 | | 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 |  | | 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) | | 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 |  | | 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) | | 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...occurring anhydrous ternary BAS phase, is found with albite and K-feldspar as a breakdown product of spodumene...interpreted to have crystallized metastably in lieu of dumortierite in accordance with Ostwald Step Rule, possibly...lines were used: danburite (B), sanidine (Si, Al), albite (Na), almandine (Fe), spessartine (Mn), and topaz... including boromullite (bar), together with dumortierite (diamond), plotted in the Al 2O3dominant third |  | | 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)...occurs in vugs, in friable matrix composed mainly of albite, quartz, and aegirine, and is associated with astrophyllite...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 |  | 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) |  | 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) | | 3749/canmin.50.4.873 MINERALOGY AND ORIGIN OF THE DUMORTIERITE-BEARING PEGMATITES OF VIRORCO, SAN LUIS, ARGENTINA...37 Brno, Czech Republic Abstract The Virorco dumortierite-bearing pegmatite dikes, in Sierra de San Luis...symmetrically zoned, with quartz, albite, oligoclase, tourmaline-supergroup and dumortierite-group minerals, muscovite...Mn-rich elbaite. At least four generations of the dumortierite–holtite minerals are texturally and compositionally...compositionally represented in these dikes: the earliest dumortierite replaces muscovite and tourmaline, locally together |  | | Journal (article/letter/editorial) | | sedimentary rocks in the Belomorian Eclogite Province, Russia K.A. DOKUKINA1*, M.V. MINTS1, and A.N. KONILOV1...119017, Russia 2 Institute of Experimental Mineralogy RAS, Chernogolovka, Moscow Region 142432, Russia Footnote:...biotite, muscovite and kyanite with corundum and dumortierite. The peak of hightemperature metamorphism during...eclogite association composed of coarse-grained dumortierite-, garnet-, kyanite-, phengite- and corundum-bearing...70 s. Dumortierite was also examined using X-ray and Raman spectroscopy. Boron in dumortierite has been |  | | 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 (volume) | | Mineralogical Object: Ilmeny Mountains in South Ural, Russia . Mineralogists call it "Mineralogical Paradize"...9.5 cm. Pit# 298, Ilmeny Mts., Miass, 5. Urals, Russia. Private collection. Photo: Michael 8. Leybov Back... Printed in Russia Mineralogical Almanac Association Ecost Box 71 Moscow 117556 Russia Phone/fax +7...of 2002, we had a special opportunity to visit Russia for the first time with the expert guidance of...memorable three days at the llmeny Mineral Reserve. Russia is a very large country, so to get to the Urals |  | | Journal (article/letter/editorial) | | ON AN OCCURRENCE OF CORUNDUM AND DUMORTIERITE IN PEGMATITE IN COLORADO GEORGE I. FINLAY Colorado Springs...the occurrence of corundum in association with dumortierite and sillimanite in the r61e of igneous minerals...It is therefore of interest to find corundum, dumortierite, and sillimanite in it as possible original...Mountain Boy bears NI4E from it. The distance from the mine tunnel is about 100oyards. The United States landmark...Microcline, and acid plagioclase, probably albite, twinned on the albite law with occasional pericline lamellae |  | Garofalo, P., Audétat, A., Günther, D., Heinrich, C. A., Ridley, J. (2000) Estimation and testing of standard molar thermodynamic properties of tourmaline end-members using data of natural samples. American Mineralogist, 85 (1) 78-88 doi:10.2138/am-2000-0109 | Journal (article/letter/editorial) | | calorimetric data for a natural Mg-rich tourmaline and dumortierite, a structurally similar borosilicate, to estimate...enthalpy and entropy, and reactions involving dumortierite to estimate the heat-capacity functions. This...have been formulated that involve a natural dumortierite, a B silicate structurally analogous to tourmaline...Australia). CRYSTAL CHEMISTRY OF TOURMALINE AND DUMORTIERITE The generalized structural formula of tourmaline...behavior of the solid solution (Navrotsky 1987). Dumortierite is the borosilicate mineral with the closest |  | | Report (volume) | | Point property_________ ________ 65 Buck & Charley mine ______ ____ _________ 66 Octopus mine_______ ___...prospect_______________ _________ 68 Nevada Packard mine , 69 Gold mines and prospects 74 Lincoln Hill mine__...by supergene argentite IV. Map of Nevada Packard mine workings-____ __ FIGURE 1. Index map showing the...Diagrammatic section through the Nevada Packard mine . along the line of tunnel A___ 47 72 2 12 24 65...district are mmeralogically of unusual character. Dumortierite, a rare aluminum borosilicate, is in some parts |  | | Book | | are still mined by hand. The easiest gemstone to mine with automated processes is the diamond, which is...are extremely scarce even in the richest ore, so a mine may require an investment of billions just to determine...other African countries, India, Brazil, Venezuela, Russia, Australia, Indonesia, Canada, Arkansas in the...chromium