AM_Lawsonite_9 Formula: Ca Al2 Si2 O10 Name: Lawsonite Unit cell: 8.717 5.805 13.036 90.0 90.0 90.0 , V=659.65 Space group: CCMM (63)

Comodi P , Zanazzi P F , American Mineralogist , 81 (1996) p.833-841, Effects of temperature and pressure on the structure of lawsonite, P = 28.7 kbar, T = 23 C