 | | Journal (article/letter/editorial) | | Universytetskaya Naberezhnaya 7/9, 199034 St Petersburg, Russia, catalogue number 1/19518 How to cite: Galuskina...volcanic caldera, Kabardino-Balkaria, North Caucasus, Russia (43º17’N 43º6’E) E.V. Galuskin*, I.O. Galuskina...Fissure, Tolbachik volcano, Kamchatka Peninsula, Russia Stanislav K. Filatov, Lidiya P. Vergasova, Oleg...St Petersburg State University, St Petersburg, Russia, specimen number 1/19526 How to cite: Filatov,...volcano, Kamchatka Peninsula, Kamchatka Oblast’, FarEastern Region, Russia (55º41’N 160º14’E) Igor V. Pekov* |  | | Catalog/List | | arvik South !'J~rway . Karabash. Ural. Russia ½" £4 £7 .50 Murun.Siberia. Russia ½x½£5 Malo-Bystrinskoye...plate on matrix, some Mt Flora Lovozero, Kola, Russia with Lorenzenile - - - ··- ---- ---- ---- ··-·-...Rich mass of dark green spots and llmeny Mts, Chelyabinsk Ix½ £5 Amphibole cleavages in rock (most with...lxl £8 rich orange coatiing on matrix Moon Anchor Mine,Maricopa ½" £5 Pb Zn CrO SiO F County,_ Arizona...Violet micro crystals on I cm white matrix Fuka Mine. Oicchu-cho, 1cm £8 Ca y11 ~ Q~l__. __ . .. ~a\Vll~mi~gu |  | | Journal (article/letter/editorial) | | pleochroism, the best match for these inclusions is dumortierite. However, FTIR and Raman spectra consistently...standard dumortierite patterns, suggesting that this fibrous nano-phase may not be dumortierite itself...diffraction pattern compatible with that obtained for dumortierite, Si3B[Al6.75■0.25O17.25(OH)0.75] by Moore and...identified as GOREVA ET AL.: FIBERS IN ROSE QUARTZ dumortierite. The authors extrapolate their phase identification...represent two generations of the same mineral, dumortierite. Optical absorption spectra, taken from a ~2 |  | 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) | | April 2011, Vol. 75(2), pp. 303–315 Holtite and dumortierite from the Szklary Pegmatite, Lower Silesia, Poland...Mg and Ti. Holtite and the As- and Sb-bearing dumortierite, which in places overgrows the youngest Nb-bearing...Sb-bearing, (Ta,Nb,Ti)-poor dumortierite ? As- and Sb-dominant, (Ta,Nb,Ti)-free dumortierite-like mineral (16.81...or Al5&2B(Sb,As)3O12(OH)3, belonging to the dumortierite group. The Szklary holtite shows no evidence...As)-rich holtite; (2) dumortierite and the unnamed (As+Sb)-dominant dumortierite-like mineral; and (3) |  | | Report (issue) | | 15,1928 No. 2 A BULLETIN ON THE MINERAL DUMORTIERITE PUBLISHED QUARTERIAY BY THE UNIIrERSITY OF...COLJ('H ............................Instructor in Mine Accounting nlltl Secretary JAY FOREWORD 6 T H E.............. 7 THEGEOLOGY OF TIIE DEPOSIT OF DUMORTIERITE I N HUMBOLDT QIJEERCANYOX, PERSHING COUNTY,...Superintendent of the Champion Porcelain Company Mine at Oreana, Xerada. Adolf Pabst, Milleralogy Department...JOHN A. FULTOK, Director. THE MINERALOGY OF DUMORTIERITE By 0.R. GRAWE Instructor in Mineralogy, Mackay |  | | Journal (article/letter/editorial) | | calculations of the 29Si chemical shifts in dumortierite and holtite R. James Evans,1 Colin A. Fyfe,2... Canada 1 Abstract Three samples from the dumortierite group of minerals were examined with magic angle...magnetic resonance spectroscopy (MAS NMR): a dumortierite [c. (Al,)Al6(BO3) Si3O13(O,OH)2] consisting...(D34); a fine-grained pale blue dumortierite from Island Copper mine, British Columbia, Canada (D12);... Q3 Si sites). Due to the complexity of the dumortierite structure, clusters composed of at least the |  | | Journal (article/letter/editorial) | | THE CRYSTAL CHEMISTRY OF As- AND Sb-BEARING DUMORTIERITE Lee A. GROAT§ and R. James EVANS Department...Mickiewicza 30, 30-059 Kraków, Poland Abstract Dumortierite samples from two pegmatite localities in Antarctica...Antarctica and one each in Germany and Russia show a range of As and Sb compositions (As + Sb + minor Bi...Si + P apfu versus As + Sb + Bi apfu for 340 dumortierite and 627 holtite compositions shows no gap between...in terms of As and Sb occupancy, it separates dumortierite and Sb-poor holtite from Sb-bearing holtite |  | | Journal (article/letter/editorial) | | Shengyuan district (China), and at many deposits in Russia. These uranium-molybdenum-zinc deposits share similar...USA), the Basin district (Montana, USA) and Equity Mine (British Columbia, Canada). In thick volcanic piles...presence of borosilicate minerals. Tourmaline, dumortierite, and in places datolite, danburite and axinite...