Citation: Skala, R.; Cisarova, I.; Drabek, M. (2006). Inversion twinning in troilite Sample: Etter. American Mineralogist, 91, pp. 917-921.
Formula: Fe S
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe12 S12 (Fe S)
Multiplicity: 1
Coordination sequences: