AM_Pumpellyite-(Al)
Formula: Ca2 Al2.8 Fe.2 Si3 O14 H4
Name: Pumpellyite-(Al)
Unit cell: 8.812 5.895 19.116 90.0 97.41 90.0 , V=984.72
Space group: A12/M1 (12)

Yoshiasa A , Matsumoto T , American Mineralogist , 70 (1985) p.1011-1019, Crystal structure refinement and crystal chemistry of pumpellyite