(1993), Novazza (Italy) by Cadel (1986), Equity Mine (British Colombia) by Cyr et al. (1984), Wojdak... ,o = 0 E O _= l ZZm 2~ mine, Champion mine, Rochester mine) is mainly located within Triassic |  | | Journal (article/letter/editorial) | | Leninskiy Prospekt 18 korp. 2, Moscow 119071, Russia 2 Dipartimento di Scienze della Terra, Universitá...(AsO3OH)(OH)3·H2O, a new mineral from the Dome Rock Mine, South Australia. Mineralogical Magazine, 77(4)...Cu4(AsO4)(AsO3OH) (OH)3·H2O, is a new mineral from the Dome Rock Mine, South Australia, which is situated in Lower Proterozoic...chalcopyrite, chalcocite, and arsenopyrite. The Dome Rock Mine is the type locality of hylbrownite. Domerockite...discovered in the specimen purchased at the Tsumeb Mine, Namibia. It was previously mentioned as an unknown |  | 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) | | 2825–2839 The dumortierite supergroup. I. A new nomenclature for the dumortierite and holtite groups...distinction between magnesiodumortieite and dumortierite, i.e. Mg vs. Al dominance at the partially vacant...species, the distinction between holtite and dumortierite had not, since Al and Si are dominant over Ta...sites or nearly coincident (As,Sb) sites in dumortierite and holtite, further blurring the distinction...the nomenclature of the dumortierite group. The newly constituted dumortierite supergroup, space group |  | | Report (volume) | | ........................................... Dumortierite, by W. T. Schaller................................ Dumortierite altering to muscovite ................................. Forms of dumortierite................................................ Dumortierite .................................................species. Mr. Schaller's very complete study of dumortierite is also worthy of especial mention, and his...on the road from Sodavttle to the Vulcan copper mine. It consists of FIG. 1. Natrojarosite. a glistening |  | | Journal (article/letter/editorial) | | the nanofibers in all samples are related to dumortierite. Selected-area electron diffraction (SAED) patterns...patterns and HRTEM images indicate that the dumortierite-related fibers have a superstructure with a...doubled periodicity along the a and b axes of dumortierite, giving cell parameters a = 2adum = 2.36 nm...that the dumortierite-related fibers have a composition similar to well-characterized dumortierite, but that...phase in rose quartz from a Montana locality is dumortierite based on their TEM and powder X-ray diffraction |  | | Journal (article/letter/editorial) | | THE DUMORTIERITE-ANDALUSITE TION AT OREANA, MINERALIZA- NEVADA. PAUL F. KERR ^si) PHILLIP JENNEY...mineral, dumortierite. It is the purpose of this paperto recorddataconcerning dumortierite,particularly...Jones, J. Claude: The Geology of the Deposit of Dumortierite in Humboldt Queen Canyon, Pershing County,... 22, no. 2 (Mackay Schoolof Mines,Bull. on Dumortierite),pp. 23-26, March •5, •928. 8 Knopf, Adolph:... •924. 