AM_Diopside_97
Formula: Ca.896 Mg.887 K.072 Al.209 Si1.936 O6
Name: Diopside
Unit cell: 9.744 8.904 5.273 90.0 106.14 90.0 , V=439.46
Space group: C12/C1 (15)

Bindi L , Safonov O G , Litvin Y A , Perchuk L L , Menchetti S , European Journal of Mineralogy , 14 (2002) p.929-934, Ultrahigh potassium content in the clinopyroxene structure:, an X-ray single-crystal study, Sample: K2