La6MgSi2S14 Gitzendanner R, Spencer C, DiSalvo F, Pell M, Ibers J Journal of Solid State Chemistry 131 (1997) 399-404 Synthesis and structure of a new quaternary rare-earth sulfide, La6MgGe2S14, and the related compound La6MgSi2S14 _cod_database_code 1005056 _database_code_amcsd 0013931 10.363 10.363 5.742 90 90 120 P6_3 atom x y z occ La1 .1221 .3577 .2933 Mg1 0 0 .0381 .5 Si1 1/3 2/3 .8775 S1 .4086 .5248 .0172 S2 .8371 .0822 .2822 S3 1/3 2/3 .5137