 | Grew, Edward S., Armbruster, Thomas, Lazic, Biljana, Yates, Martin G., Medenbach, Olaf, Huijsmans, Joep P.P. (2011) Werdingite from a pegmatite at Almgjotheii, Rogaland, Norway: The role of iron in a borosilicate with a mullite-type structure. European Journal of Mineralogy, 23 (4) 577-589 doi:10.1127/0935-1221/2011/0023-2121 | Journal (article/letter/editorial) | | 2011 Werdingite from a pegmatite at Almgjotheii, Rogaland, Norway: The role of iron in a borosilicate...a pegmatite on Almgjotheii in the aureole of the Rogaland anorthosite complex, Norway was reported in...Key-words: boron, werdingite, boralsilite, mullite, Norway, electron microprobe, crystal structure, pegmatite...Fe2þ and Mg, the isostructural grandidierite and ominelite have a relatively simple structure with a total...grandidierite, (Mg,Fe)Al3BSiO9, its Fe analogue ominelite, (Fe,Mg)Al3BSiO9, boralsilite, Al16B6Si2O37, and |  | | Journal (article/letter/editorial) | | • 7- Almgjotheii - en sjelden borosilikatpegmatitt i Rogaland Roy Kristiansen Introduksjon Almgjolheii...Almgjolheii, beliggende 12 km nord for Moi i Rogaland (58°33'20" N, 6°31'5" 0), er en avsidesliggende fjelilopp...fjelilopp, 587 moho Under geologisk kartlegging i Rogaland ble del oppdagel en pegmalitt med borsilikalene...i del prekambriske, polymelamorfe kompleksel i Rogaland, og den opplrer som en enhel i granatf0rende migmalill...synes a opplre ytlersl sjeldenl i bergartene i Rogaland. Del er imidlertid funnel lurmalin i Olledal lenger |  | | Journal (article/letter/editorial) | | on the crystal structures of the grandidierite-ominelite series TASHIA J. DZIKOWSKI,1 LEE A. GROAT,1,*...structure of seven members of the grandidierite-ominelite (MgAl3BSiO9–Fe2+Al3BSiO9) series with X = (Fe2+...Si-O bond distances. Keywords: Grandidierite, ominelite, crystal structure, substitution, borosilicates...and Moore 1968) and its Fe2+-dominant analog ominelite, (Fe2+,Mg)Al3BSiO9 (Hiroi et al. 2002), form a...on the crystal structure of the grandidierite-ominelite series, and to investigate the reasons for the |  | | Journal (article/letter/editorial) | | all mineral species new to science discovered in Norway during the period 2001 - 2016, a total of 32 species...University, Japan. 100 Almgjotheii, beliggende 12 km nord for Moi i Rogaland, er en avsidesliggende fjelltopp...fjelltopp, 587 m.o.h. Under geologisk kartlegging i Rogaland ble det oppdaget en pegmatitt med bor-silikatene...granodioritt, men Fe-rike grandidieritter var kjent fra Almgjotheii lengere tilbake (Huijsmans et al. 1982). Indikasjoner...Pegmatitten i Almgjotheii befinner seg i det prekambriske, polymetamorfiske komplekset i Rogaland, og den opptrer |  | | Journal (article/letter/editorial) | | aeschynite-(Y) from the Evje-lveland district (Norway): heat-induced recrystallization and dehydrogenation...(OH)8: a new dense-packet phosphate from Modum (Norway). European Journal of Mineralogy 13,19-327. CUMMING...Bidjovagge Gold-Copper deposit, Finmark, Northern Norway. Mineralogy and Petrology 49, 63-70. EEG-HENRIKSEN...personer og gruvedriften. HIROI, Y. et al. (2002): Ominelite, (Fe,Mg)AI3BSiO9, (Fe3* analogue of grandidierite)...Det nye mineralet ominelitt er nevnt for Almgjotheii i Rogaland (se også Grew et al. 1998). KNUDSEN, T |  | Grew, E. S., Graetsch, H. A., Poter, B., Yates, M. G., Buick, I., Bernhardt, H.