Szomolnokite Talla D, Wildner M American Mineralogist 104 (2019) 1732-1749 Investigation of the kieserite-szomolnokite solid-solution series, (Mg,Fe)SO4*H2O, with relevance to Mars: Crystal chemistry, FTIR, and Raman spectroscopy under ambient and martian temperature conditions Note: T = -80 C Locality: Synthetic _database_code_amcsd 0021015 7.0580 7.5663 7.7576 90 118.454 90 C2/c atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Fe 0 .5 0 .00582 .00531 .00572 .00630 -.00003 .00266 .00064 S 0 .15447 .25 .00507 .00382 .00462 .00651 0 .00225 0 O1 .16874 .04405 .39968 .01016 .00629 .01111 .01199 .00299 .00347 .00538 O2 .09854 .26941 .15838 .00889 .00832 .00798 .01216 .00074 .00633 .00344 O3 0 .64418 .25 .00850 .0084 .0088 .0087 0 .00439 0 H .108 .716 .294 .028