 | | Journal (article/letter/editorial) | | MAGAZINE, MARCH I 9 7 ~ , VOL. 3 8, PP. 2 I - 2 5 Holtite: a n e w mineral allied to d u m o r t i e r i...Government Chemical Laboratories, Perth, Western Australia SUMMAaY. Holtite, a new mineral allied to dumortierite...tantalite on an alluvial tin lease near Greenbushes, Western Australia, and is named after the late H. E.... Holt, Prime Minister of Australia. The mineral is orthorhombic with a tt.9o 5 ,~, b 20355 ,~, c 4690...dumortierite, 4[(A1,Fe)TBSiaO~8] or 4 (XnOzs), the holtite unit cell contains approximately 4(XloO~). Type |  | | Report (issue) | | (Ta0.6☐0.4)Al6BSi3O18 Holtite Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. In blocky crystals...383(4) Z = 4 X-ray Powder Pattern: Greenbushes, Western Australia. 10.28 (100), 2.94 (40), 5.89 (34)...35 0.45 0.11 0.57 1.13 . 99.71 (1) Greenbushes, Western Australia; B2O3 thought to be low; corresponding...57(OH)2.09. Mineral Group: Dumortierite supergroup, holtite group. Occurrence: As coatings on stibiotantalite...replacing tantalite in a pegmatite (Greenbushes, Western Australia); in pegmatites cutting amphibolites |  | Groat, L. A., Grew, E. S., Evans, R. J., Pieczka, A., Ercit, T. S. (2009) The crystal chemistry of holtite. Mineralogical Magazine, 73 (6) 1033-1050 doi:10.1180/minmag.2009.073.6.1033 | Journal (article/letter/editorial) | | 73(6), pp. 1033–1050 The crystal chemistry of holtite L. A. GROAT1,*, E. S. GREW2, R. J. EVANS1, A. PIECZKA3...July 2009; Accepted 22 December 2009] ABSTR ACT Holtite, approximately (Al,Ta,&)Al6(BO3)(Si,Sb3+,As3+)S3O12(O...from pegmatite, at three localities: Greenbushes, Western Australia; Voron’i Tundry, Kola Peninsula, Russia;...Russia; and Szklary, Lower Silesia, Poland. Holtite can contain >30 wt.% Sb2O3, As2O3, Ta2O5, Nb2O5, and...at the Sb sites for both Sb-poor (holtite I) and Sb-rich (holtite II) specimens. Although charge-balance |  | | Journal (article/letter/editorial) | | Holtite, (Si2.25Sbo.75)B[A16(Alo.43Tao.27F]0.30)O15 (O,OH)2.25]" crystal structure and crystal chemistry...University of Melbourne, Parkville, Melbourne, Australia W. G. MUMME CSIRO, Division of Mineral Products...Melbourne, Australia AND M. W. PRYCE Government Chemical Laboratories, Perth, Western Australia Abstract...Abstract Holtite, (Si225Sb075)B[A16(A1043Ta027['']030)O15(O,OH)22s], is orthorhombic a = 4.6914(5), b = 11...that extensive substitution of Si by Sb occurs in holtite. SbO 3 triangular pyramids replace the SiO 4 tetrahedra |  | Galliski, M. A., Marquez-Zavalia, M. F., Lira, R., Cempirek, J., Skoda, R. (2012) Mineralogy and Origin of the Dumortierite-Bearing Pegmatites of Virorco, San Luis, Argentina. The Canadian Mineralogist, 50 (4) 873-894 doi:10.3749/canmin.50.4.873 | Journal (article/letter/editorial) | | At least four generations of the dumortierite–holtite minerals are texturally and compositionally represented...with a second generation that grades into As-poor holtite. The third generation is represented by overgrowths...or individual crystals of As-poor and As-rich holtite; it is commonly overgrown by the last generation...compositional trends of tourmaline, dumortierite–holtite and columbite reflect superimposed processes. The...pegmatite. Keywords: granitic pegmatite, dumortierite, holtite, chrysoberyl, kyanite, tourmaline, Virorco, Argentina |  | Pieczka, A., Grew, E. S., Groat, L. A., Evans, R. J. (2011) Holtite and dumortierite from the Szklary Pegmatite, Lower Silesia, Poland. Mineralogical Magazine, 75 (2) 303-315 doi:10.1180/minmag.2011.075.2.303 | Journal (article/letter/editorial) | | Magazine, April 2011, Vol. 75(2), pp. 303–315 Holtite and dumortierite from the Szklary Pegmatite, Lower...Accepted 30 March 2011] ABSTR ACT The Szklary holtite is represented by three compositional varieties:...