Citation: Bianchi, R.; Pilati, T.; Mannucci, G. (1987). Crystal structure of grischunite. American Mineralogist, 72, pp. 1225-1229.
Formula: As6 Ca2.121 Fe H4 Mn5 Na0.73 O26
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As24 Fe8 H16 Mn24 O104 (As3 Fe H2 Mn3 O13)
Multiplicity: 1