 | 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...Counts per second PC3 Crystal 1400 Boralsilite Boron K BKα WDS Scan Boralsilite Cameca PC3 (200Å) PC3 (200Å)...specimens are dominated by cordierite, hercynite, and K-feldspar (Buick et al. 2006 and in preparation). Biotite |  | | 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...Norsk Bergverksmuseum, Skrift 20, 83-113. ( ELDJARN, K. (2002): Seltene Scandium-mineralien von Tørdal, Telemark...Det nye mineralet ominelitt er nevnt for Almgjotheii i Rogaland (se også Grew et al. 1998). KNUDSEN, T |  | 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) | | anhydrous ternary BAS phase, is found with albite and K-feldspar as a breakdown product of spodumene in the elbaite-subtype...products of a residual liquid rich in Li, Be, Na, K, and B during a pressure and chemical quench, but...Rapid II MoKa (l = 0.71075 Å)/50 kV, 40 mA 293(2) K Al14.96B4Si4O36.83 I2/m a = 10.3832(12) Å b = 5.6682(7)...range 3.93 to 24.95° Index ranges –12 ≤ h ≤ 12, –6 ≤ k ≤ 6, –12 ≤ l ≤ 10 Reflections collected/unique 2308/620;...electron images of vránaite (Vrn) in albite (Ab) or K-feldspar (Kfs) and contiguous with spodumene (Spd). (a) |  | 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) | | long, mostly as narrow albite > K-feldspar zones (albite > K-feldspar > boralsilite > “boron mullite”)... are mostly enclosed in albite and rarely in K-feldspar. The EMP and LA-ICP-MS data yielded relatively...pegmatites (Larsemann Hills, Antarctica; Almgjotheii, Norway; and Horní Bory, Czech Republic). § Corresponding...Peretyazhko 1992), albite commonly predominates over K-feldspars and graphic intergrowths (Kfs+Qz and Tur+Qz)...(Di94–100Hd0–4Jhs0–4), plagioclase (An26–32), K-feldspar (Kfs73–96Ab1–10Cls0–26), phlogopite, tremolite |  | | 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...Linnen et al. 2012), and the industrial minerals K-feldspar, Nafeldspar, quartz and mica (e.g. Glover et |  | | Journal (article/letter/editorial) | | assemblage: quartz II + plagioclase II + kyanite + K-feldspar + staurolite + tourmaline II + dumortierite II;...minerals include tourmaline, dumortierite, garnet, K-feldspar and kyanite, whereas only trace amounts of chrysoberyl...pegmatites in high-grade terrains in Antarctica, Norway and Madagascar. Key words: abyssal pegmatite; dumortierite;...besides major minerals quartz, plagioclase and/or K-feldspar. Abyssal pegmatites form dikes, lenses or irregular...Sri Lanka (Grew et al. 1995), India (Soman 1986), Norway (Huijismans et al. 1982), Zambia (áèek Vrána |  | | Journal (article/letter/editorial) | | prismatine and granular tourmaline with cordierite or feldspar, tourmaline–quartz metaquartzite (“tourmalinite”)...of Lower Cambrian magmatic activity. Quartz, K-feldspar, plagioclase, apatite, tourmaline and boralsilite...in color (Fig. 5B), notably where adjacent to K-feldspar or plagioclase (Fig. 5C). Other overgrowths are...antarctica 389 Reconnaissance analyses (averages) of K-feldspar gave up to 15% albite, but less than 1% celsian...tourmaline-supergroup minerals analyzed in this study is X(Na,Ca,K,□) Y(Fe,Mg, Al,Ti)3ZAl6TSi6O18(BO3)3V(OH)3W(OH,F,Cl) |  | 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) | | cordierite), garnet, biotite, andalusite, topaz, alkali feldspar, plagioclase, muscovite, quartz, dumortierite...Compositions with Fe2+ > Mg have been reported from Almgjotheii, Norway (XFe = 0.50–0.81, Huijsmans et al. 1982;...granite and granodiorite composed mainly of alkali-feldspar, plagioclase, and quartz with lesser amounts of...often partially replaced by tourmaline. Alkali-feldspar, plagioclase, quartz, and sekaninaite occur both...both as phenocrysts and in the groundmass. Alkali-feldspar commonly shows Carlsbad twin and encloses smaller |  | 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) | | and corundum, along with the matrix minerals K-feldspar, quartz, and plagioclase, was found in a veinlet...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...fine-grained felsic granulites (quartz + alkali-feldspar + plagioclase + garnet + kyanite and/or sillimanite |  | | Report (volume) | | 441-443: Occurrences of kornerupine sensu stricto (K) and prismatine (P) Chapter 9. Table 17, pp. 461-462:...formation The system Ca-Mg-B-Si-O-H-Cl-S The system K-Na-B-Si-O-H-F-N Other chemical systems Heat-capacity...exploration guide Geochronology Involving Tourmaline K-Ar and ^Ar/S^Ar systematics Rb-Sr geochronology Sm-Nd...High-spatial-resolution EELS Interpretation of the B K ELNES Molecular Orbital (MO) approach Multiple scattering...Rosenberg, Werner Schreyer, Denis M. Shaw, Charles K. Shearer, Virginia B. Sisson, John F. Slack, Michael | | | Report (volume) | | Table 17, pp. 461-462: B,03 contents sensu stricto (K) and prismatine of rock-forming (P) silicate minerals...mmriaeiosle BSE LCLON CES ss 1 pa ote teee sae cen k ts So TRe La ar Net On RI cs Seid Chapter 6 193...Meee tent cee ees Premetamorparc replacement 04.200. k rons nace ert as none e eo cee 590 590 591 593 593...Rosenberg, Werner Schreyer, Denis M. Shaw, Charles K. Shearer, Virginia B. Sisson, John F. Slack, Michael...(JOA ccOristg (9D)-oI £89 pyryzpe AQ) L TLIC(09‘K) (ATV CeOrighg ERDzpe (A)-airyry SarIas WIM oyIxassns |  | | Journal (volume) | | TALKS Valsami-Jones, E., Oelkers, E.H., Skartsila, K. & Klasa, J.: Phosphate mineral reactivity: from nano...LREE/HREE, and high contents of alkali elements (Na, K, Rb, Cs, Ba) and HFSE (Ti, Zr, Nb…). Within single...Cosmochim. Ac., 64, 2775-2778. [6] Schmidt, C. & Rickers, K. (2003) Am. Mineral., 88, 288-292 [7] Schmidt, C....scales Valsami-Jones, E.1*, Oelkers, E.H.2, Skartsila, K.1 & Klasa, J.1 1 Dept. of Mineralogy, Natural History...(general session) – oral Transformation of illite to K-feldspar on brick clay firing Kristály, F.1* & Papp, I |  | | Book (edition) | | archetype 2J Sulfosalts of PbS archetype 2.K Sulfarsenates )K zh zhemchuzhnikovite 3. Halides w !>h...H Vanadatcs 4J Arsenite!, and similar compounds 4.K Iodates -- - ---------,-. . r 9 5. Carbonates...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 |
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