LMucko/crystallography-open-database huggingface dataset:
The crystal structure of aravaipaite
Kampf, A. R.; American Mineralogist 86 (2001) 927–931; doi:

data_9002570
_publ_section_title
;
 The crystal structure of aravaipaite
;
_journal_name_full               'American Mineralogist'
_journal_page_first              927
_journal_page_last               931
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'Al F9 O Pb3'
_chemical_name_mineral           Aravaipaite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 94.013
_cell_angle_gamma                90
_cell_length_a                   25.048
_cell_length_b                   5.8459
_cell_length_c                   5.6805
_cell_formula_units_Z            4
_cell_volume                     829.745
_database_code_amcsd             0002659
_exptl_crystal_density_diffrn    6.689
_cod_original_cell_volume        829.746
_cod_original_formula_sum        'Pb3 Al F9 O'
_cod_database_code               9002570
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample from Val Malenco, Italy at T = 295 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002571
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample from Val Malenco, Italy at T = 295 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'Fe0.91 H0.92 Mg7.63 O18 Si4 Ti0.454'
_chemical_name_mineral           Hydroxylclinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                101.042
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7344
_cell_length_b                   10.286
_cell_length_c                   13.713
_cell_formula_units_Z            2
_cell_volume                     655.433
_database_code_amcsd             0002660
_diffrn_ambient_temperature      295
_exptl_crystal_density_diffrn    3.340
_cod_original_formula_sum        'Mg7.63 Fe.91 Ti.454 Si4 O18 H.92'
_cod_database_code               9002571
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Val Malenco, Italy at T = 100 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002572
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Val Malenco, Italy at T = 100 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'Fe0.91 H0.96 Mg7.65 O18 Si4 Ti0.454'
_chemical_name_mineral           Hydroxylclinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                101.004
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7282
_cell_length_b                   10.273
_cell_length_c                   13.702
_cell_formula_units_Z            2
_cell_volume                     653.308
_database_code_amcsd             0002661
_diffrn_ambient_temperature      100
_exptl_crystal_density_diffrn    3.354
_cod_original_formula_sum        'Mg7.65 Fe.91 Ti.454 Si4 O18 H.96'
_cod_database_code               9002572
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Val Malenco, Italy at T = 20 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002573
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Val Malenco, Italy at T = 20 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'Fe0.87 H0.94 Mg7.69 O18 Si4 Ti0.454'
_chemical_name_mineral           Hydroxylclinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                101.029
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7313
_cell_length_b                   10.274
_cell_length_c                   13.695
_cell_formula_units_Z            2
_cell_volume                     653.410
_database_code_amcsd             0002662
_diffrn_ambient_temperature      20
_exptl_crystal_density_diffrn    3.347
_cod_original_formula_sum        'Mg7.69 Fe.87 Ti.454 Si4 O18 H.94'
_cod_database_code               9002573
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 295 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002574
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 295 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F1.08 H0.8 Mg8.792 O16.88 Si4 Ti0.208'
_chemical_name_mineral           Clinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                100.909
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7404
_cell_length_b                   10.2380
_cell_length_c                   13.651
_cell_formula_units_Z            2
_cell_volume                     650.541
_database_code_amcsd             0002663
_diffrn_ambient_temperature      295
_exptl_crystal_density_diffrn    3.203
_cod_original_formula_sum        'Mg8.792 Ti.208 Si4 O16.88 H.8 F1.08'
_cod_database_code               9002574
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 100 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002575
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 100 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F0.98 H0.82 Mg8.772 O17.04 Si4 Ti0.228'
_chemical_name_mineral           Clinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                100.904
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7366
_cell_length_b                   10.226
_cell_length_c                   13.636
_cell_formula_units_Z            2
_cell_volume                     648.555
_database_code_amcsd             0002664
_diffrn_ambient_temperature      100
_exptl_crystal_density_diffrn    3.219
_cod_original_formula_sum        'Mg8.772 Ti.228 Si4 O17.04 H.82 F.98'
_cod_database_code               9002575
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 20 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002576
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Kukh-i-Lal, Pamir, Tadjikistan at T = 20 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F0.98 H0.84 Mg8.784 O17.04 Si4 Ti0.216'
_chemical_name_mineral           Clinohumite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                100.904
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7362
_cell_length_b                   10.226
_cell_length_c                   13.635
_cell_formula_units_Z            2
_cell_volume                     648.453
_database_code_amcsd             0002665
_diffrn_ambient_temperature      20
_exptl_crystal_density_diffrn    3.218
_cod_original_formula_sum        'Mg8.784 Ti.216 Si4 O17.04 H.84 F.98'
_cod_database_code               9002576
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample from Tilley Foster Mine, Brewster, NY at T = 295 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002577
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample from Tilley Foster Mine, Brewster, NY at T = 295 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F1.14 Fe0.12 H0.86 Mg4.88 O8.86 Si2'
_chemical_name_mineral           Chondrodite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                109.097
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7401
_cell_length_b                   10.2843
_cell_length_c                   7.8831
_cell_formula_units_Z            2
_cell_volume                     363.141
_database_code_amcsd             0002666
_diffrn_ambient_temperature      295
_exptl_crystal_density_diffrn    3.162
_cod_original_formula_sum        'Mg4.88 Fe.12 Si2 O8.86 H.86 F1.14'
_cod_database_code               9002577
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample: from Tilley Foster Mine, Brewster, NY at T = 100 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002578
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample: from Tilley Foster Mine, Brewster, NY at T = 100 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F1.136 Fe0.11 H0.864 Mg4.89 O8.864 Si2'
_chemical_name_mineral           Chondrodite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                109.060
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7345
_cell_length_b                   10.2674
_cell_length_c                   7.8716
_cell_formula_units_Z            2
_cell_volume                     361.669
_database_code_amcsd             0002667
_diffrn_ambient_temperature      100
_exptl_crystal_density_diffrn    3.172
_cod_original_formula_sum        'Mg4.89 Fe.11 Si2 O8.864 H.864 F1.136'
_cod_database_code               9002578
Temperature-dependent single-crystal neutron diffraction study of natural chondrodite and clinohumite Sample from Tilley Foster Mine, Brewster, NY at T = 10 K
Friedrich, A.; Lager, G. A.; Kunz, M.; Chakoumakos, B. C.; Smyth, J. R.; Schultz, A. J.; American Mineralogist 86 (2001) 981–989; doi:

