 51
Mg Zn_2 & P6_3/mmc-D_{6h}^4 #194 & hP12 & C14 & Laves & Pearson, Alloys, p 657 
Zn    -5.18000000     0.00000000     0.00000000
Zn    -5.18000000     0.00000000     4.26000000
Zn    -3.86000000    -0.76210236     2.13000000
Zn    -3.86000000     0.76210236     6.39000000
Mg    -2.59000000     1.49533720     0.56918070
Mg    -2.59000000    -1.49533720     4.82918070
Mg    -2.59000000     1.49533720     3.69081930
Zn    -5.18000000     0.00000000     8.52000000
Mg    -2.59000000    -1.49533720     7.95081930
Zn    -2.59000000     4.48601159     0.00000000
Zn    -2.59000000     4.48601159     4.26000000
Zn    -1.27000000     3.72390924     2.13000000
Zn    -2.59000000     2.96180688     6.39000000
Mg     0.00000000     2.99067439     4.82918070
Zn    -2.59000000     4.48601159     8.52000000
Mg     0.00000000     2.99067439     7.95081930
Zn    -2.59000000    -4.48601159     0.00000000
Zn    -2.59000000    -4.48601159     4.26000000
Zn    -2.59000000    -2.96180688     2.13000000
Zn    -1.27000000    -3.72390924     6.39000000
Mg     0.00000000    -2.99067439     0.56918070
Mg     0.00000000    -2.99067439     3.69081930
Zn    -2.59000000    -4.48601159     8.52000000
Zn     0.00000000     0.00000000     0.00000000
Zn     0.00000000     0.00000000     4.26000000
Zn    -1.32000000    -0.76210236     2.13000000
Zn     1.32000000    -0.76210236     2.13000000
Zn     0.00000000     1.52420471     2.13000000
Zn     1.32000000     0.76210236     6.39000000
Zn    -1.32000000     0.76210236     6.39000000
Zn     0.00000000    -1.52420471     6.39000000
Mg     2.59000000     1.49533720     0.56918070
Mg     2.59000000    -1.49533720     4.82918070
Mg     2.59000000     1.49533720     3.69081930
Zn     0.00000000     0.00000000     8.52000000
Mg     2.59000000    -1.49533720     7.95081930
Zn     2.59000000     4.48601159     0.00000000
Zn     2.59000000     4.48601159     4.26000000
Zn     1.27000000     3.72390924     2.13000000
Zn     2.59000000     2.96180688     6.39000000
Zn     2.59000000     4.48601159     8.52000000
Zn     2.59000000    -4.48601159     0.00000000
Zn     2.59000000    -4.48601159     4.26000000
Zn     2.59000000    -2.96180688     2.13000000
Zn     1.27000000    -3.72390924     6.39000000
Zn     2.59000000    -4.48601159     8.52000000
Zn     5.18000000     0.00000000     0.00000000
Zn     5.18000000     0.00000000     4.26000000
Zn     3.86000000    -0.76210236     2.13000000
Zn     3.86000000     0.76210236     6.39000000
Zn     5.18000000     0.00000000     8.52000000
