Langbeinite Mereiter K Neues Jahrbuch fur Mineralogie, Monatshefte 1979 (1979) 182-188 Refinement of the crystal structure of langbeinite, K2Mg2(SO4)3 Locality: the Harmstorf deposit, Werratal, Hessen, Germany _database_code_amcsd 0017885 9.919 9.919 9.919 90 90 90 P2_13 atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K1 .06673 .06673 .06673 .149 .000379 .000379 .000379 -.000033 -.000033 -.000033 K2 .29822 .29822 .29822 .168 .000427 .000427 .000427 .000015 .000015 .000015 Mg1 .58508 .58508 .58508 .065 .000165 .000165 .000165 -.000013 -.000013 -.000013 Mg2 .84902 .84902 .84902 .066 .000168 .000168 .000168 .000000 .000000 .000000 S .62557 .46596 .26784 .052 .000132 .000127 .000137 .000023 .000013 .000000 O1 .65193 .50333 .40751 .155 .000501 .000440 .000241 .000064 -.000069 -.000158 O2 .75011 .48499 .19096 .183 .000346 .000516 .000536 .000046 .000305 .000066 O3 .57957 .32559 .25888 .132 .000384 .000158 .000470 -.000074 -.000145 .000018 O4 .52354 .55420 .20782 .160 .000376 .000335 .000508 .000196 -.000168 .000018