LMucko/crystallography-open-database huggingface dataset:
Modulated structure of a potassium-rich analog of eudialyte with a doubled parameter c
Rastsvetaeva, R.K.; Khomyakov, A.P.; Kristallografiya 46 (2001) 715–721; doi:

data_1526330
_publ_section_title
;
 Modulated structure of a potassium-rich analog of eudialyte with a
 doubled parameter c
;
_journal_name_full               Kristallografiya
_journal_page_first              715
_journal_page_last               721
_journal_volume                  46
_journal_year                    2001
_chemical_formula_sum
'Al0.19 Ca11.67 Ce0.03 Cl2.43 Fe2.19 H7.85 Hf0.06 K7.68 Mn0.36 Na27.31 Nb0.1 O150.8 Si51.51 Sr0.77 Ti0.6 Zr5.34'
_chemical_name_systematic
;
(Na27.31 Sr0.47) K7.68 (Ca11.67 Sr0.3 Ce0.03) (Fe2.19 Mn0.36) (Zr5.34 Ti0.6 
Hf0.06) (Si51.51 Nb0.1 Al0.19) O145.29 Cl2.43  (O H)3.17 (H2 O)2.34
;
_space_group_IT_number           160
_symmetry_space_group_name_Hall  'R 3 -2"'
_symmetry_space_group_name_H-M   'R 3 m :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            3
_cell_length_a                   14.249
_cell_length_b                   14.249
_cell_length_c                   60.969
_cell_volume                     10720.338
_citation_journal_id_ASTM        KRISAJ
_cod_data_source_file            Rastsvetaeva_KRISAJ_2001_1763.cif
_cod_data_source_block
H7.85Al0.19Ca11.67Ce0.03Cl2.43Fe2.19Hf0.06K7.68Mn0.36Na27.31Nb0.1O150.8Si51.51Sr0.77Ti0.6Zr5.34
_cod_original_cell_volume        10720.34
_cod_original_formula_sum
;
H7.85 Al0.19 Ca11.67 Ce0.03 Cl2.43 Fe2.19 Hf0.06 K7.68 Mn0.36 Na27.31 Nb0.1 
O150.8 Si51.51 Sr0.77 Ti0.6 Zr5.34
;
_cod_database_code               1526330
Darstellung und Kristallstruktur der bekannten Zintl-Phasen Cs3 Sb7 und Cs4 Sb2
Hirschle, C.; Roehr, C.; Zeitschrift fuer Anorganische und Allgemeine Chemie 626 (2000) 1992–1998; doi:

data_1526331
_publ_section_title
;
 Darstellung und Kristallstruktur der bekannten Zintl-Phasen Cs3 Sb7 und
 Cs4 Sb2
;
_journal_name_full
'Zeitschrift fuer Anorganische und Allgemeine Chemie'
_journal_page_first              1992
_journal_page_last               1998
_journal_volume                  626
_journal_year                    2000
_chemical_formula_sum            'Cs3 Sb7'
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 96.3
_cell_angle_gamma                90
_cell_formula_units_Z            16
_cell_length_a                   16.057
_cell_length_b                   15.711
_cell_length_c                   27.939
_cell_volume                     7005.650
_citation_journal_id_ASTM        ZAACAB
_cod_data_source_file            Hirschle_ZAACAB_2000_764.cif
_cod_data_source_block           Cs3Sb7
_cod_original_cell_volume        7005.649
_cod_database_code               1526331
Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
Ratuszna, A.; Malecki, G.; Materials Science Forum 321 (2000) 947–953; doi:

data_1526332
_publ_section_title
;
 Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C
 N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
;
_journal_name_full               'Materials Science Forum'
_journal_page_first              947
_journal_page_last               953
_journal_volume                  321
_journal_year                    2000
_chemical_formula_sum            'C6 H18 Co Cu K N6 O9'
_chemical_name_systematic        'K Cu (Co (C N)6) (H2 O)9'
_space_group_IT_number           225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.997
_cell_length_b                   9.997
_cell_length_c                   9.997
_cell_volume                     999.100
_citation_journal_id_ASTM        MSFOEP
_cod_data_source_file            Ratuszna_MSFOEP_2000_352.cif
_cod_data_source_block           C6H18Co1Cu1K1N6O9
_cod_original_cell_volume        999.1002
_cod_original_formula_sum        'C6 H18 Co1 Cu1 K1 N6 O9'
_cod_database_code               1526332
Darstellung und Kristallstruktur der bekannten Zintl-Phasen Cs3 Sb7und Cs4 Sb2
Hirschle, C.; Roehr, C.; Zeitschrift fuer Anorganische und Allgemeine Chemie 626 (2000) 1992–1998; doi:

