 21
Au for HgSn_{6-10} & P6/mmm (#191) D^1_{6h} & hP1 & A_f & Pearson Alloys p 478 
Au    -3.21000000     0.00000000     0.00000000
Au    -3.21000000     0.00000000     2.99000000
Au    -3.21000000     0.00000000     5.98000000
Au    -1.60500000     2.77994155     0.00000000
Au    -1.60500000     2.77994155     2.99000000
Au    -1.60500000     2.77994155     5.98000000
Au    -1.60500000    -2.77994155     0.00000000
Au    -1.60500000    -2.77994155     2.99000000
Au    -1.60500000    -2.77994155     5.98000000
Au     0.00000000     0.00000000     0.00000000
Au     0.00000000     0.00000000     2.99000000
Au     0.00000000     0.00000000     5.98000000
Au     1.60500000     2.77994155     0.00000000
Au     1.60500000     2.77994155     2.99000000
Au     1.60500000     2.77994155     5.98000000
Au     1.60500000    -2.77994155     0.00000000
Au     1.60500000    -2.77994155     2.99000000
Au     1.60500000    -2.77994155     5.98000000
Au     3.21000000     0.00000000     0.00000000
Au     3.21000000     0.00000000     2.99000000
Au     3.21000000     0.00000000     5.98000000
