$cell vectors
1.0
  4.1604980423109605    0.0000000000000000    0.0000000000000000
  0.0000000000000000    4.1293980569448125    0.0000000000000000
 -1.4636598779478052    0.0000000000000000    7.2753263255789911
 4 8
Direct
  0.1823999999999999    0.0000000000000000    0.6965000000000000 # Si1
  0.3809000000000004    0.5855999999999997    0.1779000000000001 # Si2
  0.8176000000000002    0.0000000000000000    0.3035000000000002 # Si3
  0.6190999999999998    0.5855999999999997    0.8221000000000001 # Si4
  0.0239000000000005    0.7519999999999996    0.1891999999999999 # O1
  0.5000000000000007    0.7384999999999996    0.0000000000000000 # O2
  0.3855999999999995    0.7146999999999997    0.6406999999999998 # O3
  0.0000000000000000    0.1589999999999998    0.5000000000000000 # O4
  0.4896000000000000    0.2018999999999995    0.1880000000000000 # O5
  0.9760999999999995    0.7519999999999996    0.8108000000000002 # O6
  0.6144000000000006    0.7146999999999997    0.3593000000000003 # O7
  0.5104000000000001    0.2018999999999995    0.8120000000000001 # O8