Citation: Burnham, C. W. (1971). The crystal structure of pyroxferroite from Mare Tranquillitatis. Proceedings of the Second Lunar Science Conference, 1, pp. 47-57.
Formula: Ca0.94 Fe6.06 O21 Si7
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca10 Fe14 O42 Si14 (Ca5 Fe7 O21 Si7)
Multiplicity: 1
Coordination sequences: