 | | Journal (article/letter/editorial) | | Ettringite N’Chwaning II Mine, Northern Cape Province Republic of South Africa C oncrete, that manmade mix...N’Chwaning II mine, Kalahari manganese field, Northern Cape Province, Republic of South Africa. This specimen...N’Chwaning II mine, Kalahari manganese field, Northern Cape Province, Republic of South Africa. Scott Rudolph...locality II mine, Kalahari manganese field, Northern Cape Province, Republic of South of note is the Lucky...Lucky Cuss mine, Tombstone Africa. The association of ettringite and gaudefroyite is rare from the N’Chwaning |  | | Journal (issue) | | The N’Chwaning mines, Kalahari Manganese Field, Northern Cape Province, South Africa .....................(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... The N’Chwaning Mines Kalahari Manganese Field, Northern Cape Province, South Africa Bruce Cairncross1 Nicolas |  | | Journal (issue) | | 85741 Editor & Publisher Wendell E. Wilson Founder John Sampson White Associate Editors Pierre Bariand Sorbonne.................. 273 by H. Yeates The Kalahari manganese field: an update .............................'C h w an in g m ine, Kalahari m an g an ese field, C ape Province, South Africa. (See th e article in...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...talks at shows and club meetings, conducting of field trips, behindthe-scenes tours, more exposure through |  | Pushcharovsky, D. Yu., Lebedeva, Y. S., Zubkova, N. V., Pasero, M., Bellezza, M., Merlino, S., Chukanov, N. V. (2004) The crystal structure of sturmanite. The Canadian Mineralogist, 42 (3) 723-729 doi:10.2113/gscanmin.42.3.723 | Journal (article/letter/editorial) | | structure, boron coordination, Black Rock mine, South Africa. SOMMAIRE La sturmanite, de composition idéale...Rock manganese mine, Kuruman District, Kalahari manganese field, North Cape province, South Africa (Peacor...buryatite 724 THE CANADIAN MINERALOGIST and charlesite (Table 1), it forms flattened dipyramidal crystals...main forms being {10 1̄4} for sturmanite and charlesite, and {0001} for buryatite, whereas prismatic...subgroup, whereas ettringite, bentorite, sturmanite, charlesite and buryatite belong to the second one. Among |  | | Journal (article/letter/editorial) | | Gauteng, South Africa . . .*.’. Corresponding author: bc @na.rau.ac.za T ‘ he manganese deposits...deposits of the Kalahari manganese field are located just south of the great Kalahari Desert on the vast plains...plains of the Northern Cape Province of South Africa (fig. 1 ). Despite its remoteness, the area has become... which contains more than 13 billion tons of manganese ores, corresponding to about 80 percent of the...the world’s resources of minable manganese ore (Cairncross, Beukes, and Gutzmer 1997).The mineral collector |  | Chukanov, Nikita V., Zubkova, Natalia V., Pautov, Leonid A., Göttlicher, Jörg, Kasatkin, Anatoly V., Van, Konstantin V., Ksenofontov, Dmitriy A., Pekov, Igor V., Vozchikova, Svetlana A., Pushcharovsky, Dmitry Yu. (2019) Jouravskite: refined data on the crystal structure, chemical composition and spectroscopic properties. Physics and Chemistry of Minerals, 46 (4) 417-425 doi:10.1007/s00269-018-1012-8 | Journal (article/letter/editorial) | | N’Chwaning 3 Mine, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa. The chemical composition...demonstrates wide variations of the contents of manganese, iron and boron, and possible existence of a Mn4+-dominant...(Peacor et al. 1983; Pushcharovsky et al. 2004), charlesite Са6 (Al,Si)2(SO4)2[B(OH)4](OH,O)12·26H2O (Dunn...N’Chwaning 3 Mine, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa, were investigated...crystals), calcite (white) and brucite (brownish). Field width 2 cm. Photo: A. D. Kasatkina Physics and |  | | Journal (article/letter/editorial) | | where it occurs in hydrothermal veinlets cutting manganese skarn (Frondel 1955). It forms tiny, dark brown...