Citation: Grice, J. D.; Dunn, P. J. (1994). Johninnesite: Crystal-structure determination and its relationship to other arsenosilicates. American Mineralogist, 79, pp. 991-995.
Formula: As2 H8 Mg5 Mn11 Na2 O50 Si12
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As2 Mg5 Mn11 O50 Si12 (As2 Mg5 Mn11 O50 Si12)
Multiplicity: 1
Coordination sequences: