data_3000246 loop_ _publ_author_name 'Henry Auer' _journal_name_full 'To be published in Inorganics' _diffrn_ambient_temperature 294 _cell_measurement_temperature 294 _chemical_formula_sum 'Ca3 H3.4 Si3' _symmetry_space_group_name_Hall '-P 2ac 2n' _symmetry_space_group_name_H-M 'P n m a' _cell_length_a 14.6356(10) _cell_length_b 3.81207(15) _cell_length_c 11.2115(7) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 625.51(6) _diffrn_radiation_wavelength 1.54059 _diffrn_radiation_type 'Cu K\a~1~' _refine_ls_R_I_factor 4.4 _refine_ls_goodness_of_fit_all 1.94 _cod_hold_until_date 2020-04-26 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z ? ? ? ?