% As2O3 (0.22 As a.p.f.u.) in zoned Ta-bearing holtite, which constitutes the largest Sb+As content reported...reported for the mineral. The zoning in holtite is a result of Ta-Nb fractionation in the parental pegmatite-forming...relatively thin Szklary dyke by Fe, Mg and Ti. Holtite and the As- and Sb-bearing dumortierite, which |  | | Journal (issue) | | The Smithsonian Institution Minerals of the Greenbushes T in field ....................................Geological Survey Uralolite from the Dunton Gem Mine, Newry, Maine: A Second O c c u rre n ce .........length, collected in the Mindola open pit, Rokana mine, Zambia, by S. P. Korowski. The Mineralogical Record...under ground miner at the 115-year-old Oriental mine in Alleghany, Sierra County, California. In August...presented at his trial, Stokes began sneaking into the mine at night and stealing (“highgrading”) gold. No one |  | | Report (issue) | | 22 TANTALUM IN WESTERN AUSTRALIA by J. M. Fetherston TANTALUM IN WESTERN AUSTRALIA FRONTISPIECE:... FRONTISPIECE: Historic pump at the Wodgina tantalum–tin mine. Brought from Port Hedland by camel train about 1905...SURVEY OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 22 TANTALUM IN WESTERN AUSTRALIA by J. M. Fetherston...Limerick DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Tim Griffin REFERENCE The recommended reference...FETHERSTON, J. M., 2004, Tantalum in Western Australia: Western Australia Geological Survey, Mineral Resources |  | | Report (issue) | | GEOLOGICAL SURVEY OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 12 THE TIN DEPOSITS OF ~ E S T E...Minister for Mines 77793-1 i National Library of Australia card number and ISBN 0 7244 7617 2 11 PREFACE...Although small by Australian and World standards, Western Australia’s tin deposits have yielded concentrates...million and have maintained mining communities at Greenbushes and in various parts of the Pilbara. The present...interested in searching for tin deposits in Western Australia. J H Lord 19th June 1978. DIRECTOR iii |  | Pieczka, A., Evans, R. J., Grew, E. S., Groat, L. A., Ma, C., Rossman, G. R. (2013) The dumortierite supergroup. I. A new nomenclature for the dumortierite and holtite groups. Mineralogical Magazine, 77 (6) 2825-2839 doi:10.1180/minmag.2013.077.6.09 | Journal (article/letter/editorial) | | I. A new nomenclature for the dumortierite and holtite groups A. PIECZKA1,*, R. J. EVANS2, E. S. GREW3...distinguishing mineral species, the distinction between holtite and dumortierite had not, since Al and Si are dominant...nearly coincident (As,Sb) sites in dumortierite and holtite, further blurring the distinction between the two...specific end-member compositions for dumortierite and holtite, in which occupancy of the Al1 site is critical...substitutions of Fe3+ for Al and Fe2+ for Mg. (2) Holtite group, with Al1 = Ta5+, Nb5+, Ti4+ and &. In contrast |  | | Journal (article/letter/editorial) | | sites are not seen in the isostructural mineral holtite, which contains considerably more As and Sb (and...As + Sb + Bi apfu for 340 dumortierite and 627 holtite compositions shows no gap between the two minerals...separates dumortierite and Sb-poor holtite from Sb-bearing holtite. The continuum of compositions between...between dumortierite and holtite, and the discovery of very (As, Sb)-rich, (Ta, Nb)-poor compositions, suggest...what has been called holtite should be reconsidered. Keywords: dumortierite, holtite, borosilicate, electron |  | | Journal (article/letter/editorial) | | ASWATHANARAYANA(U.), see RAO (V. DIVAKARA), 