 | | Journal (article/letter/editorial) | | exposed along the walls of the Mamatwan Mine, Northern Cape, South Africa, reveals three main depositional...exposed section (55 m) of the Kalahari Group at Mamatwan Mine was analysed for its mineralogy, elemental composition...These sub-basins stretch over 2200 km in a north-south direction, and for the (Figure 1). CE purposes...Nossob-Molopo sub-basin that is bounded to the south by the Etosha–Griqualand–Transvaal (E-G-T) axis...Boundary positions and their interactions with the South Atlantic air masses and the northeast monsoon penetrating |  | | Journal (article/letter/editorial) | | Deposit—Kalahari Manganese Ore Field (Northern Cape, South Africa): Geochemistry of Isotopes (δ13C and...Abstract—Study of carbonate inclusions in the Mamatwantype oxide ores (braunite lutites) made it possible...1134/S0024490212030054 The Northern Cape manganese ore province (South Africa) is confined to the Kalahari...altered manganese (braunite) lutites taken from the Mamatwan deposit, the present paper attempts to describe...Manganese ores of the Kalahari Desert (Northern Cape province, South Africa) are confined to rocks of the Hotazel |  | | Journal (issue) | | affiliated with the Friends of Mineralogy publisher John S. White Division of Mineralogy The Smithsonian...Arthur Roe Famous Mineral Localities: The Brumado District, Bahia, Brazil..................................Thomssen, Walt Risch, Star Northam, Carolyn Wilson, John Muntyan and Wayne DeBrusk assisted with record keeping...Brazil) Pierre and Nellie Bariand (Paris, France) F. John Barlow (Appleton, WI) Ron Bentley (Windsor, CT)...Cureton, David Wilber, Miguel Romero, Richard Webster, John Barlow and Rustam Kothavala made cash donations |  | | Journal (issue) | | 85741 Editor & Publisher Wendell E. Wilson Founder John Sampson White Associate Editors Pierre Bariand Sorbonne...Zeolites and associated minerals from the Palabora mine, Transvaal........................................& R. S. W. Braithwaite The Lake George antimony mine, New Brunswick ..................... 263 by W. E...Kalahari m an g an ese field, C ape Province, South Africa. (See th e article in this issue, b eg in n...d e r n M in e r a l C o l l e c t io n CURATION John Sampson White Department of Mineral Sciences Smithsonian |  | | Journal (issue) | | mines, Kalahari Manganese Field, Northern Cape Province, South Africa ..................................crystals on matrix, 17.2 cm, from the N’Chwaning I mine, collected in 1978. Private collection and photographer...(2015–2016) Scott A. Rudolph Paradise Woods (2008–2016) John Dabney (2015–2016) Daniel J. Record Irv Brown (2009–2015)...(2016–2017) Eric D. Long Barry M. & Beth Kitt (2011–2016) John Schneider (2016) Dylan Stolowitz Steve Maslansky...com APATITE Nagar, Hunza Valley, Gilgit District, Northern Areas, Pakistan, 11.5cm. Fine Minerals International |  | Pack, A., Gutzmer, J., Beukes, N. J., van Niekerk, H. S., Hoernes, S. (2000) Supergene Ferromanganese Wad Deposits Derived from Permian Karoo Strata along the Late Cretaceous-Mid-Tertiary African Land Surface, Ryedale, South Africa. Economic Geology, 95 (1) 203-220 doi:10.2113/gsecongeo.95.1.203 | Journal (article/letter/editorial) | | Cretaceous–Mid-Tertiary African Land Surface, Ryedale, South Africa A. PACK,†,* J. GUTZMER, N. J. BEUKES, H. S....University, P.O. Box 524, Auckland Park 2006, South Africa AND S. HOERNES Mineralogisch-Petrologisches...Ryedale mine situated 110 km west of Johannesburg in the northwestern province of South Africa. The wad...hosted by Karoo strata, namely the one at Ryedale mine situated 110 km west of Johannesburg (Fig. 1). Similar...The ferromanganese wad produced from the Ryedale mine is specifically supplied to gold mines of the Witwatersrand |  | | Report (issue) | | pdf. Cover. Photograph of the Mamatwan open pit mine in South Africa. The black manganese layer is about...folded layering is shown by the shapes of the various mine benches. Lighter material in the background is waste...Prospects for Future Supply Edited by Klaus J. Schulz, John H. DeYoung, Jr., Robert R. Seal II, and Dwight C...............................................L18 Mine Waste Characteristics ........................................................................L22 Mine Closure........................................ |  | | Report (issue) | | SURVEY OF SOUTH AFRICA COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA MINERALOGY OF SOUTH AFRICA:... COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA Scientific Editor R.D. Dixon Linguistic and...Council for Geoscience (Geological Survey of South Africa), 280 Pretoria Street, Silverton, Pretoria or........................... 69 5.1 Overview of South African Occurrences ..............................LAYEREDSUITE,BUSHVELDCOMPLEX.... 