AM_Dmisteinbergite
Formula:
Ca (Al2 Si2) O8
Name:
Dmisteinbergite
Unit cell:
5.1 5.1 14.72 90.0 90.0 120.0 , V=331.57
Space group:
P63/MCM (193)
Takeuchi Y , Donnay G , Acta Crystallographica , 12 (1959) p.465-470, The crystal structure of hexagonal CaAl2Si2O8