Almandine Novak G A, Gibbs G V American Mineralogist 56 (1971) 791-825 The crystal chemistry of the silicate garnets sample Al Locality: Emerald creek in Latah Co, Idaho, USA _database_code_amcsd 0000240 11.531 11.531 11.531 90 90 90 Ia-3d atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Si .375 0 .25 .00040 .00026 .00026 0 0 0 Al 0 0 0 .00052 .00052 .00052 .00009 .00009 .00009 Fe .125 0 .25 .86 .00074 .00102 .00102 0 0 .00005 Mg .125 0 .25 .09 .00074 .00102 .00102 0 0 .00005 Ca .125 0 .25 .04 .00074 .00102 .00102 0 0 .00005 O .03427 .0486 .65332 .00071 .00062 .00066 .00009 .00005 .00008