$cell vectors
1.0
  4.9159976868166551    0.0000000000000000    0.0000000000000000
 -2.4584988431730541    4.2582449067250403    0.0000000000000000
  0.0000000000000000    0.0000000000000000    5.4069974557806448
 3 6
Direct
  0.4702000000000005    0.0000000000000000    0.3332999999999998 # Si1
  0.0000000000000002    0.4700000000000001    0.6667000000000002 # Si2
  0.5306000000000005    0.5305000000000006    0.0000000000000000 # Si3
  0.8533000000000004    0.5861000000000003    0.8812999999999998 # O1
  0.5862000000000002    0.8539000000000000    0.1180000000000003 # O2
  0.1476999999999999    0.7326000000000009    0.4532000000000003 # O3
  0.4139999999999999    0.2679000000000000    0.2158999999999997 # O4
  0.2673999999999999    0.4137000000000005    0.7858999999999999 # O5
  0.7338000000000003    0.1465000000000006    0.5489999999999994 # O6
