Almandine Woodland A B, Ross C R Physics and Chemistry of Minerals 21 (1994) 117-132 A crystallographic and Mossbauer spectroscopy study of Fe3Al2Si3O12-Fe3Fe2Si3O12, (Almandine-"Skiagite") and Ca3Fe2Si3O12-Fe3Fe2Si3O12 (Andradite-"Skiagite") garnet solid solutions Sample: and21 _database_code_amcsd 0007862 11.8002 11.8002 11.8002 90 90 90 Ia-3d atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) FeX .125 0 .25 .79 .0054 .0120 .0120 0 0 .0011 CaX .125 0 .25 .21 .0054 .0120 .0120 0 0 .0011 FeY 0 0 0 .0054 .0054 .0054 .0001 .0001 .0001 SiZ .375 0 .25 .0062 .0053 .0053 0 0 0 O .0362 .0520 .6571 .0098 .0095 .0060 .0011 -.0012 -.0008