data_Mg(BH4)2(NH3)2_2AB_Exp
_chemical_name_mineral ?Structure?
_cell_length_a  9.4642(8)
_cell_length_b  9.4642(8)
_cell_length_c  5.5229(8)
_cell_angle_alpha 90
_cell_angle_beta  90
_cell_angle_gamma 90
_cell_volume 494.70(7)
_symmetry_space_group_name_H-M P4bm
_diffrn_measured_fraction_theta_full 83

_diffrn_ambient_temperature 298

_diffrn_radiation_wavelength  0.8264

_diffrn_radiation_source          'PD Beamline Australian Synchrotron'

_diffrn_radiation_type            synchrotron

_cell_measurement_temperature 298


loop_
_symmetry_equiv_pos_as_xyz
	'-x, -y, z'
	'-x+1/2, y+1/2, z'
	'-y, x, z'
	'-y+1/2, -x+1/2, z'
	'y, -x, z'
	'y+1/2, x+1/2, z'
	'x, y, z'
	'x+1/2, -y+1/2, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_B_iso_or_equiv
Mg1 Mg   2 0.5 0 0.5878 1 1
B11 B   4 0.34667 0.84667 0.33275 1 1
H11a H   8 0.2504454 0.8255229 0.4666225 1 1
H11b H   8 0.3096021 0.9323167 0.1883565 1 1
N21 N   4 0.12228 0.62228 0.78818 1 1
H21a H   8 0.1968468 0.6112887 0.6638871 1 1
H21b H   8 0.1328618 0.5475904 0.9123606 0.5 1
B1 B   2 0 0 0.90367 1 1
N2 N   2 0 0 0.19167 1 1
H1a H   8 0.1107634 0.940636 0.8966277 1 1
H1b H   8 0.1031522 0.01729035 0.1944377 0.75 1