data_9002579
_publ_section_title
;
 Temperature-dependent single-crystal neutron diffraction study of natural
 chondrodite and clinohumite
 Sample from Tilley Foster Mine, Brewster, NY at T = 10 K
;
_journal_name_full               'American Mineralogist'
_journal_page_first              981
_journal_page_last               989
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'F1.156 Fe0.11 H0.844 Mg4.89 O8.844 Si2'
_chemical_name_mineral           Chondrodite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2xab'
_symmetry_space_group_name_H-M   'P 21/b 1 1'
_cell_angle_alpha                109.052
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7321
_cell_length_b                   10.2641
_cell_length_c                   7.8673
_cell_formula_units_Z            2
_cell_volume                     361.189
_database_code_amcsd             0002668
_diffrn_ambient_temperature      10
_exptl_crystal_density_diffrn    3.177
_cod_original_formula_sum        'Mg4.89 Fe.11 Si2 O8.844 H.844 F1.156'
_cod_database_code               9002579
On the symmetry and crystal chemistry of britholite: New structural and microanalytical data Sample: CAPR in volcanic ejectum from Capranica, Latium, Italy
Oberti, R.; Ottolini, L.; Della Ventura, G.; Parodi, G. C.; American Mineralogist 86 (2001) 1066–1075; doi:

