Tremolite Sueno S, Cameron M, Papike J J, Prewitt C T American Mineralogist 58 (1973) 649-664 The high temperature crystal chemistry of tremolite T = 700 C _database_code_amcsd 0000369 9.898 18.19 5.296 90 104.46 90 C2/m atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Si1 .2791 .0837 .2945 .00313 .00056 .01387 -.00016 .00316 -.00002 Si2 .2880 .1702 .8027 .00317 .00069 .01338 -.00029 .00342 -.00014 Mg1 0 .0878 1/2 .00465 .00089 .01437 0 .00440 0 Mg2 0 .1776 0 .00449 .00083 .01568 0 .00443 0 Mg3 0 0 0 .00508 .00083 .01154 0 .00374 0 Ca4 0 .2778 1/2 .00796 .00112 .03078 0 .01133 0 O1 .1118 .0863 .2175 .00391 .00101 .01720 -.00006 .00334 -.00014 O2 .1198 .1713 .7235 .00401 .00113 .01644 .00008 .00353 -.00020 OH3 .1106 0 .7179 .00652 .00101 .01856 0 .00585 0 O4 .3662 .2461 .7958 .00690 .00094 .02501 -.00096 .00649 -.00080 O5 .3441 .1316 .0936 .00518 .00155 .01778 -.00007 .00433 .00167 O6 .3420 .1194 .5820 .00470 .00157 .01608 .00018 .00252 -.00147 O7 .3349 0 .2957 .00595 .00045 .03711 0 .00519 0