data_1526333
_publ_section_title
;
 Darstellung und Kristallstruktur der bekannten Zintl-Phasen Cs3 Sb7und
 Cs4 Sb2
;
_journal_name_full
'Zeitschrift fuer Anorganische und Allgemeine Chemie'
_journal_page_first              1992
_journal_page_last               1998
_journal_volume                  626
_journal_year                    2000
_chemical_formula_sum            'Cs4 Sb2'
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.985
_cell_length_b                   6.319
_cell_length_c                   10.995
_cell_volume                     1110.596
_citation_journal_id_ASTM        ZAACAB
_cod_data_source_file            Hirschle_ZAACAB_2000_765.cif
_cod_data_source_block           Cs4Sb2
_cod_database_code               1526333
Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
Ratuszna, A.; Malecki, G.; Materials Science Forum 321 (2000) 947–953; doi:

data_1526334
_publ_section_title
;
 Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C
 N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
;
_journal_name_full               'Materials Science Forum'
_journal_page_first              947
_journal_page_last               953
_journal_volume                  321
_journal_year                    2000
_chemical_formula_sum            'C6 H22.56 Co2 K N6 O11.28'
_chemical_name_systematic        'K Co (Co (C N)6) (H2 O)11.28'
_space_group_IT_number           225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.227
_cell_length_b                   10.227
_cell_length_c                   10.227
_cell_volume                     1069.658
_citation_journal_id_ASTM        MSFOEP
_cod_data_source_file            Ratuszna_MSFOEP_2000_353.cif
_cod_data_source_block           C6H22.56Co2K1N6O11.28
_cod_original_formula_sum        'C6 H22.56 Co2 K1 N6 O11.28'
_cod_database_code               1526334
High-temperature synthesis, crystal structure, optical properties and magnetism of the carbidonitridosilicates Ho2 (Si4 N6 C) and Tb2(Si4 N6 C)
Hoeppe, H.A.; Kotzyba, G.; Schnick, W.; Poettgen, R.; Journal of Materials Chemistry 11 (2001) 3300–3306; doi:

data_7221297
_publ_section_title
;
 High-temperature synthesis, crystal structure, optical properties and
 magnetism of the carbidonitridosilicates Ho2 (Si4 N6 C) and Tb2(Si4 N6 C)
;
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              3300
_journal_page_last               3306
_journal_volume                  11
_journal_year                    2001
_chemical_formula_sum            'C Ho2 N6 Si4'
_chemical_name_systematic        'Ho2 (Si4 N6 C)'
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 119.58
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.9314
_cell_length_b                   9.8974
_cell_length_c                   11.8859
_cell_volume                     606.825
_citation_journal_id_ASTM        JMACEP
_cod_data_source_file            Hoeppe_JMACEP_2001_1808.cif
_cod_data_source_block           C1Ho2N6Si4
_cod_original_cell_volume        606.8251
_cod_original_formula_sum        'C1 Ho2 N6 Si4'
_cod_database_code               7221297
Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
Ratuszna, A.; Malecki, G.; Materials Science Forum 321 (2000) 947–953; doi:

data_1526335
_publ_section_title
;
 Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C
 N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
;
_journal_name_full               'Materials Science Forum'
_journal_page_first              947
_journal_page_last               953
_journal_volume                  321
_journal_year                    2000
_chemical_formula_sum            'C6 H19.2 Co K N6 Ni O9.6'
_chemical_name_systematic        'K Ni (Co (C N)6) (H2 O)9.6'
_space_group_IT_number           225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.093
_cell_length_b                   10.093
_cell_length_c                   10.093
_cell_volume                     1028.160
_citation_journal_id_ASTM        MSFOEP
_cod_data_source_file            Ratuszna_MSFOEP_2000_354.cif
_cod_data_source_block           C6H19.2Co1K1N6Ni1O9.6
_cod_original_cell_volume        1028.16
_cod_original_formula_sum        'C6 H19.2 Co1 K1 N6 Ni1 O9.6'
_cod_database_code               1526335
The crystal structure of In6 Se7
Hogg, J.H.C.; Acta Crystallographica B (24,1968-38,1982) 27 (1971) 1630–1634; doi:

data_2106208
_publ_section_title
;
 The crystal structure of In6 Se7
;
_journal_name_full               'Acta Crystallographica B (24,1968-38,1982)'
_journal_page_first              1630
_journal_page_last               1634
_journal_volume                  27
_journal_year                    1971
_chemical_formula_sum            'In6 Se7'
_space_group_IT_number           4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_cell_angle_alpha                90
_cell_angle_beta                 109.34
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.43
_cell_length_b                   4.063
_cell_length_c                   18.378
_cell_volume                     664.402
_citation_journal_id_ASTM        ACBCAR
_cod_data_source_file            Hogg_ACBCAR_1971_83.cif
_cod_data_source_block           In6Se7
_cod_database_code               2106208
Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
Ratuszna, A.; Malecki, G.; Materials Science Forum 321 (2000) 947–953; doi:

data_1526336
_publ_section_title
;
 Crystal structure of cubic K Me (M (C N)6)2 and monoclinic Mn3 (Fe (C
 N)6)2 with Me = Co, Ni, Cu; M = Co, Fe
;
_journal_name_full               'Materials Science Forum'
_journal_page_first              947
_journal_page_last               953
_journal_volume                  321
_journal_year                    2000
_chemical_formula_sum            'C12 H4 Fe2 Mn3 N12 O2'
_chemical_name_systematic        'Mn3 (Fe (C N)6)2 (H2 O)2'
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 92.92
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.121
_cell_length_b                   10.117
_cell_length_c                   10.136
_cell_volume                     1036.520
_citation_journal_id_ASTM        MSFOEP
_cod_data_source_file            Ratuszna_MSFOEP_2000_355.cif
_cod_data_source_block           C12H4Fe2Mn3N12O2
_cod_original_cell_volume        1036.52
_cod_database_code               1526336
Rinmanite, Zn2 Sb2 Mg2 Fe4 O14 (O H)2, a new mineral species with a nolanite-type structure from the Garpenberg Norra mine, Dalarna, Sweden
Holtstam, D.; Gatedal, K.; Soderberg, K.; Norrestam, R.; Canadian Mineralogist 39 (2001) 1675–1683; doi:

data_1526337
_publ_section_title
;
 Rinmanite, Zn2 Sb2 Mg2 Fe4 O14 (O H)2, a new mineral species with a
 nolanite-type structure from the Garpenberg Norra mine, Dalarna, Sweden
;
_journal_name_full               'Canadian Mineralogist'
_journal_page_first              1675
_journal_page_last               1683
_journal_volume                  39
_journal_year                    2001
_chemical_formula_sum            'Fe3.55 H2 Mg2.45 O16 Sb2 Zn2'
_chemical_name_systematic        'Zn2 Sb2 Mg2.45 Fe3.55 O14 (O H)2'
_space_group_IT_number           186
_symmetry_space_group_name_Hall  'P 6c -2c'
_symmetry_space_group_name_H-M   'P 63 m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            1
_cell_length_a                   5.993
_cell_length_b                   5.993
_cell_length_c                   9.335
_cell_volume                     290.358
_citation_journal_id_ASTM        CAMIA6
_cod_data_source_file            Holtstam_CAMIA6_2001_1028.cif
_cod_data_source_block           H2Fe3.55Mg2.45O16Sb2Zn2
_cod_original_cell_volume        290.3578
_cod_original_formula_sum        'H2 Fe3.55 Mg2.45 O16 Sb2 Zn2'
_cod_database_code               1526337
Structure of Ti4 Al N3 - a layered Mn+1 A Xn nitride
Rawn, C.J.; Barsoum, M.W.; El-Raghy, T.; Procipio, A.; Hubbard, C.R.; Hoffmann, C.M.; Materials Research Bulletin 35 (2000) 1785–1796; doi:

data_1526338
_publ_section_title
;
 Structure of Ti4 Al N3 - a layered Mn+1 A Xn nitride
;
_journal_name_full               'Materials Research Bulletin'
_journal_page_first              1785
_journal_page_last               1796
_journal_volume                  35
_journal_year                    2000
_chemical_formula_sum            'Al N3 Ti4'
_chemical_name_systematic        'Ti4 Al N3'
_space_group_IT_number           194
_symmetry_space_group_name_Hall  '-P 6c 2c'
_symmetry_space_group_name_H-M   'P 63/m m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   2.991
_cell_length_b                   2.991
_cell_length_c                   23.396
_cell_volume                     181.261
_citation_journal_id_ASTM        MRBUAC
_cod_data_source_file            Rawn_MRBUAC_2000_304.cif
_cod_data_source_block           Al1N3Ti4
_cod_original_cell_volume        181.2613
_cod_original_formula_sum        'Al1 N3 Ti4'
_cod_database_code               1526338
Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
Hong, C.S.; Lee, K.W.; Kim, W.S.; Hur, N.H.; Chi, E.O.; Lee, C.H.; Chemistry of Materials (1,1989-) 13 (2001) 945–951; doi:

data_4002332
_publ_section_title
;
 Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
;
_journal_name_full               'Chemistry of Materials (1,1989-)'
_journal_page_first              945
_journal_page_last               951
_journal_volume                  13
_journal_year                    2001
_chemical_formula_sum            'La0.5 Mn O4 Sr1.5'
_chemical_name_systematic        '(La0.5 Sr1.5) (Mn O4)'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.8611
_cell_length_b                   3.8611
_cell_length_c                   12.4258
_cell_volume                     185.245
_citation_journal_id_ASTM        CMATEX
_cod_data_source_file            Hong_CMATEX_2001_966.cif
_cod_data_source_block           La0.5Mn1O4Sr1.5
_cod_original_formula_sum        'La0.5 Mn1 O4 Sr1.5'
_cod_database_code               4002332
Structure of Ti3 Si C2
Rawn, C.J.; Payzant, E.A.; Hubbard, C.R.; Barsoum, M.W.; El-Raghy, T.; Materials Science Forum 321 (2000) 889–892; doi:

data_1526339
_publ_section_title
;
 Structure of Ti3 Si C2
;
_journal_name_full               'Materials Science Forum'
_journal_page_first              889
_journal_page_last               892
_journal_volume                  321
_journal_year                    2000
_chemical_formula_sum            'C2 Si Ti3'
_chemical_name_systematic        'Ti3 Si C2'
_space_group_IT_number           194
_symmetry_space_group_name_Hall  '-P 6c 2c'
_symmetry_space_group_name_H-M   'P 63/m m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   3.0654
_cell_length_b                   3.0654
_cell_length_c                   17.635
_cell_volume                     143.509
_citation_journal_id_ASTM        MSFOEP
_cod_data_source_file            Rawn_MSFOEP_2000_348.cif
_cod_data_source_block           C2Si1Ti3
_cod_original_cell_volume        143.5094
_cod_original_formula_sum        'C2 Si1 Ti3'
_cod_database_code               1526339
Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
Hong, C.S.; Chi, E.O.; Lee, K.W.; Hur, N.H.; Kim, W.S.; Lee, C.H.; Chemistry of Materials (1,1989-) 13 (2001) 945–951; doi:

data_4002333
_publ_section_title
;
 Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
;
_journal_name_full               'Chemistry of Materials (1,1989-)'
_journal_page_first              945
_journal_page_last               951
_journal_volume                  13
_journal_year                    2001
_chemical_formula_sum            'Mn O4 Pr0.5 Sr1.5'
_chemical_name_systematic        '(Pr0.5 Sr1.5) (Mn O4)'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.8362
_cell_length_b                   3.8362
_cell_length_c                   12.395
_cell_volume                     182.410
_citation_journal_id_ASTM        CMATEX
_cod_data_source_file            Hong_CMATEX_2001_967.cif
_cod_data_source_block           Mn1O4Pr0.5Sr1.5
_cod_original_cell_volume        182.4102
_cod_original_formula_sum        'Mn1 O4 Pr0.5 Sr1.5'
_cod_database_code               4002333
The Crystal Structure of Cu V O3, a Distorted Ilmenite-Type Derivative
Rea, J.R.; Bless, P.W.; Kostiner, E.; Journal of Solid State Chemistry 5 (1972) 446–451; doi:

