Brochantite
Merlino S, Perchiazzi N, Franco D
European Journal of Mineralogy 15 (2003) 267-275
Brochantite, Cu4SO4(OH)6: OD character, polytypism and crystal structures
Sample: MDO_1 polytype
Locality: Val Fucinaia, Tuscany, Italy
_database_code_amcsd 0006971
13.140 9.863 6.024 90 103.16 90 P2_1/a
atom     x     y      z  Uiso
Cu1  .2061 .9911  .4799 .0207
Cu2  .2023 .9908 -.0237 .0244
Cu3  .1181 .2614  .1819 .0185
Cu4  .1199 .2571  .6848 .0197
S    .3877 .1989  .3167 .0233
OH1  .0936 .1325   .417  .022
OH2  .0827 .1345  -.082  .022
OH3  .1590 .3823   .454  .021
OH4  .1556 .3826  -.052  .020
OH5  .2559 .0936   .758  .022
OH6  .1428 .8991   .198  .023
O7   .2797  .145   .260  .027
O8   .3822  .351   .312  .028
O9   .4435  .149   .142  .029
O10  .4415  .152   .547  .026