 | | Journal (article/letter/editorial) | | S.S.K. Babu ? D.J. Waters Phase relations of osumilite and dehydration melting in pelitic rocks: a simple...1996 Abstract Thermodynamic modelling of (1) osumilite solid solutions and (2) dehydration melting in...the calculated partition of Fe and Mg between osumilite, garnet, cordierite, orthopyroxene and biotite...conditions which accompanied metamorphism of natural osumilite occurrences in Nain, Namaqualand, and Rogaland...temperature and bulk composition. Introduction Osumilite with a chemical formula (K, Na) (Mg, Fe21)2 (Al |  | Chukanov, N. V., Pekov, I. V., Rastsvetaeva, R. K., Aksenov, S. M., Belakovskiy, D. I., Van, K. V., Schüller, W., Ternes, B. (2013) Osumilite-(Mg): Validation as a mineral species and new data. Geology of Ore Deposits, 55 (7) 587-593 doi:10.1134/s1075701513070064 | Journal (article/letter/editorial) | | Mineralogicheskogo Obshchestva, 2012, No. 4, pp. 27–35. Osumilite(Mg): Validation as a Mineral Species and New...February15, 2012 Abstract—Osumilite(Mg), the Mgdominant analogue of osumilite, has been approved by the...pseudobrookite and hematite are associated minerals. Osumilite(Mg) occurs as short prismatic or thick tabular...to H2O and OHgroups are in the IR spectrum. Osumilite(Mg) is uniaxial (+), ω = 1.539(2), ε = 1.547(2)...was refined on a single crystal, R = 0.0294. Osumilite(Mg) is hexagonal, space group P6/mcc; a = 10 |  | Seryotkin, Yurii V., Sokol, Ella V., Bakakin, Vladimir V., Likhacheva, Anna Y. (2008) Pyrometamorphic osumilite: occurrence, paragenesis, and crystal structure as compared to cordierite. European Journal of Mineralogy, 20 (2) 191-198 doi:10.1127/0935-1221/2008/0020-1805 | Journal (article/letter/editorial) | | Published online April 2008 Pyrometamorphic osumilite: occurrence, paragenesis, and crystal structure as compared...single-crystal X-ray analysis were carried out on K-Mg osumilite from high temperature pyrometamorphic rocks. These...coal-bearing spoil-heaps in the South Urals, Russia. The osumilite-bearing metapelitic rocks – clinkers – contain...melting point for the osumilite-bearing associations. The crystal structure of osumilite was refined from...crystal-chemical analysis shows that in the structure of osumilite, in contrast to cordierite, potassium not only |  | | Journal (article/letter/editorial) | | including christofschäferite-(Ce), kasatkinite, osumilite-(Mg), steklite, and vigrishinite. These new minerals...Russian Academy of Sciences, Moscow, Russia. DB. Osumilite-(Mg)* N.V. Chukanov, I.V. Pekov, R.K. Rastsvetaeva... K.V. Van, W. Schüller, and B. Ternes (2012) Osumilite-(Mg): validation as a mineral species and new...141(4), 27–36 (in Russian, English abstract). Osumilite, (K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si10Al2)O30, is the...Mg content varies from 5.5 to 98.5%). However osumilite-(Mg) had been listed at the official IMA CNMNC |  | Elmi, Chiara, Brigatti, Maria Franca, Pasquali, Luca, Montecchi, Monica, Laurora, Angela, Malferrari, Daniele, Nannarone, Stefano (2010) Crystal chemistry, surface morphology and X-ray photoelectron spectroscopy of Fe-rich osumilite from Mt. Arci, Sardinia (Italy) Physics and Chemistry of Minerals, 37 (8) 561-569 doi:10.1007/s00269-010-0357-4 | Journal (article/letter/editorial) | | and X-ray photoelectron spectroscopy of Fe-rich osumilite from Mt. Arci, Sardinia (Italy) Chiara Elmi •...applied on Fe-rich osumilite from the volcanic massif of Mt. Arci, Sardinia, Italy. Osumilite belongs to the...state and at the A octahedral site. Keywords Osumilite Mt. Arci (Sardinia Italy) Crystal structure... X-ray absorption spectroscopy Introduction Osumilite structure was first addressed by Miyashiro (1956)...