“fairly common” at the Wessels mine, Kalahari manganese field, South Africa, as thin brown bands and very small...originally described from a small orebody in South Africa. The mineral was found in a small tabular body...the Scotia talc mine in the Barberton Mountain district, where it occurs with violarite, millerite, ferroan...County, Alabama; the Clear Creek mine, New Idria district, California; the Black Hawk mine, Grant County |  | | Report (issue) | | serpentinite and at N’Chwaning in strata-bound manganese ores in metamorphosed volcanogenic-sedimentary...calcite, grossular, diopside (Bazhenovskoe); charlesite, bultfonteinite, rhodochrosite, hausmannite (N’Chwaning...specimens from the N’Chwaning II mine, Kalahari Manganese Field, South Africa. At Crestmore quarries, Riverside |  | Cooper, Mark A., Hawthorne, Frank C., García-Veigas, Javier, Alcobé, Xavier, Helvaci, Cahit, Grew, Edward S., Ball, Neil A. (2015) Fontarnauite, (Na,K)2(Sr,Ca)(SO4)[B5O8(OH)](H2O)2, A New Sulfate-Borate Mineral From Doğanlar (Emet), Kütahya Province, Western Anatolia, Turkey. The Canadian Mineralogist, 53 (5) 803-820 doi:10.3749/canmin.1400088 | Journal (article/letter/editorial) | | rock interbedded with the borate unit in the Emet district (Helvacı & Alonso 2000). Overall, the eight known...localities worldwide, whereas sulfoborite and charlesite are reported from five localities or more. Four...rocks. The sedimentary units of the Emet borate district consist, in ascending order, of a thin-bedded...Jersey (charlesite, Dunn et al. 1983); Wessels-type manganese ore, Kalahari field, South Africa (charlesite...Figure 9, and the data fall within a triangular field, suggesting a b FIG. 9. Chemical variation in |  | | Journal (article/letter/editorial) | | sturmanite and ettringite from the Kalahari Manganese Field, South Africa. The TG trace for sturmanite, approximately...provenant du champ minéralisé en manganèse de Kalahari, en Afrique du Sud. Le tracé thermogravimétrique...and Z = 1: Gaudefroy & Permingeat 1965], and charlesite [Ca6(Al,Si)2{(B(OH)4) (SO4)2}⌺3(OH)12•26H2O,...used in this study are from the Kalahari Manganese Field, South Africa; ettringite is from the N’chwaning...PEACOR, D.R., LEAVENS, P.B. & BAUM, J.L. (1983): Charlesite, a new mineral of the ettringite group, from |  | | 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 |  | | Catalog/List | | RAINBOW OF AFRICA GEM & MINERAL COLLECTION Front Cover: Gems from the Rainbow of Africa Collection... Heritage Signature® Auction #5236 The Rainbow of Africa Collection Gems & Minerals October 15, 2015 | New...Signature® Internet Session 2 Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 (HERITAGELive...RAINBOW OF AFRICA COLLECTION You have in front of you our presentation of the Rainbow of Africa Collection:...The mineral riches of Africa are not the only things making up the Rainbow of Africa Collection. For the |  | | Book | | Mountain, Alabama (by H. Harwood) 5:241-244 Iron-manganese phosphates of the Williams pegmatites, Coosa County...ANHAEUSSER. CARL R. --with B. Caimcross: Gold in South Africa 23:209-225. 23:228 Al 'JAJ\ABO~OINA The Anjanabonoina...California (by G. H. H. Muehle) 2:171-173 A.,rrno:-.-Y, JOHN w. The Mineral Museum of the University of Arizona...'\llMO~-Y PEAK Antimony Peak [California]: a rerun of a field trip I JO years later (by H. E. Pembenon) 3:78-8...Eq11ilibria in rite Earth; Moon Rocks and Minerals; Field Ion Microscopy; Crystals and X-rays; Co/or and Symmetry |  | | Catalog/List | | Internet, Fax, and Mail) Heritage Auctions Design District Showroom 1518 Slocum Street • Dallas, TX 75207...17656. LOT VIEWING Heritage Auctions Design District Showroom 1518 Slocum Street • Dallas, TX 75207...pieces including “shrapnel” in the extensive strewn field. Compared to other iron Meteorites, this coarse...of the silicated fine octahedrite IAB in a wheat field. As slices of Meteorites go, this variety is fairly...weighing 210 grams is shaped like the state of South Carolina. The surface has an extremely subtle brushed |  | | Book (edition) | | Krypton Lanthanum Lead lithium Lutetium Magnesium Manganese Mercury Molybdenum Neodymium Neon Nickel *Niobium... Meta/lurgical and Mineralogical Society o/ South Africa Journal of Chemical Phy ics Journal cif the...and Proceedings of the Royal Socief) 1 of Ne,v South Wales JPSJ Journal of rhe Physical Society of...Cand CSPG Pennskiye gubemskiye wdomo.sti (Perm district ga=elle) Pl,ilosopl,ical Maga=ine Periodico de...Artrocitc, Ivigtul cryolitc deposit. Ivittuut municipality. southwest Wi tgreenl Greenland. 73. 