 | | Journal (article/letter/editorial) | | sedimentary manganese orehasbeenupgraded to high-grade Wessels-type orein theKalahari manganese field.Thealteration...smallhill near Hotazel, at what is now the Black Rock mine orearepoorlyunderstood. In addition, theeffectofferrugini-...manganesemum known thickness of about 45 m at the Mamatwan mine ore (Gutzmer, 1993; Gutzmer and Beukes,1993). andranges...sedimentary structures ranges fromgoodtoabsent in Wessels-type ore.Transitions fromWessels-type oreto low-grade...Leinster-Deposi! fields are listed in Table 2. ISevern Wessels-type oreappears toberestricted tothenorthwesternpartoftheKalahari |  | | 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 |  | | Report (issue) | | (CO3 )0.95 [O2.78 (OH)0.22 ]Σ=3.00 . (2) Wessels mine, South Africa; by electron microprobe, corresponding...hydrothermal mineral in manganese deposits. Association: Marokite, braunite, hausmannite, crednerite, pyrolusite...hematite (Kuruman district, South Africa). Distribution: From Tachgagalt, 17 km south-southwest of Ouarzazate...Morocco. At the Wessels and N’Chwaning mines, near Kuruman, Cape Province, South Africa. Name: Honors Abbé...Gaudefroyite from the Kalahari manganese field, South Africa. Neues Jahrb. Mineral., Monatsh., 385–392. (4) |  | Gutzmmer, J., Beukes, N. J., Kleyenstuber, A. S. E., Burger, A. M. (1995) Magnetic hausmannite from hydrothermally altered manganese ore in the Palaeoproterozoic Kalahari manganese deposit, Transvaal Supergroup, South Africa. Mineralogical Magazine, 59 (397) 703-716 doi:10.1180/minmag.1995.059.397.12 | Journal (article/letter/editorial) | | Kalahari manganese deposit, Transvaal Supergroup, South Africa J. GUTZMER,N. J. BEUK~S Department of Geology...University, P.O.Box 524, Auckland Park 2006, South Africa A. S. E. KLEYENSTUBERANDA. M. BURGER MINTEK...MINTEK, Private Bag X3015, Randburg 2125, South Africa Abstract Hausmannite (Mn304), a manganese oxide with...ores of the giant Kalahari manganese deposit in South Africa. EDS-electron microprobe analyses indicate magnetic...KEYWOm3S:hausmannite, Kalahari manganese field, Wessels mine, ferrimagnetism, iron content. Introduction |  | | Report (issue) | | 11.91(1) Z=8 X-ray Powder Pattern: Tachgagalt mine, Morocco. 2.75 (vvs), 2.516 (vs), 4.37 (s), 3.09...45 2.56 7.85 0.08 Total 99.87 (1) Tachgagalt mine, Morocco; corresponds to Ca2:97 (Mn3+ 1:48 Al0:54...(Tachgagalt mine, Morocco). Association: Marokite, hausmannite, gaudefroyite, calcite (Tachgagalt mine, Morocco);...andradite (N'Chwaning mine, South Africa). Distribution: In the Tachgagalt manganese mine, Anti-Atlas Mountains...From the N'Chwaning and Wessels mines, near Kuruman, Cape Province, South Africa. Name: For Henri F.E |  | | Journal (article/letter/editorial) | | Mineralization in the Kalahari Manganese Field, South Africa D. A. D. EVANS,† Tectonics Special Research...University, Auckland Park 2006, Johannesburg, South Africa AND J. L. KIRSCHVINK Division of Geological...enrichment in the Kalahari manganese field, South Africa, in order to assess mineralogical aspects of...hematite (20–250 µm), within both Mamatwan- and Wessels-type ore, generates a paleomagnetic pole (present...sample suite (WESS) is restricted to high-grade Wessels-type ore, rich in high Fe hausmannite and coarser |  | | Journal (article/letter/editorial) | | locations) can belong to one and the same ore district, massif, and formation, or can be located very...Antisirabe, Madagascar (15 times); Mooihoek, South Africa (6 times); and SareSang, Afghanistan (7 times...(Dst.) district, area; (Co.) county; (m.) mine; (Mf.) massif; (Q.) quarry; (N) north, northern latitude;...latitude; (S) south, southern latitude; (W) west, western longitude; (E) east, eastern longitude. 