LMucko/crystallography-open-database huggingface dataset:
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 12.4 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002857
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 12.4 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.93731
_cell_length_b                   7.93731
_cell_length_c                   7.93731
_cell_formula_units_Z            8
_cell_volume                     500.058
_database_code_amcsd             0002946
_diffrn_ambient_pressure         1.24e+07
_exptl_crystal_density_diffrn    3.779
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002857
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 13.9 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002858
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 13.9 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.92235
_cell_length_b                   7.92235
_cell_length_c                   7.92235
_cell_formula_units_Z            8
_cell_volume                     497.235
_database_code_amcsd             0002947
_diffrn_ambient_pressure         1.39e+07
_exptl_crystal_density_diffrn    3.801
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002858
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 15.6 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002859
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 15.6 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.90729
_cell_length_b                   7.90729
_cell_length_c                   7.90729
_cell_formula_units_Z            8
_cell_volume                     494.405
_database_code_amcsd             0002948
_diffrn_ambient_pressure         1.56e+07
_exptl_crystal_density_diffrn    3.823
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002859
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 17.0 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002860
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 17.0 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.89371
_cell_length_b                   7.89371
_cell_length_c                   7.89371
_cell_formula_units_Z            8
_cell_volume                     491.862
_database_code_amcsd             0002949
_diffrn_ambient_pressure         1.7e+07
_exptl_crystal_density_diffrn    3.842
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002860
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 18.5 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002861
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 18.5 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.88263
_cell_length_b                   7.88263
_cell_length_c                   7.88263
_cell_formula_units_Z            8
_cell_volume                     489.794
_database_code_amcsd             0002950
_diffrn_ambient_pressure         1.85e+07
_exptl_crystal_density_diffrn    3.859
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002861
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 20.2 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002862
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 20.2 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.86493
_cell_length_b                   7.86493
_cell_length_c                   7.86493
_cell_formula_units_Z            8
_cell_volume                     486.502
_database_code_amcsd             0002951
_diffrn_ambient_pressure         2.02e+07
_exptl_crystal_density_diffrn    3.885
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002862
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 22.6 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002863
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 22.6 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.84685
_cell_length_b                   7.84685
_cell_length_c                   7.84685
_cell_formula_units_Z            8
_cell_volume                     483.155
_database_code_amcsd             0002952
_diffrn_ambient_pressure         2.26e+07
_exptl_crystal_density_diffrn    3.912
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002863
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 25.1 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002864
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 25.1 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.82825
_cell_length_b                   7.82825
_cell_length_c                   7.82825
_cell_formula_units_Z            8
_cell_volume                     479.727
_database_code_amcsd             0002953
_diffrn_ambient_pressure         2.51e+07
_exptl_crystal_density_diffrn    3.940
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002864
Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study P = 29.0 GPa
Levy, D.; Pavese, A.; Hanfland, M.; American Mineralogist 88 (2003) 93–98; doi:

data_9002865
_publ_section_title
;
 Synthetic MgAl2O4 (spinel) at high pressure conditions (0.0001-30 GPa):
 A synchrotron X-ray powder diffraction study
 P = 29.0 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              93
_journal_page_last               98
_journal_volume                  88
_journal_year                    2003
_chemical_formula_structural     MgAl2O4
_chemical_formula_sum            'Al2 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.79994
_cell_length_b                   7.79994
_cell_length_c                   7.79994
_cell_formula_units_Z            8
_cell_volume                     474.541
_database_code_amcsd             0002954
_diffrn_ambient_pressure         2.9e+07
_exptl_crystal_density_diffrn    3.983
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        '(Al2 Mg) O4'
_cod_database_code               9002865
Synchrotron X-ray diffraction study of the structure and dehydration behavior of todorokite
Post, J. E.; Heaney, P. J.; Hanson, J. C.; American Mineralogist 88 (2003) 142–150; doi:

