Grossular Hazen R M, Finger L W American Mineralogist 63 (1978) 297-303 Crystal structures and compressibilities of pyrope and grossular to 60 kbar P = 1 bar Locality: Georgetown, California, USA _database_code_amcsd 0000634 11.864 11.864 11.864 90 90 90 Ia-3d atom x y z Biso Ca .125 0 .25 .33 Al 0 0 0 .25 Si .375 0 .25 .29 O .038 .045 .6518 .35