Citation: Moore, P. B.; Molin-Case J (1971). Crystal chemistry of the basic manganese arsenates: V. Mixed manganese coordination in the atomic arrangement of arsenoclasite. American Mineralogist, 56, pp. 1539-1552.
Formula: As2 H4 Mn5 O12
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As8 Mn20 O48 (As2 Mn5 O12)
Multiplicity: 1
Coordination sequences: