Kosmochlor Secco L, Martignago F, Dal Negro A, Reznitskii L Z, Sklyarov E V American Mineralogist 87 (2002) 709-714 Crystal chemistry of Cr-V-rich clinopyroxenes Sample 1 _database_code_amcsd 0002806 9.6072 8.7413 5.2771 90 107.172 90 C2/c atom x y z occ Uiso SiT .29165 .09132 .23581 .00406 CrM1 0 .90618 .25 .478 .00453 VM1 0 .90618 .25 .428 .00453 MgM1 0 .90618 .25 .056 .00453 AlM1 0 .90618 .25 .033 .00453 TiM1 0 .90618 .25 .003 .00453 FeM1 0 .90618 .25 .001 .00453 MnM1 0 .90618 .25 .001 .00453 CaM2 0 .30078 .25 .055 .01105 NaM2 0 .30078 .25 .945 .01105 O1 .11430 .07965 .13983 .00598 O2 .36076 .25718 .30565 .00766 O3 .35267 .01016 .00964 .00688