9 – Alsar...pallite 9 – Barberton district \(25°48`S, 31°03`E), Transvaal, South Africa \\1921trevorite (Bon Accord |  | | Journal (article/letter/editorial) | | phyllosilicate from the Wessels Mine, Kalahari Manganese Field, South Africa. European Journal of Mineralogy...manganese ore on dumps of the Wessels Mine, Kalahari Manganese Field, South Africa. It was found lining the...manganese ore that came from Block 17 of the Wessels Mine. Associated minerals include blue manganoan...awareness of diversity of the mineralogy in Southern Africa. Holotype material has been deposited in the collections...a new secondary phosphate mineral from the Foote mine, USA. European Journal of Mineralogy, 28(3), 655–661 |  | | 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 (issue) | | net MARCH–APRIL 2019 Articles The Candelaria District Mineral County, Nevada ......................... Adams Atacamite from the New Cornwall mine, Kadina, South Australia .................................ATACAMITE, 10.5 cm, from the New Cornwall mine, Kadina, South Australia. Collection of (and photo courtesy...Trust (2015–2018) Herb & Monika Obodda (2015–2018) John Dabney (2015–2018) FELLOWS Mark Hughston (2015–2018)...break to collect minerals at the famous Red Cloud mine. Everyone had fun on the trip, and Graham found |  | | Journal (article/letter/editorial) | | samples from the Kalahari manganese field (KMF), South Africa, was studied using electron-probe microanalysis...295 K KMF @ 295 K Syn@ 295 K a_KMF, S. Africa b_KMF, S. Africa Syn(Mn80B) Syn (Mn100B) Germany (5A) Germany...study (HRPXRD) KMF = Kalahari manganese field (S. Africa). † These three datasets (5, 6, 7) were obtained...Germany and the Kalahari manganese field (KMF), South Africa [14]. It is typically ferrimagnetic, but a strong...erosional relict basins [13]. Within the high-grade Wessels type manganese ore, normal faults acted as conduits |  | | Book (volume) | | alteration of different kinds of stacking of layers, local defects, etc.). For this reason, the interpretation...Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico (7) IR spectra of acid salts (silicates...Rastsvetaeva et al. 2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application of IR Spectroscopy...Ca2[Si2O5(OH)2]·H2O from the YokoDovyren massif, Northern Baikal area Fig. 1.18 IR spectrum of acid triorthosilicate...freedom per unit cell and qi and qj are deviations of local coordinates (i.e. lengths of chemical bonds and |  | | Journal (issue) | | FL Correspondents Miguel Calvo Zaragoza, Spain Joe Polityka Staten Island, NY Jeffrey A. Scovil Phoenix...Number Five Articles The Val Graveglia m anganese district, Liguria, I t a ly .............................A. Mandarino Librarian Curtis P. Schuh Founder John Sampson White Editing, advertising 4631 Paseo Tubutama...RHODOCHROSITE crystals to 1.6 cm, from the Uchucchacua district, Huanuco depart ment, Peru. (See vol. 28, no... EXHIDITS LECTURES SYMPOSIUM FEATURED SPEAKERS John Sinkankas Author of G em stones of North Am erica |  | | Journal (issue) | | Marie, Munchen or by post: ARC DE SANT Mаr1i 79 Local, 08032 Barselona, Spain • KUSTOS- Jonh S. White...calcite; crystal aggregates 15 cm in size. Vеrklinii Mine, Dabugorsk, Pпmorskii Krai, Russia. Specimen: V...Crimea 34° 1. Sivash Gulf 2. Sakskoe Lake З. Fiolent Cape 4. Karslve!! 5. Khyr-Ptlуаki б. Nauchпyi 7. Pervamarskil...24. Karadag Mt. and Andeziiovaya Sopka 25. I ü Cape 26. Lysaya Mountain 27. Maifovka Lake 28. Gornostaevskli...Апираilе on pseudomorph of timm " е after wood. Cape 7hеleznyi Rog, Taman Peninsulа, southern Russra |  | | Book (edition) | | book is respectfully dedicated to the memory of Dr. John Sinkankas for his kind initiative and support to...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....the sequence North and South America and Greenland, then Europe, Asia, Africa, Australia, and Antarctica)...pegmatitic origin in the same sequence: North and South America and Greenland, then Europe, etc. For some |  | 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...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil...Hendrik van Prehn, who brought the mineral from the Cape of Good Hope. This was the first mineral named after |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...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) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite... 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 |
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