LMucko/crystallography-open-database huggingface dataset:
Synthesis and structure of IR-transparent rare-earth selenides K Ln2 Cu Se4 (Ln = Ho, Er)
Zeng, H.-Y.; Mao, J.-G.; Huang, J.-S.; Chen, J.-T.; Dong Zhenchao; Guo, G.-C.; Journal of Alloys Compd. 336 (2002) 148–153; doi:

data_1532427
_publ_section_title
;
 Synthesis and structure of IR-transparent rare-earth selenides K Ln2 Cu
 Se4 (Ln = Ho, Er)
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              148
_journal_page_last               153
_journal_volume                  336
_journal_year                    2002
_chemical_formula_sum            'Cu Er2 K Se4'
_chemical_name_systematic        'K Er2 Cu Se4'
_space_group_IT_number           63
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.061
_cell_length_b                   13.748
_cell_length_c                   14.15
_cell_volume                     790.003
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zeng_JALCEU_2002_435.cif
_cod_data_source_block           Cu1Er2K1Se4
_cod_original_cell_volume        790.0034
_cod_original_formula_sum        'Cu1 Er2 K1 Se4'
_cod_database_code               1532427
Refinement of the crystal structure of Fe6 Ge6 Ho
Zeng, L.-M.; Franzen, H.F.; Liang, J.-L.; Nie, Y.-Y.; Journal of Alloys Compd. 337 (2002) 186–188; doi:

data_1532428
_publ_section_title
;
 Refinement of the crystal structure of Fe6 Ge6 Ho
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              186
_journal_page_last               188
_journal_volume                  337
_journal_year                    2002
_chemical_formula_sum            'Fe3 Ge2.96 Ho0.528'
_chemical_name_systematic        'Fe3 Ho0.528 Ge2.96'
_space_group_IT_number           191
_symmetry_space_group_name_Hall  '-P 6 2'
_symmetry_space_group_name_H-M   'P 6/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            1
_cell_length_a                   5.102
_cell_length_b                   5.102
_cell_length_c                   4.05
_cell_volume                     91.299
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zeng_JALCEU_2002_455.cif
_cod_data_source_block           Fe3Ge2.96Ho0.528
_cod_original_cell_volume        91.29913
_cod_database_code               1532428
Synthesis and crystal structure of Ho4 S3 Si2 O7
Zeng, H.-Y.; Mao, J.-G.; Dong Zhenchao; Guo, G.-C.; Huang, J.-S.; Jiegon Huaxue 21 (2002) 157–160; doi:

data_1532429
_publ_section_title
;
 Synthesis and crystal structure of Ho4 S3 Si2 O7
;
_journal_name_full               'Jiegon Huaxue'
_journal_page_first              157
_journal_page_last               160
_journal_volume                  21
_journal_year                    2002
_chemical_formula_sum            'Ho4 O7 S3 Si2'
_chemical_name_systematic        'Ho4 S3 (Si2 O7)'
_space_group_IT_number           141
_symmetry_space_group_name_Hall  '-I 4bd 2'
_symmetry_space_group_name_H-M   'I 41/a m d :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.666
_cell_length_b                   11.666
_cell_length_c                   13.593
_cell_volume                     1849.947
_citation_journal_id_ASTM        JHUADF
_cod_data_source_file            Zeng_JHUADF_2002_1145.cif
_cod_data_source_block           Ho4O7S3Si2
_cod_database_code               1532429
Synthesis annd single crystal structure of Rb Er2 Cu3 Se5
Zeng, H.-Y.; Guo, G.-C.; Dong Zhenchao; Mao, J.-G.; Huang, J.-S.; Jiegon Huaxue 21 (2002) 497–500; doi:

data_1532430
_publ_section_title
;
 Synthesis annd single crystal structure of Rb Er2 Cu3 Se5
;
_journal_name_full               'Jiegon Huaxue'
_journal_page_first              497
_journal_page_last               500
_journal_volume                  21
_journal_year                    2002
_chemical_formula_sum            'Cu3 Er2 Rb Se5'
_chemical_name_systematic        'Rb Er2 Cu3 Se5'
_space_group_IT_number           63
_symmetry_space_group_name_Hall  '-C 2c 2'
_symmetry_space_group_name_H-M   'C m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.089
_cell_length_b                   14.498
_cell_length_c                   16.977
_cell_volume                     1006.436
_citation_journal_id_ASTM        JHUADF
_cod_data_source_file            Zeng_JHUADF_2002_1712.cif
_cod_data_source_block           Cu3Er2Rb1Se5
_cod_original_formula_sum        'Cu3 Er2 Rb1 Se5'
_cod_database_code               1532430
Gallium distribution in the clathrates Sr8 Ga16 Ge30 and Sr4 Eu4 Ga16 Ge30 by resonant diffraction
Zhang, Y.; Lee, P.-L.; Wilkinson, A.P.; Nolas, G.S.; Applied Physics Letters 80 (2002) 2931–2933; doi:

