Grossular Antao S M The Canadian Mineralogist 51 (2013) 771-784 Is near-endmember birefringent grossular non-cubic? New evidence from synchrotron diffraction Note: sample 3, Tanzania phase-2 Locality: Tanzania _database_code_amcsd 0020178 11.95012 11.95012 11.95012 90 90 90 Ia-3d atom x y z occ Uiso CaX 0 .25 .125 .985 .00535 MgX 0 .25 .125 .012 .00535 MnX 0 .25 .125 .003 .00535 AlY 0 0 0 .520 .00408 FeY 0 0 0 .432 .00408 TiY 0 0 0 .035 .00408 MnY 0 0 0 .007 .00408 MgY 0 0 0 .006 .00408 SiZ .375 0 .25 .980 .00446 AlZ .375 0 .25 .020 .00446 O .0387 .0467 .6532 .0104