(1956). The mineral belongs to the osumilite group (Back and Mandarino 2008), crystallizes in the space |  | | Journal (article/letter/editorial) | | Editor: T. Tsunogae Keywords: UHT metamorphism Osumilite Supercontinent Columbia Siberian Craton Angara-Kan...r a c t We report here for the first time the occurrence of sapphirine-bearing rocks within the Paleoproterozoic...mesoperthitic feldspar and pseudomorphoses after osumilite crystals. The peak temperature of metamorphism...and Turkina, 2014a; Likhanov et al., 2016). The occurrence of ultrahigh-temperature metamorphism (T = 900–1100...Osm* + Sil + Mper+Bt + Pl + Qz, where Osm* - osumilite was replaced by mineral symplectite. The inner |  | Likhacheva, Anna Yu., Rashchenko, S. V., Musiyachenko, Kira A., Korsakov, Andrey V., Collings, Ines E., Hanfland, Michael (2019) Compressibility and structure behaviour of maruyamaite (K-tourmaline) from the Kokchetav massif at high pressure up to 20 GPa. Mineralogy and Petrology, 113 (5) 613-623 doi:10.1007/s00710-019-00672-0 | Journal (article/letter/editorial) | | and Na can be distinguished. For example, in osumilite (K,Na)(Mg,Fe)2(Al,Fe)3(Si,Al)12O30 having a mixed...zoned liddicoatite from Anjanabonoina, central Madagascar. I. Crystal chemistry and structure by SREF and...(2011) Oscillatory zoned liddicoatite from central Madagascar. II. Compositional variations and substitution...VV, Likhacheva AY (2008) Pyrometamorphic osumilite: occurrence, paragenesis, and crystal structure as compared |  | | Journal (article/letter/editorial) | | Tj6rn. Isograd patterns (opx orthopyroxene, osum osumilite, pig pigeonite) after Hermans et al. (1975) I...this deficiency is still unknown. The possible occurrence of minor components such as Zn, V, Nb and Ta...as isolated grains surrounded by melt. Their occurrence as stable phases in these experiments is then...have been affected by this readjustment. The occurrence of The anorthite content of the liquidus plagioclase...in terms of Mg ~ [Mg/(Mg + Fe2+)] as well. The occurrence of pigeonite at 5 kbar (TJ-47, see Table 3) instead |  | | Journal (article/letter/editorial) | | o g a l a n d (Southern N o r w a y ) , their occurrence has been r e p o r t e d by T o b i et al. (1985)..."hypersthene-in" line in leucocratic rocks; "osumilite-in" and "pigeonite-in" isograds (Fig. 1). The...and is located between the hypersthene-in and osumilite-in ones. Pressure estimates for M2 stage are still...pressure (3 4 kbar) on the basis of the osumilite occurrence in the contact aureole of the Bjerkreim-Sokndal...rocks. Isograd patterns (opx, orthopyroxene; osum osumilite; pig, pigeonite) after Hermans et al. (1975). |  | Gawęda, Aleksandra, Janeczek, Janusz, Kierepka, Mirosław, Kądziołko-Gaweł, Mariola, Krzykawski, Tomasz (2013) Indialite-rich paralava from a coalmine waste-dump, Sosnowiec, Poland. Neues Jahrbuch f??r Mineralogie - Abhandlungen: Journal of Mineralogy and Geoche, 190 (3) 237-251 doi:10.1127/0077-7757/2013/0238 | Journal (article/letter/editorial) | | relative to its ideal formulae (Table 6). The rare occurrence and small size of the Fe-rich sapphirine crystals...peak temperature of the melt suggested by the occurrence of high-temperature minerals. Heterogeneity of...buffered redox conditions during melting. The occurrence of abundant idiomorphic indialite is restricted...LIKHACHEVA, A. Y. (2008): Pyrometamorphic osumilite: occurrence, paragenesis, and crystal structure as compared |
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