111 MINERALOGY OF SOUTH AFRICA: TYPE-MINERAL SPECIES AND TYPE-MINERAL NAMES |  | | Report (issue) | | Strategic Minerals Inventory Summary Report-Manganese By John H. DeYoung, Jr., David M. Sutphin, and William F...Federal Republic of Germany, the Republic of South Africa, and the United States of America 1984 CIRCULAR...Products Section, U. S. Geological Survey, 604 South Pickett Street, Alexandria, VA 22304 FOREWORD...phase of the inventory. The report was prepared by John H. DeYoung, Jr., and David M. Sutphin of the U.S...F. Cannon (chief compiler), USGS; Ian Goldberg, South African Department of Mineral and Energy Affairs |  | De Putter, Thierry, Liégeois, Jean-Paul, Dewaele, Stijn, Cailteux, Jacques, Boyce, Adrian, Mees, Florias (2018) Paleoproterozoic manganese and base metals deposits at Kisenge-Kamata (Katanga, D.R. Congo) Ore Geology Reviews, 96. 181-200 doi:10.1016/j.oregeorev.2018.04.015 | Journal (article/letter/editorial) | | 3080 Tervuren, Belgium Royal Museum for Central Africa, Geodynamics and Mineral Resources, Leuvensesteenweg...have been recognized for 18 various parts of Africa. It is a relatively small deposit with total estimated...in various parts 36 of Africa and in geologically related parts of South America (cf. Roy, 2006; Kuleshov...a recent review paper on manganese deposits of Africa, it has been 46 described as a 2.0-2.2 Ga deposit...with contemporaneous Mn ore deposits in Africa 62 and South America. The presence of base metals in |  | | Report (issue) | | famous Mesoarchean Witwatersrand Supergroup in South Africa that contains Earth’s largest gold-uranium deposits...post-depositional processes in uranium ores at the Stanleigh mine, Elliot Lake, Ontario, Canada.....................glacier-associated sediments of the Neoproterozoic of south China: Oceanic anoxia or sulfate limitation? .....botryoids at a 350 Ma fossil warm spring at the Tynagh mine, Ireland: (A) The top surface (field of view measures...seepage mound favored—depending on solutes and local pH—development of siderite, ferrous hydroxide, and/or |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Journal (article/letter/editorial) | | Kleyenstuber (1984) on thc Kalahari manganese ores of South Africa suggest that braunite ! is a product of sedimentary-diagenetic...sedimentary-diagenetic to very low grade metamorphism, (Mamatwan-type ores) while braunite II is characteristic...romanechite, in others, layered cryptomelane and goethite occur. This variation in mineralogy is the result... The braunite from the Hotazel Formation of South Africa belongs to at least three types (Kleyenstuber...Kleyenstuber, A. E. S. (1984) Trans. Geol. Soc. South Africa, 87,257-72. Muhling, P. C. and Brakel, A. T |  | | Journal (article/letter/editorial) | | THF,Postmasburg manganese field,situated in the Northern replacement of the countryrockbymanganeseCapeProvince...In contrast Schneiderh6hn (1931)suggested in the south(Fig. 1). Miningof the manganese orescom- Borchert...'ostmasburg v ,6p Fe-deposit v V ¾ v v • v ¾ v Cape Town'•v v v •. v v v v F•c. 1. Regional...withlow-angle uneonformity byLate Beeshock in the northern and southern extremities of the domewheretheyconstitute...conglomerate finesupwardinto a sucFormationalongthe north-south-striking, westerlydipping The Doornfontein BlackRidgethrust |  | | Journal (article/letter/editorial) | | or lumped together with the output of a larger local mine. The locality registered in the literature is...of an orebody (or orebodies). At the old Crimora Mine in Virginia (Eilertsen and Feiss, 1946), "about..."shale". (b) Residual block composed of massive goethite, cryptomelaneand minor pyrolusite. (c) Coluvial...actual average Mn grade of well under 5%. lain, South Dakota: 1% M n ) are involved. In global speculations...credited with 1045 Mn mines. This amounts to one mine per 362 km 2. Canada, on the other hand, has only |  | | Journal (article/letter/editorial) | | Geology, RAU, PO Box 524, Auckland Park 2006, South Africa 3GeoForschungsZentrum Potsdam. Telegrafenberg...4Medkim 2, Du Toitspan Road, Kimberley 8301, South Africa DOI 10.1179/037174503225001820 1 2 The determination...of the Ongeluk Formation in the Northern Cape Province of South Africa. These are very similar in appearance...for Proterozoic sediment-hosted ore deposits in Northern Australia S. D. Golding1, M. G. M. Painter2, I...McArthur–Mount Isa–Cloncurry Minerals Province of Northern Australia hosts seven of the largest sediment-hosted |  | | Journal (article/letter/editorial) | | environment 39 1. INTRODUCTION 40 The Urucum mining district occupies an area of approximately 800 km2 and...Urban et al. (1992) estimated that the Urucum district 47 contains more than 600 Mt of rock with high...environment, for the carbonate BIFs of the Santa Cruz Mine region 63 located on the southeastern part of...plateau. 