1492, ZK |  | | Journal (issue) | | 85741 Editor & Publisher Wendell E. Wilson Founder John Sampson White Associate Editors Pierre Bariand Sorbonne...Petrussenko Minerals of the Beltana mine, Puttapa, South A ustralia 449 by P. Elliot Columns European...is not a new one is attested by an editorial from John White in the Mineralogical Record (vol. 6, no. 3...just heard of the putative decision to not replace John White as curator at the U.S. National Museum following...sees instead a rare opportunity to indulge in a field where the sciences, history and the humanities meet |  | | Journal (issue) | | tgressman@comcast.n et The Musonoi mine, Kolwezi District, Lualaba Province, Democratic Republic of the...METATORBERNITE, 6.6 cm, from the Musonoi mine, Kolwezi District, Democratic Republic of the Congo. Scott Rudolph...Obodda (2015-2017) Mike & Sally Bergmann (2009-2017) John Dabney (2015-2017) SENIOR FELLOWS Paul Harter (2009-2017)...April, 201 8 Prese!tt,a to Roderick Tyson For field collecting achievements contributing to the heritage...Rod Tyson has been one of the leading Canadian field collectors for decades, and has brought countless |  | | Book | | talc vug in 1997, is 1.7 cm long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals...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...Girardville, itself 40 km northwest of Lac Saint-Jean in south-central Quebec, very large and sharp ilmenite Cl)...the town of Amsteg, subordinate drainages running south to Val Caverdiras; ilmenite rose-bearing clefts |  | | Book | | Lenora and (the late) Paul E. Desautels Steve Eady John C. Ebner, Jr. Sam & Mary Beth Elbin Stan Esbenshade...Minerals, Chris & Agatha Georgia Mineral Society John E. Gibson & L. Shirlene Gibson Ca! & Kerith Graeber...Jimeen Kanaby Joe & Susan Kielbaso in Memory of John Whitmire Daniel & Dianne Kile Bernie Kirckof in...McHugh Randy & Sherry Mclntosh John & Jay Medici, in Memory of Roland Bounds John & Karen Mediz Peter Megaw...Scott Carolyn Seitz 79 Minerals, George Godas and John Callahan David & Colleen Shannon William & Barbara |  | 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 |  | | Book | | Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle. Courtesy...(flatland), Old High German and Old English feld (field) to feldspar. — Generalized scheme of language...Hendrik van Prehn, who brought the mineral from the Cape of Good Hope. This was the first mineral named after...néche, Sadne-et-Loire, France, or annite, after Cape anionic radical. Thus oxides, sulfides, carbonates...System of Mineralogy. John Wiley @ Sons, New Haven, Connecticut. Second ed. (1844), John Wiley & Sons, New |  | | Book (edition) | | for all amateur mineralogists and students in the field. Jacket photo: (Top) sulfur, Sicily, 14cm; (top...(lower /eft) rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine...MEMORY OF 2. HELEN KEMPNER < i FROM ye = JOHN & ELAINE WOODARD oe le sy n-- alor anima ...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...Nancy Smith, preparation and entry data for Groen John and , Chapman Gary Caballero, Craig ous amount of | | | Book (edition) | | for all amateur mineralogists and students in the field. Jacket photo: (Top) sulfur, Sicily, 14 cm; (top... Encyclopedia of Minerals HELEN KEMPNER FRCM JOHN & ElAINE WOODARD . . . N CYCL·OPEDIA OF INERALS...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...Carey Kucera, Gary Caballero, Craig Chapman, and John Groen for data entry and preparation of the final...Herbert Obodda IK Irwin Kennedy JB F. John Barlow JF James Fowler JH John Holfert JL Jack Lowell JP Joe Pfeifer |  | | Report (volume) | | of Boron-bearing Phases Ammonioborite Bakerite Charlesite Diomignite Ginorite/strontioginorite Harkerite...Coordination Oyelite Chemical composition Occurrence Charlesite, wawayandaite and vistepite Boron as a Minor...Tungsten deposits Uranium deposits Tourmalinites Field relations Mineralogy and petrography Whole-rock...Tourmaline General Broken Hill (Australia) Barberton (South Africa) Evolution of the continental crust and seawater...David A. Hewitt, Richard W. Hinton, François Holtz, John M. Hughes, Ian D. Hutcheon, William P. Leeman, Valérie |  | | Journal (issue) | | Five Editor & Publisher Wendell E. Wilson Founder John Sampson White Associate Editors Pierre Bariand Sorbonne...lapidarists, but I must confine my arguments to the field that I understand.) I am not going to spend much...cause of my essay is the “ Policy Statement” by John Simmons of the U.S. Forest Service in the July/...to thank when, after a winter of idleness in the field, we find that our hammers cannot be used in the...epithets hurled at “ those damned bureaucrats” by some field collectors, but other than elevating their blood |
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N'Chwaning II Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa