AM_Danburite Formula: Ca B2 Si2 O8 Name: Danburite Unit cell: 8.038 8.752 7.73 90.0 90.0 90.0 , V=543.79 Space group: PNAM (62)

Phillips M W , Gibbs G V , Ribbe P H , American Mineralogist , 59 (1974) p.79-85, The crystal structure of danburite: A comparison with anorthite, albite, and, reedmergnerite