64 This study presents evidence for local submarine hydrothermal exhalation and biogenic ...hematite (Fig 3B). Locally, at the Figueirinha 110 Mine, this conglomerate contains a carbonate boulder |  | | Book | | of Canada, and of the Transvaal Supergroup of South Africa, are syntheses considerably superior t o any...University, Auckland Park, PO 524, Johannesburg 2000, South Africa. J.A. BUNTING Exploration Department, BHP...Australia. E.C. PERRY, J R . Department of Geology, Northern Illinois University, De Kalb, Illinois 60115,...DEPOSITIONAL BASIN O F THE TRANSVAAL SUPERGROUP. SOUTH AFRICA N.J. Beukes Introduction . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . The Cape Smith-Wakeham Bay basin . . . . . . . . . . . . |  | | Book (edition) | | OF OF SOUTH AFRICA MINES GEOLOGICAL SURVEY MINERAL RESOURCES OF REPUBLIC OF THE SOUTH AFRICA...Second World War, and partly as a result of it, South Africa experienced vast industrial expansion. This...official ‘handbook on the mineral resources of South Africa, it has become necessary to revise, or rather...great diversity and magnitude of South African mineral deposits and local mining operations, the Economic...Chamber of Mines of South Africa with Mr G. H. Grange as co-ordinator, and the South, African mining industry; |  | | Book | | talc vug in 1997, is 1.7 cm long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals...and pegmatitic environments. In the mid- l 970s, local historian-collector William J. Brunet set out to...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral ilmenite...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's |  | | Journal (article/letter/editorial) | | Frontera area (province of Badajoz) and belong to the South-Central belt, one of the southernmost parts of the...map of the Oliva de la Frontera area; Inset: SP South Portuguese Zone; OM Ossa Morena Zone; CI Central-Iberian...of the braunite nodules described in the Buckeye Mine (California) by Huebner and Flohr (1990) and Mn...described by Huebner and Flohr (1990) in Buckeye Mine. The alkali contents (Na2O K2O) are high in the...vernadite (-MnO2 of Burns and Burns, 1977) and goethite. Thus, the geochemical signatures relate the formation |  | | Journal (article/letter/editorial) | | iron formations in Australia, South Africa, Asia, and North and South America. The source of some of...et al., 1999) in the Transvaal Supergroup of South Africa (Beukes, 1978, 1983; Beukes and Klein, 1990)...Witwatersrand basin in South Africa and the uranium ores of the Elliot Lake district in Canada is still being...has been more usefully applied to exploration and mine development in the Witwaterstrand basin than the...studies of the socalled Schagen “paleosol” in South Africa (Martini, 1994, Watanabe et al., 2000). A restudy |  | | Journal (article/letter/editorial) | | Gillulyite Glauconite Glaucophane Gmelinite-(Na) Goethite Gold native Goldfieldite Gorceixite Goyazite Graphite...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...They consist mainly of the minerals kaolinite, goethite, hematite and gibbsite. Latite is an extrusive...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting | | | Journal (article/letter/editorial) | | Gillulyite Glauconite Glaucophane Gmelinite-(Na) Goethite Gold native Goldfieldite Gorceixite Goyazite Graphite...salinity as a result of devolatilization of subducted South Pennic rocks. During the Paleogene orogeny under...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...They consist mainly of the minerals kaolinite, goethite, hematite and gibbsite. Latite is an extrusive...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | with Illustrations by ERIC DOWTY SHAPE SOFTWARE JOHN WILEY & SONS, INC. NEW YORK - CHICHESTER - WEINHEIM...printed on acid-free paper. Copyright ©1997 by John Wiley & Sons, Inc. All rights reserved. Published...should be addressed to the Permissions Department, John Wiley & Sons, Inc., 605 Third Avenue, New York,...(1844) and all but one other have been published by John Wiley. The System was the first book Wiley (then...Asselborn, M.D.: Montrevel-en-Bresse, Ain, France. F. John Barlow: Appleton, Wisconsin. Peter Bayliss: Mineralogy |
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