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Crystal structure of boralsilite and its relation to a family of boroaluminosilicates, sillimanite, and andalusite
boralsilite boroaluminosilicates sillimanite andalusite
2012/3/31
Boralsilite, Al B Si O , is monoclinic, space group C2/m, with a = 14.767(1), b = 5.574(1), c =
15.079(1) ?, ? = 91.96(1)?, and Z = 2. The structure was solved with direct methods and refined to an
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Boralsilite (Al 16 B 6 Si 2 O 37 ): A new mineral related to sillimanite from pegmatites in granulite-facies rocks
Boralsilite (Al 16 B 6 Si 2 O 37 ) pegmatites granulite-facies rocks
2012/3/31
Boralsilite, the first natural anhydrous Al-B-silicate, is a high-temperature phase in peg-matites cutting granulite-facies metapelitic rocks at Larsemann Hills, Prydz Bay, east Ant-arctica (type loca...