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Brewsterite-Ba
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| Brewsterite-Ba_1 Formula: Ba.9 Na.035 K.02 Mg.04 Al2.1 Si5.9 O20.88 H9.3 Name: Brewsterite-Ba Unit cell: 6.79 17.581 7.735 90.0 94.5 90.0 , V=920.52 Space group: P121/M1 (11) |
Cabella R , Lucchetti G , Palenzona A , Quartieri S , Vezzalini G , European Journal of Mineralogy , 5 (1993) p.353-360, First occurrence of a Ba-dominant brewsterite: structural features
