Citation: Hesse, K. F.; Stumpel, G. (1986). Crystal structure of harstigite, MnCa6Be4[SiO4]2[Si2O7]2(OH)2. Zeitschrift fur Kristallographie, 177, pp. 143-148.
Formula: Be4 Ca6 H2 Mn O24 Si6
List type: interleaving
List: 1D
Basis: (1;0;0)
Dimensionality: 1
Formula: Mn2 O44 Si12 (Mn O22 Si6)
Multiplicity: 1