Citation: Comodi, P.; Mellini, M.; Ungaretti, L.; Zanazzi, P. F. (1991). Compressibility and high pressure structure refinement of tremolite, pargasite and glaucophane Sample: pressure at 37 kbar. European Journal of Mineralogy, 3, pp. 485-499.
Formula: Al1.6 Fe1.42 H2 Li0.02 Mg1.98 Na1.98 O24 Si8
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al4 Fe10 Mg6 O48 Si16 (Al2 Fe5 Mg3 O24 Si8)
Multiplicity: 1