| Grew, Edward S., McGee, James J., Yates, Martin G., Peacor, Donald R., Rouse, Roland C., Huijsmanns, Joep P. P., Shearer, Charles K., Wiedenbeck, Michael, Thost, Douglas E., Su, Shu-Chun (1998) Boralsilite (Al16B6Si2O37); a new mineral related to sillimanite from pegmatites in granulite-facies rocks. American Mineralogist, 83 (5) 638-651 doi:10.2138/am-1998-5-624 | Journal (article/letter/editorial) | eastAntarctica (type locality) and Almgjotheii in the contact aureole of the Rogaland Intrusive Complex, southwesternNorway...ite-grandidierite(Almgjotheii); (3) quartz-potassiumfeld* sillimanite (Almgjotheii). Boralsilite is estimated...estimated spar-boralsilite-dumortierite-andalusite to have formed between 600 and 750 'C and 3-5 kbar...351wt%owhere the numbersin bracketswere determined from Almgjotheii material. Howeve! the SIMS BrO. values appearto...composition of MgoorFeo,*Al,ruuBeo*Br56ssiro.ro3, for Almgjotheii appearsto result from solid solutionof boralsilite | | | Report (issue) | 98B6.09Si1.91O37. (2) Almgjotheii, Rogaland Intrusive Complex, southwestern Norway; average electron microprobe...grandidierite (Almgjotheii); quartz, potassium feldspar, dumortierite, andalusite, ± sillimanite (Almgjotheii). Distribution:...Antarctica (TL) and at Almgjotheii, Rogaland Intrusive Complex, southwestern Norway. Name: From the composition...family of boroaluminosilicates, sillimanite, and andalusite. Amer. Mineral., 84, 11521161. Mineralogical | | 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...analogue of werdingite’’ reported from Almgjotheii, Rogaland, Norway (Grew et al., 1998b) could also be shown...We undertook a crystallographic study of the Almgjotheii werdingite intending to establish its identity | | 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...from Mount Stafford and in the pegmatite from Almgjotheii. Analytical methods The synthetic and natural...Biotite and andalusite porphyroblasts are also major constituents in MST1002, but the andalusite is replaced...MST1002, Table 5) most typically form a fringe on andalusite or sillimanite bundles replacing it; there also | | 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 | | | 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...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...pegmatites from Larsemann Hills, Antarctica, and Almgjotheii, Norway (Grew et al. 1998a), boralsilite occurs in...andidierite (Almgjotheii), and (3) quartzK-feldspar-boralsilite-dumortierite-andalusite±sillimanite (Almgjotheii) | | | Journal (article/letter/editorial) | have also been reported from a pegmatite at Almgjotheii, Norway [X = Fe/(Fe + Mg) = 0.50–0.81, Huijsmans...144869 green-blue Grew et al. (1997) G9 Almgjotheii, Rogaland, Norway ESG Alm 8a medium blue Grew et al. (1998a)...Precambrian, high-grade metamorphic complex of Rogaland, S.W. Norway. Neues Jahrbuch für Mineralogie Abhandlungen...family of boroaluminosilicates, sillimanite, and andalusite. American Mineralogist, 84, 1152–1161. Pouchou | | | Journal (article/letter/editorial) | family of boroaluminosilicates, sillimanite, and andalusite DONALD R. PEACOR,1,* ROLAND C. ROUSE,1 AND EDWARD...structure is closely related to those of sillimanite, andalusite, grandidierite, synthetic aluminum borate (Al18B4O33)...themes are found in the structures of sillimanite, andalusite, grandidierite, werdingite, mullite, and synthetic...boroaluminosilicates which includes sillimanite, andalusite, mullite, werdingite, grandidierite, and synthetic...is well known that the crystal structures of andalusite and sillimanite (Burnham and Buerger 1961; Burnham | | 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) | (Fe-dominant analogue of cordierite), garnet, biotite, andalusite, topaz, alkali feldspar, plagioclase, muscovite...ominelite and associated sekaninaite, topaz, andalusite and dumortierite. The Al-rich minerals could...Compositions with Fe2+ > Mg have been reported from Almgjotheii, Norway (XFe = 0.50–0.81, Huijsmans et al. 1982;...Fe-dominant grandidierite as a distinct species. Andalusite-sekaninaite-biotite porphyritic granite cropping...carry cordierite and biotite with or without andalusite, sillimanite, muscovite, garnet, and orthopyroxene | | | Journal (article/letter/editorial) | conditions consistent with the presence of secondary andalusite. Keywords: schorl, dravite, foitite, dumortierite...pegmatites are cordierite, biotite, sillimanite, andalusite and rutile (Grew et al. 2008a). The borosilicates...borosilicates as well as the D4 pegmatite 121502, whereas andalusite was found in only three D2–D3 pegmatites with...In two of these, microstructures suggest that andalusite is secondary, i.e., it overgrows boralsilite...Photomicrograph (planepolarized light) showing andalusite (And) that has partially replaced grandidierite | | | Journal (article/letter/editorial) | pegmatites in high-grade terrains in Antarctica, Norway and Madagascar. Key words: abyssal pegmatite; dumortierite;...Sri Lanka (Grew et al. 1995), India (Soman 1986), Norway (Huijismans et al. 1982), Zambia (áèek Vrána...graphic tourmaline + quartz intergrowths and andalusite are likely related to some LP event. Information...evolution of the Virorco pegmatites. Almgjotheii pegmatite, Norway, represents another abyssal pegmatite...the following accessory minerals (dumortierite, andalusite, sillimanite, grandidierite, garnet), two prograde | | 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) | Precambrian terrains [e.g., Madagascar, Antarctica, Norway, Canada; see review in Grew (1996)]. On the other...2008) and in abyssal pegmatites in Madagascar, Norway, and Antarctica (Grew et al. 1998b, 2008). Boralsilite...found in two localities so far, in Antarctica and Norway (Grew et al. 1998a, 2008), whereas boromullite...quartz + plagioclase + muscovite + tourmaline + andalusite + pinitized cordierite + biotite + apatite) with...+ quartz + albite + muscovite + tourmaline + andalusite + sekaninaite (XFe = 0.74–0.97) + biotite + apatite] | | | Journal (article/letter/editorial) | members in this family, mullite, sillimanite, and andalusite crystallize in orthorhombic subgroups of the...index 4 for sillimanite and andalusite. Therefore, sillimanite and andalusite can be formally described...with the corresponding chains in sillimanite, andalusite, mullite, and Al18 B4 O33 have been pointed out...orthorhombic symmetry. It is closely related to andalusite, Al2 SiO5 , and can be schematically derived...the aureole at the Rogaland anorthosite complex at Almgjotheii, southwestern Norway (Grew et al., 1998b) | | | Report (volume) | has a structural arrangement related to that of andalusite A^CSiO^O. Chains of edge-sharing (Al<|>6) octahedra...triangular bipyramids and tetrahedra resembles that of andalusite, but as noted by Stephenson and Moore (1968)...grandidierite is not simply an ordered derivative of the andalusite-type structure as there are significant coordination-number...squares = sillimanite + corundum; triangle = andalusite + corundum; crosses = kaolinite + diaspore. Solid...five-fold coordination and is thus closer to andalusite than to sillimanite (Stephenson and Moore, 1968) | | | Report (volume) | a structural arrangement related to that of andalusite Alp(SiO4)O. Chains of edge-sharing (Alg¢) octahedra...triangular bipyramids and tetrahedra resembles that of andalusite, but as noted by Stephenson and Moore (1968)...grandidierite is not simply an ordered derivative of the andalusite-type structure as there are significant coordination-number...5 Quartz se yee we yee — ie 200 “83 (Andalusite) 400 +" B-Mullite”’ + ~ Fluid ae, 600 ...Squares = sillimanite + corundum; triangle = andalusite + corundum; crosses = kaolinite + diaspore. Solid | | | Journal (issue) | schists (May and Dinkowitz, 1996). W idespread andalusite and spessartine garnet developed in the aluminum-rich...Quartz-sericite schist Looking North 45° East Andalusite-biotite schist iL -l 'l rll Quartz-eye schist...were the amazing anatase crystals from Valdres, Norway. Instead of being on quartz crystals The M ineralogical...locality) and (2) Almgjotheii in the aureole of the Rogaland intrusive complex, southwestern Norway (Lat. 58°33'...Kabeljauwallee 23 6865 BL Doorwerth (Gld) Norway & Sweden Geir Wiik N-2740 Roa Norway South Africa Horst Windisch 30 | | | 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 | | | Journal (issue) | has been reported from New Zealand (Black, 1970), Norway (Krogh, 1975), Suriname (de Roever and Kieft, 1976)...quartz, microcline, red almandine, pleonaste, andalusite, and biotite in a pegmatite and an aplite (Lacroix...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...occurrence of grandidierite in Norway. Contributions to the mineralogy of Norway, No. 59. Norsk Geologisk Tidsskrift | | | Journal (volume) | Oslo, Norway (*andreas.beinlich@fys.uio.no) 2 Dept. of Earth Sciences, University of Oslo, Norway In contact...peridotite clasts from the Devonian Solund Basin, SW Norway. These clasts show evidence for a stepwise reaction...Egypt 3 Dept. of Engineering Geology, Lund Institute of Technology, Lund, Sweden 1 Structures such as natural...Fossum, J.O. Dept. of Physics, NTNU, Trondheim, Norway (*zbigniew.rozynek@ntnu.no) Pálková, H.1*, Jankovič...“The Unscrambler Version 9.5” (CAMO AS, Trondheim, Norway). Data pretreatment, PCA [3] and PLS-DA [4,5] models |
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