. HARTLEY,1LEug., M.Sc., Assoc.M.lnst.C.E., F.G.S. (Read...same level. The area is bordered to the north and west by ground rising to levels of usually 2,500 to'... Stockdale Shales and the Silurian rocks. The district is thus one of marked topographical relief. The...and is about twelve square miles in area. This district was geologically surveyed during the years 1867...139. tNotes on the Geology 01 the English Lake District, Proc, Geol, Assoc., vol. xvi. (1900), p. 469 |
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