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: and36, _database_code_amcsd 0007863 11.8568 11.8568 11.8568 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 .36 .0052 .0118 .0118 0 0 .0021 CaX .125 0 .25 .64 .0052 .0118 .0118 0 0 .0021 FeY 0 0 0 .0053 .0053 .0053 -.0001 -.0001 -.0001 SiZ .375 0 .25 .0074 .0046 .0046 0 0 0 O .0364 .0508 .6568 .0107 .0086 .0067 .0018 -.0013 -.0004