Ca Si 
 1.0000000000000000
     7.0783265434935929    0.0000000000000000    0.0000000000000000
     0.0000000000000000    7.0783265434935929   -0.0000000000000000
    -0.0000000000000000   -0.0000000000000000    7.0783265434935929
 Ca  Si 
   8   4
Selective dynamics
Cartesian
  1.7695816358733809  1.7695816358733809  1.7695816358733809   T   T   T
  5.3087449076202278  5.3087449076202278  1.7695816358733809   T   T   T
  5.3087449076202278  1.7695816358733809  5.3087449076202278   T   T   T
  1.7695816358733809  5.3087449076202278  5.3087449076202278   T   T   T
  1.7695816358733809  1.7695816358733809  5.3087449076202278   T   T   T
  5.3087449076202278  5.3087449076202278  5.3087449076202278   T   T   T
  1.7695816358733809  5.3087449076202278  1.7695816358733809   T   T   T
  5.3087449076202278  1.7695816358733809  1.7695816358733809   T   T   T
  0.0000000000000000  0.0000000000000000  0.0000000000000000   T   T   T
  0.0000000000000000  3.5391632717467618  3.5391632717467618   T   T   T
  3.5391632717467618 -0.0000000000000000  3.5391632717467618   T   T   T
  3.5391632717467618  3.5391632717467618 -0.0000000000000000   T   T   T