Citation: Hazen, R. M.; Burnham, C. W. (1974). The crystal structures of gillespite I and II: A structure determination at high pressure P = 26 kbar, known as gillespite II. American Mineralogist, 59, pp. 1166-1176.
Formula: Ba Fe O10 Si4
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Fe2 O20 Si8 (Fe O10 Si4)
Multiplicity: 1
Coordination sequences: