Sarcopside Moore P B American Mineralogist 57 (1972) 24-35 Sarcopside: Its atomic arrangement Locality: Bull Moose pegmatite, near Custer, South Dakota, USA _database_code_amcsd 0000268 10.437 4.768 6.026 90 90.00 90 P2_1/a atom x y z occ Biso Fe1 0 0 0 .78 .58 Mn1 0 0 0 .21 .58 Mg1 0 0 0 .01 .58 Fe2 .2830 -.0134 .2639 .78 .57 Mn2 .2830 -.0134 .2639 .21 .57 Mg2 .2830 -.0134 .2639 .01 .57 P .1000 .4341 .2386 .53 O1 -.1042 .2510 -.2159 .71 O2 -.0358 .3147 .2463 .76 O3 .1620 .2838 .0291 .78 O4 .1822 .3241 .4296 .69