data_9002580
_publ_section_title
;
 On the symmetry and crystal chemistry of britholite:
 New structural and microanalytical data
 Sample: CAPR in volcanic ejectum from Capranica, Latium, Italy
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1066
_journal_page_last               1075
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum
;B0.09 Ca2.45 Ce1.05 F0.88 H0.12 La0.55 Nd0.3 O12.12 P0.12 Pr0.1 Si2.79 Sm0.05
 Th0.35 U0.05 Y0.1
;
_chemical_name_mineral           Fluorbritholite-(Ce)
_space_group_IT_number           173
_symmetry_space_group_name_Hall  'P 6c'
_symmetry_space_group_name_H-M   'P 63'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.547
_cell_length_b                   9.547
_cell_length_c                   6.991
_cell_volume                     551.828
_database_code_amcsd             0002669
_exptl_crystal_density_diffrn    4.709
_cod_original_formula_sum
;(Si2.79 B.09 P.12) (Ca2.45 Y.1 La.55 Ce1.05 Pr.1 Nd.3 Sm.05 Th.35 U.05)
 O12.12 (F.88 H.12)
;
_cod_database_code               9002580
On the symmetry and crystal chemistry of britholite: New structural and microanalytical data Sample: LOS from Rouma Island, Guinea
Oberti, R.; Ottolini, L.; Della Ventura, G.; Parodi, G. C.; American Mineralogist 86 (2001) 1066–1075; doi:

data_9002581
_publ_section_title
;
 On the symmetry and crystal chemistry of britholite:
 New structural and microanalytical data
 Sample: LOS from Rouma Island, Guinea
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1066
_journal_page_last               1075
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum
'Ca1.03 Ce1.67 F0.88 H0.12 La1.47 Na0.5 Nd0.23 O12.12 P0.39 Pr0.1 Si2.55'
_chemical_name_mineral           Fluorbritholite-(Ce)
_space_group_IT_number           173
_symmetry_space_group_name_Hall  'P 6c'
_symmetry_space_group_name_H-M   'P 63'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.682
_cell_length_b                   9.682
_cell_length_c                   7.066
_cell_volume                     573.633
_database_code_amcsd             0002670
_exptl_crystal_density_diffrn    4.821
_cod_original_formula_sum
'Si2.55 P.39 Na.5 Ca1.03 La1.47 Ce1.67 Pr.1 Nd.23 O12.12 F.88 H.12'
_cod_database_code               9002581
Crystal structure of novel high-pressure perovskite K2/3Th1/3TiO3, a possible host for Th in the upper mantle
Chakhmouradian, A. R.; Mitchell, R. H.; American Mineralogist 86 (2001) 1076–1080; doi:

data_9002582
_publ_section_title
;
 Crystal structure of novel high-pressure perovskite K2/3Th1/3TiO3,
 a possible host for Th in the upper mantle
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1076
_journal_page_last               1080
_journal_volume                  86
_journal_year                    2001
_chemical_formula_structural     (K.67Th.33)TiO3
_chemical_formula_sum            'K0.69 O3 Th0.31 Ti'
_space_group_IT_number           123
_symmetry_space_group_name_Hall  '-P 4 2'
_symmetry_space_group_name_H-M   'P 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   3.9007
_cell_length_b                   3.9007
_cell_length_c                   7.8099
_cell_formula_units_Z            2
_cell_volume                     118.831
_database_code_amcsd             0002671
_exptl_crystal_density_diffrn    5.444
_cod_original_formula_sum        '(K.69 Th.31) Ti O3'
_cod_database_code               9002582
_amcsd_formula_title             (K.67Th.33)TiO3
Ronneburgite, K2MnV4O12, a new mineral from Ronneburg, Thuringia, Germany: Description and crystal structure
Witzke, T.; Zhen, S.; Seff, K.; Doering, T.; Nasdala, L.; Kolitsch, U.; American Mineralogist 86 (2001) 1081–1086; doi:

data_9002583
_publ_section_title
;
 Ronneburgite, K2MnV4O12, a new mineral from Ronneburg, Thuringia, Germany:
 Description and crystal structure
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1081
_journal_page_last               1086
_journal_volume                  86
_journal_year                    2001
_chemical_formula_sum            'K2 Mn O12 V4'
_chemical_name_mineral           Ronneburgite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 109.74
_cell_angle_gamma                90
_cell_length_a                   8.183
_cell_length_b                   9.247
_cell_length_c                   8.651
_cell_formula_units_Z            2
_cell_volume                     616.138
_database_code_amcsd             0002672
_exptl_crystal_density_diffrn    2.851
_cod_original_formula_sum        'Mn V4 K2 O12'
_cod_database_code               9002583
Sicherite, TlAg2(As,Sb)3S6 - a new sulfosalt from Lengenbach (Binntal, Switzerland): Description and structure determination Locality: Legenbach quarry, Binnatal, Switzerland
Graeser, S.; Berlepsch, P.; Makovicky, E.; Balic-Zunic T; American Mineralogist 86 (2001) 1087–1093; doi:

data_9002584
_publ_section_title
;Sicherite, TlAg2(As,Sb)3S6 - a new sulfosalt from Lengenbach (Binntal,
 Switzerland): Description and structure determination Locality: Legenbach
 quarry, Binnatal, Switzerland
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1087
_journal_page_last               1093
_journal_volume                  86
_journal_year                    2001
_chemical_compound_source        'Lengenbach quarry, Binnatal, Switzerland'
_chemical_formula_sum            'Ag2 As2.03 S6 Sb0.97 Tl'
_chemical_name_mineral           Sicherite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2bc 2a'
_symmetry_space_group_name_H-M   'P m n b'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   12.418
_cell_length_b                   15.427
_cell_length_c                   5.6895
_cell_formula_units_Z            4
_cell_volume                     1089.952
_database_code_amcsd             0002673
_exptl_crystal_density_diffrn    5.379
_cod_original_formula_sum        'Tl Ag2 As2.03 Sb.97 S6'
_cod_database_code               9002584
Composition and temperature dependence of cation ordering in Ni-Mg olivine solid solutions: a time-of-flight neutron powder diffraction and EXAFS study Sample: Mg85Ni15 at room temperature
Henderson, C. M. B.; Redfern, S. A. T.; Smith, R. I.; Knight, K. S.; Charnock, J. M.; American Mineralogist 86 (2001) 1170–1187; doi:

data_9002585
_publ_section_title
;Composition and temperature dependence of cation ordering in Ni-Mg olivine
 solid solutions: a time-of-flight neutron powder diffraction and EXAFS study
 Sample: Mg85Ni15 at room temperature
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1170
_journal_page_last               1187
_journal_volume                  86
_journal_year                    2001
_chemical_formula_structural     Mg1.7Ni0.3(SiO4)
_chemical_formula_sum            'Mg1.7 Ni0.3 O4 Si'
_chemical_name_mineral           Olivine
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2ab'
_symmetry_space_group_name_H-M   'P b n m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7515
_cell_length_b                   10.199
_cell_length_c                   5.9696
_cell_formula_units_Z            4
_cell_volume                     289.290
_database_code_amcsd             0002674
_exptl_crystal_density_diffrn    3.467
_cod_original_formula_sum        'Si O4 (Ni.3 Mg1.7)'
_cod_database_code               9002585
Composition and temperature dependence of cation ordering in Ni-Mg olivine solid solutions: A time-of-flight neutron powder diffraction and EXAFS study Sample: Mg80Ni20 at room temperature
Henderson, C. M. B.; Redfern, S. A. T.; Smith, R. I.; Knight, K. S.; Charnock, J. M.; American Mineralogist 86 (2001) 1170–1187; doi:

data_9002586
_publ_section_title
;Composition and temperature dependence of cation ordering in Ni-Mg olivine
 solid solutions: A time-of-flight neutron powder diffraction and EXAFS study
 Sample: Mg80Ni20 at room temperature
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1170
_journal_page_last               1187
_journal_volume                  86
_journal_year                    2001
_chemical_formula_structural     Mg1.6Ni0.4(SiO4)
_chemical_formula_sum            'Mg1.6 Ni0.4 O4 Si'
_chemical_name_mineral           Olivine
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2ab'
_symmetry_space_group_name_H-M   'P b n m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.7487
_cell_length_b                   10.201
_cell_length_c                   5.9678
_cell_formula_units_Z            4
_cell_volume                     289.089
_database_code_amcsd             0002675
_exptl_crystal_density_diffrn    3.549
_cod_original_formula_sum        'Si O4 (Ni.4 Mg1.6)'
_cod_database_code               9002586