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Magnesioastrophyllite
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| Magnesioastrophyllite.9286 Formula: K2 Na2 (Fe4 Mg2) Ti2 Si8 O30 H4 Name: Magnesioastrophyllite Unit cell: 10.37 23.129 5.322 90.0 99.55 90.0 , V=1258.78 Space group: A2 (5) |
Shi N , Ma Z , Li G , Yamnova M A , Pushcharovsky D Y , Acta Crystallographica, Section B , 54 (1998) p.109-114, Structure refinement of monoclinic astrophyllite, Locality: Khibina alkaline massif, Russia
