Citation: Abs-Wurmbach, I.; Langer, K.; Seifert, F.; Tillmanns, E. (1981). The crystal chemistry of (Mn(3+),Fe(3+))-substituted Andalusites (Viridines and Kanonaite), (Al(1-x-y) Mn(3+)x Fe(3+)y (O (Si O4)): crystal structure, Moessbauer and polarized optical absorption spectra. Zeitschrift fuer Kristallographie (149,1979-), 155, pp. 81-113.
Formula: Al1.562 Fe0.096 Mn0.342 O5 Si
Chemical name: Al1.562 Mn0.342 Fe0.096 (O (Si O4))
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al8 Fe4 Mn4 O20 Si4 (Al2 Fe Mn O5 Si)
Multiplicity: 1