AM_Gillespite_4
Formula: Ba Fe Si4 O10
Name: Gillespite
Unit cell: 7.51605 7.51605 16.0759 90.0 90.0 90.0 , V=908.14
Space group: P4/NCC (130)

Hazen R M , Finger L W , American Mineralogist , 68 (1983) p.595-603, High-pressure and high-temperature crystallographic study of the gillespite I-II, phase transition, P = 1 bar