Titanite_109 Formula: Ca (Ti.6 Ta.2 Al.2) Si O5 Name: Titanite Unit cell: 7.061 8.7162 6.5697 90.0 113.742 90.0 , V=370.11 Space group: A12/A1 (15)
Liferovich R P , Mitchell R H , Physics and Chemistry of Minerals , 33 (2006) p.73-83, Tantalum-bearing titanite: synthesis and crystal structure data, Locality: synthetic, Sample: AlTa2