-J., Schreyer, W., Werding, G., Carson, C. J., Clarke, G. L. (2008) Boralsilite, Al16B6Si2O37, and "boron-mullite:" Compositional variations and associated phases in experiment and nature. American Mineralogist, 93 (2) 283-299 doi:10.2138/am.2008.2571 | Journal (article/letter/editorial) | | Prydz Bay, East Antarctica, and at Almgotheii, Rogaland, Norway. Electron-microprobe analyses (including B)...microprobe, Larsemann Hills, Antarctica, Almgjotheii, Norway Introduction The first anhydrous ternary...solutions cordieritesekaninaite, grandidierite-ominelite, and werdingite-Fe analogue of werdingite are...from Mount Stafford and in the pegmatite from Almgjotheii. Analytical methods The synthetic and natural...other Type I (Table 3). Boralsilite from Almgjotheii, SW Norway, the only other known locality of the mineral |  | | Journal (article/letter/editorial) | | Minerals of Norway - the (almost) complete inventory Gunnar Raade Preamble A monographic survey of the...the minerals of Norway (Norges Mineraler) was published by Neumann (1985), covering all minerals recorded...and synonyms. A large number of minerals new to Norway have been recorded since the book appeared. The...attempt to list all accepted mineral species from Norway, including those from Neumann (1985) and later...& Nickel 2001). Names of minerals discovered in Norway after the edition of Neumann's monograph are in |  | 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) | | pegmatites (Larsemann Hills, Antarctica; Almgjotheii, Norway; and Horní Bory, Czech Republic). § Corresponding...minerals, both anhydrous (werdingite, grandidierite-ominelite) and hydrous (prismatine, dumortierite, and tourmaline;...material from Larsemann Hills, Antarctica, and Almgjotheii, Norway (Grew et al. 1998a) with Al/Si ∼8.9–6.4,...Grew et al. (1998a) in boralsilite from the Almgjotheii pegmatite; the amounts found in the Manjaka pegmatite...boralsilite and associated werdingite and grandidierite-ominelite from the Horní Bory granulite (Cempírek et al |  | Hiroi, Yoshikuni, Grew, Edward S., Motoyoshi, Yoichi, Peacor, Donald R., Rouse, Roland C., Matsubara, Satoshi, Yokoyama, Kazumi, Miyawaki, Ritsuro, Mcgee, James J., Su, Shu-Chun, Hokada, Tomokazu, Furukawa, Noboru, Shibasaki, Hiroshi (2002) Ominelite, (Fe,Mg)Al3BSiO9 (Fe2+analogue of grandidierite), a new mineral from porphyritic granite in Japan. American Mineralogist, 87 (1) 160-170 doi:10.2138/am-2002-0117 | Journal (article/letter/editorial) | | Mineralogist, Volume 87, pages 160–170, 2001 Ominelite, (Fe,Mg)Al3BSiO9 (Fe2+ analogue of grandidierite)...Minato-ku, Tokyo 105-0001, Japan ABSTRACT 2+ Ominelite, (Fe,Mg)Al3BSiO9, is the Fe analog of grandidierite...below 4 kbars are suggested for the formation of ominelite and associated sekaninaite, topaz, andalusite...representative electron microprobe analysis of ominelite is SiO2 19.34, TiO2 <0.01, Al2O3 48.85, FeO 19...g/cm3. Refinement of the structure confirms that ominelite is isostructural with grandidierite with no detectable |  | 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) | | the Larsemann Hills, Antarctica, and Almgjotheii, Rogaland, Norway (ion microprobe data, Grew et al. 1998)...in the Larsemann Hills, Antarctica, and Almgjotheii, Norway (Grew et al. 2008), Horní Bory, Czech Republic...boralsilite (Larsemann Hills, Antarctica; Almgjotheii, Norway), Grew et al. (2008) concluded that a combination...graphic intergrowths have not been found at Almgjotheii or at the other two world localities for boralsilite...vicinity of the boralsilite-bearing veinlets at Almgjotheii or Horní Bory, but more distant rocks of the |  | Cempirek, J., Novak, M., Dolnicek, Z., Kotkova, J., Skoda, R. (2010) Crystal chemistry and origin of grandidierite, ominelite, boralsilite, and werdingite from the Bory Granulite Massif, Czech Republic. American Mineralogist, 95 (10) 1533-1547 doi:10.2138/am.2010.3480 | Journal (article/letter/editorial) | | Crystal chemistry and origin of grandidierite, ominelite, boralsilite, and werdingite from the Bory Granulite...A mineral assemblage involving grandidierite, ominelite, boralsilite, werdingite, dumortierite (locally...Massif. Zoned crystals of primary grandidierite to ominelite enclosed in quartz are locally overgrown by prismatic...period of ~5 Ma. Keywords: Boron, grandidierite, ominelite, werdingite, boralsilite, granulite, partial melting...Madagascar, Antarctica, Norway, Canada; see review in Grew (1996)]. On the other hand, ominelite—the Fe-analog |  | | Journal (article/letter/editorial) | | maximum deviation from orthogonality by Δγ = 4◦ (ominelite: γ = 86.0◦ , mullite: 90◦ ), a range of octahedral...tetrahedra and BO3 triangles as shown in Fig. 7. Ominelite is the Fe-dominant analogue of grandidierite....going from Mg-rich (grandidierite) to Fe-rich (ominelite) compounds. 1 Chemical composition (Mg,Fe)Al3...7805(2) 659.0 Dzikowski et al. 0.2 Mg4.0 Si4 B4 O36 ominelite (2007) 3 (Mg,Fe)Al3 SiBO9 Al8 Al3.8 Fe3+ Grandidierite/...657.5 Dzikowski et al. 0.2 Mg3.5 Fe2+ Si B O ominelite (2007) 3.9 4 36 0.5 4 (Mg,Fe)Al3 SiBO9 Al8 Al3 |  | | Journal (volume) | | two tourmalines from Høydalen, Tørdal, Telemark, Norway 21 Alf Olav Larsen, Radek Škoda & Arne Åsheim... Telemark, Norway 33 Tomas Husdal & Uwe Kolitsch Behoite from Høgtuva, Nordland, Norway 39 Jörgen...minerals from the Kongsberg Silver Deposit, Buskerud, Norway 53 Lars Roger Størseth Kompleks sulfidmineralisering...Universitet i Oslo, Postboks 1172 Blindern, 0318 Oslo, Norway (a.b.mueller@nhm.uio.no) 2 Natural History Museum...Universitet i Oslo, Postboks 1172 Blindern, 0318 Oslo, Norway (a.b.mueller@nhm.uio.no) 2 Natural History Museum |  | | Journal (article/letter/editorial) | | reported from three other areas worldwide: Almgjotheii, Norway, Cap Andrahomana, Madagascar, and Horní Bory...these pegmatites, but secondary tourmaline at Almgjotheii and Horní Bory have the same distinctive features...applied to the three other localities, although at Almgjotheii and Horní Bory, boralsilite and werdingite have...Crystal chemistry and origin of grandidierite, ominelite, boralsilite, and werdingite from the Bory granulite |  | | Journal (issue) | | end member in the solid-solution series with ominelite as the iron end member. The studied samples have...has been reported from New Zealand (Black, 1970), Norway (Krogh, 1975), Suriname (de Roever and Kieft, 1976)...considered the Mg member of the solid solution with ominelite (its Fe analogue), we can also confirm that grandidierite...Zimbabwe Dzikowski et al. (2007) 0.17 Almgjotheii, Norway Dzikowski et al. (2007) 0.18 Andrahomana...Mt. Cimino, Italy Zambia Vestpolltind, Hinnøy, Norway B Ihosy, Madagascar mnz Mt. Amiata, Italy zrc |  | | Report (volume) | | S-C, Hokada T, Furukawa N, Shibasaki H (2002) Ominelite, (Fe,Mg)Al 3 BSiO, (Fe 2t analogue of grandidierite)...Switzeretal. (1965) Little ThreeMine.CA Himalaya Mine, CA Norway synthetic volume from density refinement suggests...systematics of granitic pegmatites from North America and Norway. Isotope Geosci 1:127-167 Taylor BE, Slack JF (1984)...al., 1991; Chopin et al., 1995); Bamble Sector, Norway, dumortierite (symbols filled only in A, Visser...in cordierite from Tvedestrand, Bamble district, Norway (Michel Lévy and Lacroix, 1888; Schaller, 1905); |  | | Book (edition) | | 752. 8.85.5.85.Z = 4. d: 4.1(7)- 3.16(10)- 259(7) Norway, abundant at Norra Karr, Jonkoping prov., - 233(7)...Stavem, and Tvedalen, all Langesundsfjord, Vestfold, Norway, and at Narssarssuk and at Naujakasik, Ilimaussaq... Ontario, at Urstacl, Hittero Is., Vest-Agder, Norway, and in some greisens and carbonatites. At the...U-Th-REE pegmatites on Hittero Is., Vest-Agder, Norway. In the Trout Creek Pass pegmatites, Chaffee co...53l. 1.538. 2\'=77°.(+). near Narvik. Nordland, Norway. ln good crystals of cleavelanditeat Muiane pegmatite |
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