Magnesium astrophyllite Structure Data

Magnesium astrophyllite Structure Data

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Magnesium astrophyllite

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Magnesium astrophyllite.9285
Formula: K2 Na2 (Fe4 Mg2) Ti2 Si8 O30 H4
Name: Magnesium astrophyllite
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


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