Citation: Moore, P. B.; Shen, J.; Araki, T. (1985). Crystal chemistry of the (M2)3+ phi2 sheet: Structural principles and crystal structures of ruizite, macfallite and orientite. American Mineralogist, 70, pp. 171-181.
Formula: Al0.39 Ca2 H3 Mn2.61 O14 Si3
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al2 Mn6 O28 Si6 (Al Mn3 O14 Si3)
Multiplicity: 1