678 Auburn mine, Minnesota, stilpnomelane, 693 AUCOTT(J. W.), see...583; Scotland, anal., 8:9 Biphosphammite, Western Australia, anal., opt., X-ray, 965 Birnessite, conditions...sinters, anal., X-ray, opt., 872 Cairngorm, Inverness-shire, granite, 847 GALAS(G.), On the blue colour of...natural banded fluorites, 977 Calciotantalite, Western Australia, is a mixture of microlite and tantalite,...Foxdale, Isle of Man, granite, 847 Foyers, Inverness-shire, potash feldspars, 295 Franklin, New Jersey, stilpnomelane |  | | Journal (article/letter/editorial) | | U)-rich (Ta,Ti)-oxide, Mn3UAs2Sb2Ta2Ti2O20, and holtite. Anomalous trends of Mn-Fe and Ta-Nb fractionation...tantalite-(Mn), stibiocolumbite, stibiotantalite, holtite, fersmite, pyrochlore-group minerals, fractionation...minerals. The dike hosts such rare minerals as holtite, stibiocolumbite, stibiotantalite, paradocrasite...columbite-(Mn) and stibiocolumbite (Pieczka et al. 1997), holtite (Pieczka and Marszałek 1996), and pyrochlore (Pieczka...control crystallization of the Nb-Ta oxides and holtite in the Szklary pegmatite. Geological setting The |  | | Journal (article/letter/editorial) | | pentlandite, surface alteration, 213 AUSTRALIA,Greenbushes, holtite crystal structure and chemistry, 457...Kaerven syenite complex, Greenland •.. ', 647 Holtite, crystal structure and chemistry, 457 HONMA, H...HOSKrNS, B. F., MUMME, W. G., and PRYCE, M. W., holtite crystal structure, 457 Hotsonite, unit cell dimensions...Sapporo, Kobetsuzawa mine, frohbergite, 387; MIEPREFECTURE,Toba City, Kamo mine, barian bannisterite...ORANGEFREESTATE, Ramsdellite, Scotland, 637 Star Mine, K-Ba-V titanates from micaceous kimberRANKIN,A |  | | Journal (article/letter/editorial) | | of the 29Si chemical shifts in dumortierite and holtite R. James Evans,1 Colin A. Fyfe,2 Lee A. Groat,1...from Island Copper mine, British Columbia, Canada (D12); and a creamy white holtite [c. (Ta,Nb,,Al)Al6(BO3)(Si...785(2), c = 20.277(3) Å. Keywords: Dumortierite, holtite, nuclear magnetic resonance, borosilicates, ab...(Mg,Ti,) Al4(Al,Mg)2(BO3)Si3O12(OH,O)3], and holtite [c. (Ta,Nb,,Al) Al6(BO3)(Si,Sb,As)3O12(O,OH,)3]...ultrahighpressure rocks of the western Alps (Chopin et al. 1995; Ferraris et al. 1995), and holtite in pegmatites at |  | | Book | | partial patterns of lanthanite(Ce) from the Britannia Mine, Wales, UK (Bevins et al. 1985) and oflanthanite-(N... Brazil (a) and lanthanide-(Ce) frorn Britannia Mine, UK (b) 16 F. Cesbron 6 REE Minerals and Related...occasionally replacing tantalite, simpsonite, holtite or microlite. In turn, they are commonly subject...granular microlite, associated with stibiotantalite, holtite and "ungursaite". 4.7 K.imrobinsonite White, cryptocrystalline...intergrowth with black cesstibtantite from western Australia (Nickel and Robinson 1985). Both minerals |  | | Journal (article/letter/editorial) | | high-temperature modification of AsS occurs at the Alacr~in mine, Pampa Larga, Chile. It is very similar to realgar...stringers in carbonate vein material, at the Martin Lake mine, Uranium City, Lake Athabasca, Saskatchewan, are...secondary mineral in tungsten ore from Nyamulilo mine, Kigezi, Uganda. [M.A. 72-3336; Zap. 100, 623.]...galena in the Caroline tunnel of the Silver King mine, Ward, Nevada. 2[Pb4CuSO4(OH)8]; a I4"248, b 5"768... with ferroplatinum in placers at the Macintosh mine, Trinity River, Humboldt Co., California, prove |  | | Journal (article/letter/editorial) | | are occupied by tetrahedral or pyramidal groups. Holtite and magnesiodumortierite are isostructural with...feldspathoids. Keywords: structure topology, dumortierite, holtite, magnesiodumortierite, ellenbergerite, phosphoellenbergerite...projections.” 