Chlorothionite Giacovazzo C, Scandale E, Scordari F Zeitschrift fur Kristallographie 144 (1976) 226-237 The crystal structure of chlorotionite, CuK2Cl2SO4 Locality: 1906 eruption of Vesuvius, Italy _database_code_amcsd 0010784 7.732 6.078 16.292 90 90 90 Pnma atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Cu .6212 .75 .4615 1.55 .0039 .0175 .0011 0 0 0 K1 .3821 .25 .2808 2.26 .0052 .0111 .0036 0 .0004 0 K2 .1193 .75 .4050 1.51 .0057 .0110 .0015 0 -.0001 0 Cl1 .6026 .25 .4515 1.70 .0057 .0157 .0013 0 -.0004 0 Cl2 .8402 .75 .5526 1.56 .0063 .0114 .0014 0 -.0007 0 S .6296 .75 .3024 1.07 .0036 .0081 .0011 0 -.0002 0 O1 .7758 .75 .3629 1.89 .0028 .023 .0014 0 .0001 0 O2 .6324 .9481 .2518 1.58 .0087 .0060 .0017 -.0001 -.0006 -.0007 O3 .4752 .75 .3587 1.70 .0031 .021 .0012 0 .0005 0