in its composition. The Ural Mountains of Russia remain the best source of uvarovite, and although...include Finland, South Africa, and California, Russia produces the finest, most beautiful gems. Finnish |  | 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 |  | | Journal (article/letter/editorial) | | material as well as for its quantity, is the Alba mine group, located some 2 km north of Oliva de Plasencia...Poschingerhütte quarry, in Arnbruck, Germany; the Grønøya mica mine in Meløy, Norway; and the Mata da Galinheira pegmatite...mineral whose properties were similar to those of dumortierite. Later, Goreva et al. (2001) studied samples...finding the same fibrous mineral similar to dumortierite in all of them. This mineral has its own characteristic...exsolution. As already mentioned, it is similar to dumortierite, but sufficiently different to be considered |  | | Journal (article/letter/editorial) | | Dmytrieva 1173 Structure and topology of dumortierite and dumortierite-like materials R.J. Evans & L.A. Groat...fenite from the Biraya Fe–REE deposit, Irkutsk, Russia S.J. Mills, P.M. Karta shov, A.R. Kampf, A.A. Konev...Congolite and trembathite from the Kłodawa salt mine, central Poland: Records of the thermal history...world-class Madeira Nb–Ta–Sn deposit Associated with the albite-enriched granite at Pitinga, Amazonia, Brazil A |  | | Report (issue) | | America Photo Credits Cover: Topaz, 3.5 cm tall Capao Mine, Ouro Preto, Minas Gerais, Brazil Max and Jon Sigerman...Occurrence MIKE MENZIES 22. Topaz from Utah's Maynard Mine RYAN BOWLING 26. Volodarsk-Volynski PETER LYCKBERG... Anne's Mine JAN KANIS 60. Brazil: The Land of Topaz DIETMAR SCHWARZ 68. Topaz from Russia VALENTINA...topaz originally referred to rare pink topaz from Russia (see page 68) that was coveted by the nineteenth... Topaz and Associates Above: Topaz, schorl, and albite, 7.8 cm tall; Shigar Valley Gilgit-Baltistan, Pakistan; |  | | Book (volume) | | of Problems of Chemical Physics Chernogolovka, Russia ISSN 2194-3176 ISSN 2194-3184 (electronic) ISBN...illustrations was also significant. Chernogolovka, Russia Nikita V. Chukanov Contents of Volume I 1 ...Mt., Lovozero alkaline massif, Kola peninsula, Russia (After Chukanov et al. 2011) Fig. 1.3 IR spectrum...typical cancrinite from Vishnevye Mts., Urals, Russia (After Chukanov et al. 2011) 4 1 The Application...Dalnegorsk, Russia (5); Cu-poor adamite from Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico |  | | Journal (article/letter/editorial) | | and petrology of high-pressure kyanite–garnet– albite–K-feldspar felsic gneisses and granulites from...metamorphic record. Three types of kyanite-garnet-albite-K-feldspar rocks studied include: (1) an early...(dravite–schorl) and dumortierite occur in migmatitic gneisses of the Malín Unit, while dumortierite is common in...late, post-kinematic growth of tourmaline and dumortierite in relation to D3/M3. The repetitive high-pressure...vite–albite–K-feldspar felsic gneisses from the Malín Unit (Figs 1–2). A kyanite–garnet–albite–K-feldspar |  | | Journal (article/letter/editorial) | | primary garnet and neighboring mineral phases (e.g., albite and quartz). A similar occurrence of tourmaline-rimmed...in composition. In the surrounding limestone are albite crystals, adularia, and pumpellyite(Mg). The black...unknowns. 370 ROCKS & MINERALS Tourmaline and dumortierite are the two most common borosilicates in pegmatites...were not detected in either tourmaline species. Dumortierite is an important mineral of the abyssal class...substitutions of Fe, Mg, and Ti for Al, and P for Si. Dumortierite from Benson Mines, New York, shows the highest |  | Novák, Milan, Cempírek, Jan, Gadas, Petr, Škoda, Radek, Vašinová Galiová, Michaela, Pezzotta, Federico, Groat, Lee A. (2015) Boralsilite and Li, Be-bearing "Boron Mullite" Al8B2Si2O19, Breakdown products of spodumene from the Manjaka pegmatite, Sahatany valley, Madagascar. The Canadian Mineralogist, 53 (2) 357-374 doi:10.3749/canmin.1400092 | Journal (article/letter/editorial) | | up to 10 cm long, mostly as narrow albite > K-feldspar zones (albite > K-feldspar > boralsilite > “boron...Al8B2Si2O19, up to 100 μm long, are mostly enclosed in albite and rarely in K-feldspar. The EMP and LA-ICP-MS...estimated for the crystallization of the assemblage albite + boralsilite, are significantly lower than those...grandidierite-ominelite) and hydrous (prismatine, dumortierite, and tourmaline; Grew et al. 1998a, 2008, Cempírek...rhodizite-londonite, or borosilicates such as danburite, dumortierite, and manandonite, as well as the scarcity of |  | | Journal (article/letter/editorial) | | ‘B-nepheline’, boromuscovite, danburite, dravite, dumortierite, jeremejevite-OH, kotoite, magnesiodumortierite...towards higher pressures than their Al-analogues albite and anorthite, respectively. Kornerupine stability...be also stable at low pressures, e.g. the ‘boron albite’ reedmergnerite, Na[BSi,O,], which occurs in evaporitic...reedmergnerite, Na[BSi,O,], the boron-analogue of albite, and se&es&e, Na[BSi,O,](OH), , a phyllosilicate...exceeds the pressure stability of the proper feldspar albite, 500 41 (1997) 251-266 Na[AlSi,O,], on average |
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