1198 the canadian mineralogist Holtite [ca. (Al,Ta,Nb,)Al 6 (BO 3 )(Si,Sb,As) 3 O12(O...dumortierite. Holtite is known from complex granitic pegmatites at four localities thus far: Greenbushes, Western...Western Australia (Pryce 1971, Hoskins et al. 1989); Voron’i Tundry, Kola Peninsula, Russia (Voloshin et |  | | Report (issue) | | W. T. Schaller, Afwillite NMNH 95237 Dutoitspan Mine, Kimber¬ ley, South Africa Dutoitspan Ammonioborite...Washington, 1919) 43: Ammoniojarosite NMNH 95654 Western slope of 1107-1111. Geological Survey, through...(M. Vonsen, 1920) NMNH 106112 from the Hillside Mine, Yavapai County, Ari¬ L. G. Berry, 1947. Composition...Aluminocopiapite NMNH 93834 Island Mountain, Mountain, from Mine, Yavapai County, Arizona (L. J. Cabri, 1976) Island...the Jarosite American Mineralogist, 12:424-426. Mine, Cobalt, Ontario, Canada Copiapite Tus¬ See reference |  | | Journal (issue) | | locality. Pyromorphite from on old locality—rhe Sherman mine, Burke, Idaho. A small lot of miniatures and hondsize...specimens— $15 to $500. Liebigite from rhe SchwarTzwalder mine, Golden, Colorado. Well-formed, bright yellow-green...Woo Feature articles Libethenite from the Rokana Mine, Zambia...........................................Mineralogical Notes Tilasite from the Sterling Hill Mine, Ogdensburg, New Jersey 385 by F. J. Parker Tveitite...November— December, 1978 UBETHENITE from the Rokana Mine, Zambia by Stanley P. Korowski and Cor W. Notebaart |  | | 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...Greece 22:303-308 ALBERTA Mineral occurrences in western Canada [British Columbia and Alberta] (by A. Ingelson)...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 |  | | Journal (issue) | | France Bill Birch Museum of Victoria Melbourne, Australia Michael P. Cooper Nottingham, England Anthony...Articles Famous mineral localities: The Trepc=a mine, Stari Trg, Kosovo . . . . . . . . . . . . . . ...crystal cluster, 3.9 cm, on calcite, from Wessels mine, Kalahari Manganese Field, South Africa. This specimen...Research Laboratory for Phelps Dodge Corporation, Western Exploration Office, in Douglas, Arizona. The main...Sid left Phelps Dodge when the company moved the Western Exploration Office from Douglas to Tucson. Sid |  | | Journal (issue) | | calcite; crystal aggregates 15 cm in size. Vеrklinii Mine, Dabugorsk, Pпmorskii Krai, Russia. Specimen: V..."spherolitic" texture, which is outcropped over the western slopes of the Ayu-Dag. In the composition ofthis...the Kerch deposit (all in the Crimea, Ukraine), Western Mangyshlak, KeremetТas, aid Tekeli (all in Kazakhstan)...— Finbo near Falun; * fluocerile — Broddho. The mine was in operating since the middle of the 11th century...Shirley Fiske соllесtroп. i Вогпite & calcite. Mine # 57, Dzhezkazgan, Kazakhstan, 3.3 cm high. Нeliodor |  | | Book (edition) | | MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...dist., China Fluomatromicrolite, x 25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...2(4) - 4.0(6) - 2.58(10) - 2.04(5). At the Kiura mine, Saiki City, Oita pref., Japan. IMA 2012-101. Adolfpateraite |  | | Book | | USSR; as crystals in Cornwall; at Wallaroo, South Australia and Broken Hill, New South Wales. Found in sandstone...Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown, New Mexico....Ballarat, Victoria and from Kalgoorlie in Western Australia. In the USA gold is often obtained by individual... It is found along the mountain ranges of the western states, including California, Colorado, Nevada...areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange |
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