287 288 P,4UL F. KERR ,4ND The dumortierite-andalusite PHILLIP JENNEY. mineralization |  | | Book | | Actinolite Actinolite Vyuntspakhk Crimea Sarbaiskii mine Sarbay deposit, Rudnyi Sarbay deposit, Rudnyi Sarbay...quarry Stephanitovaya vein, Sarbay quarry Sarbaiskii mine Stephanitovaya vein, Sarbay quarry Sarbay deposit...Khani River Komatiitovyi stream Kurzhunkul'skii mine Maidantai North Urals Pervomaiskii quarry Pogdornoye... S. Siberia, Russia E. Transbaikalia, S. Siberia, Russia Aldan shield, Siberia, Russia Aldan shield,...Siberia, Russia Ukraine Primor'ie Aldan shield, Siberia, Russia Aldan shield, Siberia, Russia Karamazar |  | 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) | | Sb3+,As3+)S3O12(O,OH,&)S3, is a member of the dumortierite group that has been found in pegmatite, or alluvial...Western Australia; Voron’i Tundry, Kola Peninsula, Russia; and Szklary, Lower Silesia, Poland. Holtite can...question whether this mineral is distinct from dumortierite. The crystal structures of four samples from...samples that could be measured. By analogy with dumortierite, the largest peak at 3505 3490 cm 1 is identified...the Si/(Sb + As) ratio between holtite I and dumortierite, and at least a partial continuum between holtite |  | | Journal (article/letter/editorial) | | Vol. 477, No. 3, pp. 341–345. GEOCHEMISTRY Dumortierite- and Corundum-Bearing Quartz–Feldspar–Mica Rocks...eclogite of the Belomorian eclogite province, a dumortierite–phengite–corundum– bearing quartz–feldspar rock...newly formed muscovite, kyanite, corundum, and dumortierite. New estimates of the metamorphic temperature...to the melting reactions of phengite and the dumortierite field of stability; about 1000°C by the reintegrated...Institute, Russian Academy of Sciences, Moscow, 119017 Russia b Institute of Experimental Mineralogy, Russian |  | Cempírek, Jan, Grew, Edward S., Kampf, Anthony R., Ma, Chi, Novák, Milan, Gadas, Petr, Škoda, Radek, Vašinová-Galiová, Michaela, Pezzotta, Federico, Groat, Lee A., Krivovichev, Sergey V. (2016) Vránaite, ideally Al16B4Si4O38, a new mineral related to boralsilite, Al16B6Si2O37, from the Manjaka pegmatite, Sahatany Valley, Madagascar. American Mineralogist, 101 (9) 2108-2117 doi:10.2138/am-2016-5686 | Journal (article/letter/editorial) | | University Embankment 7/9, 199034 St. Petersburg, Russia 2 Abstract The system B2O3-Al2O3-SiO2 (BAS) includes...interpreted to have crystallized metastably in lieu of dumortierite in accordance with Ostwald Step Rule, possibly... including boromullite (bar), together with dumortierite (diamond), plotted in the Al 2O3dominant third...et al. 2014), LiAl7B4O17 (Åhman et al. 1997), dumortierite end-member (Pieczka et al. 2013); vránaite (this...8. Phases related to mullite, together with dumortierite, plotted in the Al2O3-AlBO3-Al2SiO5 part of |  | | Journal (article/letter/editorial) | | 会誌 57巻1号, 1966年 福 Dumortierite 島 from 県 月 形 産dumortierite Tsukigata mine, 吉 Abstract: in ... Japan Dumortierite, which Tsukigata mine, microscope data of was basic found by Fgkushima...heating a .ま optical and mineral powder dumortierite. for が き one 報 告 が あ る 。 筆 者 は10数 鉱 物 学...の 調 査 の 際,旧2号 こ れ を 詳 し く調 べ た と こ ろdumortieriteで Dumortieriteは the diffraction This mineral 斎 俊...男(1953)及 形 鉱山 に つ い て は 初 め て で あ る. 2.産 本 銘 山 産 のdumortieriteは 岩 質 岩 で あ り,熱 灰 肉 色 又 は 淡 紅 色 の ろ う石 中 に 産 |  | | Journal (article/letter/editorial) | | present and if this is true the various colors of dumortierite can be explained by the presence of this element...for the Nevada dumortierite and also for typical andalusite, and cyanite. Dumortierite (violet) Nevada...Nevada Dumortierite (red) Nevada Andalusite (bluish) California Andalusite (bluish) Tyrol Cyanite (blue) Nevada...very closely have been found to differ widely. DUMORTIERITE AS A COMMERCIAL ALBERT B. PECK, University ...is dumortierite. As in the case of the California andalusite, the present deposit of dumortierite is |  | | Journal (article/letter/editorial) | | Precambrian age from southern Israel, 111 Apollo mine, Siegerland, Germany, a case study of mineral reactions...S., 295 Augelite, and cerian crandallite in dumortierite quartzites, Vaca Morta quarry, Vereda range...89 Bahia, augelite