data_9002866
_publ_section_title
;
 Synchrotron X-ray diffraction study of the structure and dehydration
 behavior of todorokite
;
_journal_name_full               'American Mineralogist'
_journal_page_first              142
_journal_page_last               150
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'H8.16 Mg0.47 Mn6 O16.9'
_chemical_name_mineral           Todorokite
_space_group_IT_number           10
_symmetry_space_group_name_Hall  '-P 2y'
_symmetry_space_group_name_H-M   'P 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 94.47
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   9.769
_cell_length_b                   2.8512
_cell_length_c                   9.560
_cell_volume                     265.468
_database_code_amcsd             0002955
_exptl_crystal_density_diffrn    3.876
_cod_original_formula_sum        'Mn6 O16.9 Mg.47 H8.16'
_cod_database_code               9002866
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County, Maine at T = 15 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002867
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County,
 Maine at T = 15 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.04 H0.96 Li O4.96 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.320
_cell_angle_beta                 117.949
_cell_angle_gamma                91.784
_cell_length_a                   6.7114
_cell_length_b                   7.7048
_cell_length_c                   7.0187
_cell_formula_units_Z            4
_cell_volume                     320.159
_database_code_amcsd             0002956
_diffrn_ambient_temperature      15
_exptl_crystal_density_diffrn    3.029
_cod_original_formula_sum        'P Al O4.96 F.04 H.96 Li'
_cod_database_code               9002867
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County, Maine at T = 75 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002868
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County,
 Maine at T = 75 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.05 H0.95 Li O4.95 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.359
_cell_angle_beta                 117.960
_cell_angle_gamma                91.781
_cell_length_a                   6.7129
_cell_length_b                   7.7095
_cell_length_c                   7.0231
_cell_formula_units_Z            4
_cell_volume                     320.585
_database_code_amcsd             0002957
_diffrn_ambient_temperature      75
_exptl_crystal_density_diffrn    3.025
_cod_original_formula_sum        'P Al O4.95 F.05 H.95 Li'
_cod_database_code               9002868
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County, Maine at T = 150 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002869
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County,
 Maine at T = 150 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.04 H0.96 Li O4.96 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.343
_cell_angle_beta                 117.953
_cell_angle_gamma                91.778
_cell_length_a                   6.7158
_cell_length_b                   7.7113
_cell_length_c                   7.0232
_cell_formula_units_Z            4
_cell_volume                     320.829
_database_code_amcsd             0002958
_diffrn_ambient_temperature      150
_exptl_crystal_density_diffrn    3.022
_cod_original_formula_sum        'P Al O4.96 F.04 H.96 Li'
_cod_database_code               9002869
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County, Maine at T = 225 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002870
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County,
 Maine at T = 225 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.02 H0.98 Li O4.98 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.320
_cell_angle_beta                 117.953
_cell_angle_gamma                91.778
_cell_length_a                   6.7198
_cell_length_b                   7.7149
_cell_length_c                   7.0249
_cell_formula_units_Z            4
_cell_volume                     321.254
_database_code_amcsd             0002959
_diffrn_ambient_temperature      225
_exptl_crystal_density_diffrn    3.017
_cod_original_formula_sum        'P Al O4.98 F.02 H.98 Li'
_cod_database_code               9002870
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County, Maine at T = 295 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002871
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Dunton Gem Min, Oxford County,
 Maine at T = 295 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.04 H0.96 Li O4.96 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.302
_cell_angle_beta                 117.953
_cell_angle_gamma                91.773
_cell_length_a                   6.7234
_cell_length_b                   7.7181
_cell_length_c                   7.0258
_cell_formula_units_Z            4
_cell_volume                     321.607
_database_code_amcsd             0002960
_diffrn_ambient_temperature      295
_exptl_crystal_density_diffrn    3.015
_cod_original_formula_sum        'P Al O4.96 F.04 H.96 Li'
_cod_database_code               9002871
The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A combined powder and single-crystal neutron diffraction and solid-state Li MAS, CP MAS, and REDOR NMR study Sample: from Tanco Pegmatite, Bernic Lake, Manitoba at T = 15 K
Groat, L. A.; Chakoumakos, B. C.; Brouwer, D. H.; Hoffman, C. M.; Fyfe, C. A.; Morell, H.; Schultz, A. J.; American Mineralogist 88 (2003) 195–210; doi:

data_9002872
_publ_section_title
;The amblygonite (LiAlPO4F) - montebrasite (LiAlPO4OH) solid solution: A
 combined powder and single-crystal neutron diffraction and solid-state Li
 MAS, CP MAS, and REDOR NMR study Sample: from Tanco Pegmatite, Bernic Lake,
 Manitoba at T = 15 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              195
_journal_page_last               210
_journal_volume                  88
_journal_year                    2003
_chemical_formula_sum            'Al F0.45 H0.55 Li O4.55 P'
_chemical_name_mineral           Montebrasite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                91.013
_cell_angle_beta                 117.787
_cell_angle_gamma                91.383
_cell_length_a                   6.6861
_cell_length_b                   7.7004
_cell_length_c                   6.9610
_cell_formula_units_Z            4
_cell_volume                     316.802
_database_code_amcsd             0002961
_diffrn_ambient_temperature      15
_exptl_crystal_density_diffrn    3.078
_cod_original_formula_sum        'P Al O4.55 F.45 H.55 Li'
_cod_database_code               9002872