Billingsleyite Bindi L, Downs R T, Menchetti S The Canadian Mineralogist 48 (2010) 155-162 The crystal structure of billingsleyite, Ag7(As,Sb)S6, a sulfosalt containing As5+ Locality: North Lily mine, East Tintic district, Utah, USA _database_code_amcsd 0006324 10.4760 10.4760 10.4760 90 90 90 P2_13 atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) As .99834 .99834 .99834 .886 .0202 .0202 .0202 .0202 -.0004 -.0004 -.0004 Sb .99834 .99834 .99834 .114 .0202 .0202 .0202 .0202 -.0004 -.0004 -.0004 Ag1 .39542 .39542 .39542 .979 .0198 .0198 .0198 .0198 -.0004 -.0004 -.0004 Cu1 .39542 .39542 .39542 .021 .0198 .0198 .0198 .0198 -.0004 -.0004 -.0004 Ag2 .23157 .02321 .25897 .0212 .0208 .0215 .0214 -.0001 -.0001 .0003 Ag3 .34660 .82461 .98492 .0217 .0213 .0220 .0220 -.0001 -.0002 -.0001 S1 .5304 .5304 .5304 .0213 .0213 .0213 .0213 .0009 .0009 .0009 S2 .8763 .8763 .8763 .0213 .0213 .0213 .0213 -.0002 -.0002 -.0002 S3 .2638 .2638 .2638 .0219 .0219 .0219 .0219 .0002 .0002 .0002 S4 .1226 .8731 .1085 .0241 .025 .025 .023 .0005 .0012 .001