and cerian crandallite in dumortierite quartzites from Brazil, 607 910 ALPHABETICAL...213 BRAZIL, augelite and cerian crandallite in dumortierite quartzites from, 607 BRmAT'n, M. F., 447 British...structure refinement of Ba-rich, 447 Centennial Eureka mine, Juab County, Utah, juabite Cus(Te6+O4)2(AsS+Oa)2 |  | | Journal (article/letter/editorial) | | Textural and spectroscopic studies on hydrothermal dumortierite from an Al-rich clay deposit, southeastern Korea...University, Daegu, 702-701, Korea ABSTR ACT Dumortierite occurs as small nodules or thin layers along...southeastern Korea. Textural evidence shows that dumortierite is associated with pyrophyllite, suggesting...activities during the hydrothermal alteration. Dumortierite chemistry shows a slight excess of Al, possibly...the clay deposit. The structural formula of dumortierite is recalculated as Al6.93(Fe0.03Mg0.07)B(Si2 |  | Bailey, David G., Lupulescu, Marian V., Darling, Robert S., Singer, Jared W., Chamberlain, Steven C. (2019) A Review of Boron-Bearing Minerals (Excluding Tourmaline) in the Adirondack Region of New York State. Minerals, 9 (10) 644 doi:10.3390/min9100644 | Journal (article/letter/editorial) | | Province; boron minerals; danburite; datolite; dumortierite; grandidierite; harkerite; kornerupine; prismatine;... The spot size was 80 µm square, except for dumortierite, which utilized a 30 µm circle. Background acquisition...were used as reference glasses. For datolite, dumortierite, prismatine, and serendibite, Si and Al were...5 6 7 Valentine Mine Old Van Buskirk Farm Downing Farm/Hickory Lake Woodcock Mine McLear Pegmatite Schroon...Schroon Lake Dumortierite AlAl6 BSi3 O18 DU-1 8 DU-2 DU-3 9 10 Batchellerville Pegmatite Benson |  | Pieczka, A., Evans, R. J., Grew, E. S., Groat, L. A., Ma, C., Rossman, G. R. (2013) The dumortierite supergroup. II. Three new minerals from the Szklary pegmatite, SW Poland: Nioboholtite, (Nb0.6□0.4)Al6BSi3O18, titanoholtite, (Ti0.75□0.25)Al6BSi3O18, and szklaryite, □Al6BAs3+3O15. Mineralogical Magazine, 77 (6) 2841-2856 doi:10.1180/minmag.2013.077.6.10 | Journal (article/letter/editorial) | | August 2013, Vol. 77(6), pp. 2841–2856 The dumortierite supergroup. II. Three new minerals from the...Christy] ABSTRACT Three new minerals in the dumortierite supergroup were discovered in the Szklary pegmatite...a patch ~2 mm in size in As- and Sb- bearing dumortierite enclosed in quartz. Titanoholtite crystallized...three minerals are presumably isostructural with dumortierite, that is, orthorhombic symmetry, space group...patterns calculated from the cell parameters of dumortierite of Moore and Araki (1978) and the empirical |  | | Journal (article/letter/editorial) | | The mine area is beautifully situated in an extremely scenic ravine. The brooks, open greenswards and...caution to be observed, one that is true of all old mine and quarry locations, and that is the presence of...and the added attraction of good specimens. DUMORTIERITE, A DEEP HUED GEMSTONE By RALPH C. GOSSE Albany...gemstone are, rarity, durability, and beauty. Dumortierite possesses all three of these qualities, but...been written about this deep hued gemstone. Dumortierite is a basic aluminum borosilicate usually occurring |  | | Journal (article/letter/editorial) | | 50.5.1197 STRUCTURE AND TOPOLOGY OF DUMORTIERITE AND DUMORTIERITE-LIKE MATERIALS R. James Evans§ and Lee... British Columbia V6T 1Z4, Canada Abstract Dumortierite, ca. (Al,)Al6(BO3)Si3O13(O,OH)2, has a complex...which we group together as dumortierite-like materials (DLMs). Dumortierite has a strongly pseudo-hexagonal...magnesiodumortierite are isostructural with dumortierite, while ellenbergerite, phosphoellenbergerite...synthetic materials have very similar structures to dumortierite, but with hexagonal symmetry. These minerals |
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