Citation: Bindi, L.; Safonov, O. G.; Litvin, Y. A.; Perchuk, L. L.; Menchetti, S. (2002). Ultrahigh potassium content in the clinopyroxene structure: an X-ray single-crystal study Sample: K2. European Journal of Mineralogy, 14, pp. 929-934.
Formula: Al0.209 Ca0.896 K0.072 Mg0.887 O6 Si1.936
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al12 Ca4 K4 Mg8 O24 Si8 (Al3 Ca K Mg2 O6 Si2)
Multiplicity: 1