Citation: Roelofsen-Ahl J N; Peterson, R. C. (1989). Gittinsite: A modification of the thortveitite structure. The Canadian Mineralogist, 27, pp. 703-708.
Formula: Ca O7 Si2 Zr
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: O14 Si4 Zr2 (O7 Si2 Zr)
Multiplicity: 1
Coordination sequences: