# generated using pymatgen
data_Na8Si7O18
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.27812200
_cell_length_b   9.06869643
_cell_length_c   10.97065986
_cell_angle_alpha   103.32741023
_cell_angle_beta   101.11638746
_cell_angle_gamma   104.50908253
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na8Si7O18
_chemical_formula_sum   'Na8 Si7 O18'
_cell_volume   567.20898650
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Na  Na0  1  0.27159800  0.70438900  0.26324100  1.0
  Na  Na1  1  0.58254400  0.31138700  0.72361900  1.0
  Na  Na2  1  0.46585000  0.54908900  0.96568300  1.0
  Na  Na3  1  0.94708400  0.87337500  0.46320700  1.0
  Na  Na4  1  0.40438100  0.48456800  0.47960300  1.0
  Na  Na5  1  0.96016100  0.43516100  0.99096900  1.0
  Na  Na6  1  0.57822500  0.11001800  0.48496700  1.0
  Na  Na7  1  0.91997000  0.56709800  0.54871000  1.0
  Si  Si8  1  0.97185200  0.01950100  0.01125400  1.0
  Si  Si9  1  0.94083900  0.69066000  0.85574200  1.0
  Si  Si10  1  0.79022000  0.54022700  0.26466700  1.0
  Si  Si11  1  0.12031700  0.08877200  0.25790700  1.0
  Si  Si12  1  0.34888200  0.33395000  0.15414000  1.0
  Si  Si13  1  0.09631200  0.36515300  0.68557500  1.0
  Si  Si14  1  0.78528600  0.93211600  0.75181700  1.0
  O  O15  1  0.28709200  0.48455900  0.12954200  1.0
  O  O16  1  0.87940000  0.63603400  0.17012000  1.0
  O  O17  1  0.70737900  0.96341900  0.61847100  1.0
  O  O18  1  0.75506400  0.54382900  0.86384500  1.0
  O  O19  1  0.12451000  0.33118900  0.82464400  1.0
  O  O20  1  0.20424400  0.99539500  0.35213700  1.0
  O  O21  1  0.26021700  0.31255400  0.59753800  1.0
  O  O22  1  0.19959800  0.16702000  0.03175000  1.0
  O  O23  1  0.83562800  0.33519500  0.60208000  1.0
  O  O24  1  0.68904700  0.62266000  0.37892000  1.0
  O  O25  1  0.02061000  0.84792100  0.98649700  1.0
  O  O26  1  0.17114300  0.62999700  0.43312900  1.0
  O  O27  1  0.00470500  0.47945000  0.34407700  1.0
  O  O28  1  0.61976900  0.35206100  0.17524600  1.0
  O  O29  1  0.28870800  0.26964200  0.28193600  1.0
  O  O30  1  0.21670200  0.58147000  0.72426100  1.0
  O  O31  1  0.20335500  0.67915700  0.85236800  1.0
  O  O32  1  0.84930900  0.76298400  0.73233500  1.0