AM_Feldspar_1 Formula: Sr (Si2 Al2) O8 Name: Feldspar Unit cell: 8.388 12.974 14.264 90.0 115.2 90.0 , V=1404.56 Space group: I12/C1 (15)

Chiari G , Calleri M , Bruno E , Ribbe P H , American Mineralogist , 60 (1975) p.111-119, The structure of partially disordered, synthetic strontium feldspar