data_1526340
_publ_section_title
;
 The Crystal Structure of Cu V O3, a Distorted Ilmenite-Type Derivative
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              446
_journal_page_last               451
_journal_volume                  5
_journal_year                    1972
_chemical_formula_sum            'Cu O3 V'
_chemical_name_systematic        'Cu V O3'
_space_group_IT_number           1
_symmetry_space_group_name_Hall  'P 1'
_symmetry_space_group_name_H-M   'P 1'
_cell_angle_alpha                90.32
_cell_angle_beta                 119.31
_cell_angle_gamma                63.93
_cell_formula_units_Z            1
_cell_length_a                   4.9646
_cell_length_b                   5.4023
_cell_length_c                   4.9154
_cell_volume                     99.496
_citation_journal_id_ASTM        JSSCBI
_cod_data_source_file            Rea_JSSCBI_1972_1845.cif
_cod_data_source_block           Cu1O3V1
_cod_original_cell_volume        99.49582
_cod_original_formula_sum        'Cu1 O3 V1'
_cod_database_code               1526340
Mn-Mg disordering in cummingtonite: a high-temperature neutron powder diffraction study
Reece, J.J.; Redfern, S.A.T.; Welch, M.D.; Henderson, C.M.B.; Mineralogical Magazine (1969-) 64 (2000) 255–266; doi:

data_1526341
_publ_section_title
;
 Mn-Mg disordering in cummingtonite: a high-temperature neutron powder
 diffraction study
;
_journal_name_full               'Mineralogical Magazine (1969-)'
_journal_page_first              255
_journal_page_last               266
_journal_volume                  64
_journal_year                    2000
_chemical_formula_sum            'Ca0.41 H2 Mg5.32 Mn1.14 Na0.13 O24 Si8'
_chemical_name_systematic
;
(Na0.13 Ca0.41 Mg0.45 Mn1.01) (Mg4.87 Mn0.13) Si8 O22 (O H)2
;
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 102.569
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.5611
_cell_length_b                   18.04579
_cell_length_c                   5.3056
_cell_volume                     893.477
_citation_journal_id_ASTM        MNLMBB
_cod_data_source_file            Reece_MNLMBB_2000_273.cif
_cod_data_source_block           H2Ca0.41Mg5.32Mn1.14Na0.13O24Si8
_cod_original_cell_volume        893.4772
_cod_original_formula_sum        'H2 Ca0.41 Mg5.32 Mn1.14 Na0.13 O24 Si8'
_cod_database_code               1526341
Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
Hong, C.S.; Hur, N.H.; Chi, E.O.; Kim, W.S.; Lee, K.W.; Lee, C.H.; Chemistry of Materials (1,1989-) 13 (2001) 945–951; doi:

data_4002334
_publ_section_title
;
 Magnetic properties and structural evolution in Nd0.5 Sr1.5 Mn O4
;
_journal_name_full               'Chemistry of Materials (1,1989-)'
_journal_page_first              945
_journal_page_last               951
_journal_volume                  13
_journal_year                    2001
_chemical_formula_sum            'Mn Nd0.5 O4 Sr1.5'
_chemical_name_systematic        '(Nd0.5 Sr1.5) (Mn O4)'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   3.8311
_cell_length_b                   3.8311
_cell_length_c                   12.3685
_cell_volume                     181.537
_citation_journal_id_ASTM        CMATEX
_cod_data_source_file            Hong_CMATEX_2001_969.cif
_cod_data_source_block           Mn1Nd0.5O4Sr1.5
_cod_original_cell_volume        181.5365
_cod_original_formula_sum        'Mn1 Nd0.5 O4 Sr1.5'
_cod_database_code               4002334
Mn-Mg disordering in cummingtonite: a high-temperature neutron powder diffraction study
Reece, J.J.; Welch, M.D.; Redfern, S.A.T.; Henderson, C.M.B.; Mineralogical Magazine (1969-) 64 (2000) 255–266; doi:

data_1526342
_publ_section_title
;
 Mn-Mg disordering in cummingtonite: a high-temperature neutron powder
 diffraction study
;
_journal_name_full               'Mineralogical Magazine (1969-)'
_journal_page_first              255
_journal_page_last               266
_journal_volume                  64
_journal_year                    2000
_chemical_formula_sum            'Ca0.41 H2 Mg5.318 Mn1.142 Na0.13 O24 Si8'
_chemical_name_systematic
;
(Na0.13 Ca0.41 Mg0.452 Mn1.008) (Mg4.866 Mn0.134) Si8 O22 (O H)2
;
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 102.493
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.5824
_cell_length_b                   18.07669
_cell_length_c                   5.3104
_cell_volume                     898.077
_citation_journal_id_ASTM        MNLMBB
_cod_data_source_file            Reece_MNLMBB_2000_274.cif
_cod_data_source_block           H2Ca0.41Mg5.318Mn1.142Na0.13O24Si8
_cod_original_cell_volume        898.0774
_cod_original_formula_sum        'H2 Ca0.41 Mg5.318 Mn1.142 Na0.13 O24 Si8'
_cod_database_code               1526342