Citation: Merlino, S. (1980). Crystal structure of sapphirine -1Tc. Zeitschrift fuer Kristallographie (149,1979-), 151, pp. 91-100.
Formula: Al8.05 Fe1.05 Mg3.15 O20 Si1.75
Chemical name: Al3.80 Mg3.15 Fe1.05 (Si1.75 Al4.25 O20)
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al40 Fe24 Mg16 O80 Si16 (Al5 Fe3 Mg2 O10 Si2)
Multiplicity: 1