Citation: Moore, P. B. (1969). A novel octahedral framework structure: gageite. American Mineralogist, 54, pp. 1005-1017.
Formula: H10 Mg2.01 Mn4.99 O15 Si2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Mg6 Mn14 O42 Si8 (Mg3 Mn7 O21 Si4)
Multiplicity: 1