data_1532431
_publ_section_title
;
 Gallium distribution in the clathrates Sr8 Ga16 Ge30 and Sr4 Eu4 Ga16
 Ge30 by resonant diffraction
;
_journal_name_full               'Applied Physics Letters'
_journal_page_first              2931
_journal_page_last               2933
_journal_volume                  80
_journal_year                    2002
_chemical_formula_sum            'Eu3.47 Ga14.48 Ge31.52 Sr4.53'
_chemical_name_systematic        'Sr4.53 Eu3.47 Ga14.48 Ge31.52'
_space_group_IT_number           223
_symmetry_space_group_name_Hall  '-P 4n 2 3'
_symmetry_space_group_name_H-M   'P m -3 n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   10.72768
_cell_length_b                   10.72768
_cell_length_c                   10.72768
_cell_volume                     1234.575
_citation_journal_id_ASTM        APPLAB
_cod_data_source_file            Zhang_APPLAB_2002_1106.cif
_cod_data_source_block           Eu3.47Ga14.48Ge31.52Sr4.53
_cod_database_code               1532431
New alkaline earth aluminium hydride with one-dimensional zigzag chains of (Al H6): synthesis and crystal structure of Ba Al H5
Zhang, Q.-A.; Nakamura, Y.; Oikawa, K.I.; Kamiyama, T.; Akiba, E.; Inorganic Chemistry 41 (2002) 6941–6943; doi:

data_4344146
_publ_section_title
;
 New alkaline earth aluminium hydride with one-dimensional zigzag chains
 of (Al H6): synthesis and crystal structure of Ba Al H5
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6941
_journal_page_last               6943
_journal_volume                  41
_journal_year                    2002
_chemical_formula_sum            'Al Ba D5'
_chemical_name_systematic        'Ba Al D5'
_space_group_IT_number           33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.19
_cell_length_b                   7.0399
_cell_length_c                   5.107
_cell_volume                     330.406
_citation_journal_id_ASTM        INOCAJ
_cod_data_source_file            Zhang_INOCAJ_2002_305.cif
_cod_data_source_block           D5Al1Ba1
_cod_original_cell_volume        330.4059
_cod_original_formula_sum        'D5 Al1 Ba1'
_cod_database_code               4344146
Synthesis and crystal structure of Sr2 Al H7: a new structural typeof alkaline earth aluminium hydride
Zhang, Q.-A.; Nakamura, Y.; Oikawa, K.I.; Kamiyama, T.; Akiba, E.; Inorganic Chemistry 41 (2002) 6547–6549; doi:

data_4344147
_publ_section_title
;
 Synthesis and crystal structure of Sr2 Al H7: a new structural typeof
 alkaline earth aluminium hydride
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6547
_journal_page_last               6549
_journal_volume                  41
_journal_year                    2002
_chemical_formula_sum            'Al D7 Sr2'
_chemical_name_systematic        'Sr2 Al D7'
_space_group_IT_number           15
_symmetry_space_group_name_Hall  '-I 2ya'
_symmetry_space_group_name_H-M   'I 1 2/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 100.286
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   12.552
_cell_length_b                   9.7826
_cell_length_c                   7.9816
_cell_volume                     964.319
_citation_journal_id_ASTM        INOCAJ
_cod_data_source_file            Zhang_INOCAJ_2002_307.cif
_cod_data_source_block           D7Al1Sr2
_cod_original_cell_volume        964.3192
_cod_original_sg_symbol_Hall     '-C 2yc (x+z,y,-x)'
_cod_original_formula_sum        'D7 Al1 Sr2'
_cod_database_code               4344147
Incorporation of carbon atoms in rare earth boron-rich solids and formation of superstructures
Zhang, F.X.; Xu, F.F.; Leithe-Jasper, A.; Mori, T.; Salamakha, P.; Sato, A.; Tanaka, T.; Bando, Y.; Journal of Alloys Compd. 337 (2002) 120–127; doi:

data_1532432
_publ_section_title
;
 Incorporation of carbon atoms in rare earth boron-rich solids and
 formation of superstructures
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              120
_journal_page_last               127
_journal_volume                  337
_journal_year                    2002
_chemical_formula_sum            'C0.8 B14 Y0.6'
_chemical_name_systematic        'Y0.6 B14 C0.8'
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-I 2y'
_symmetry_space_group_name_H-M   'I 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.46
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.278
_cell_length_b                   10.327
_cell_length_c                   5.86
_cell_volume                     500.937
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zhang_JALCEU_2002_453.cif
_cod_data_source_block           C0.8B14Y0.6
_cod_original_cell_volume        500.9371
_cod_original_sg_symbol_Hall     '-C 2y (x,y,-x+z)'
_cod_database_code               1532432
Incorporation of carbon atoms in rare earth boron-rich solids and formation of superstructures
Zhang, F.X.; Xu, F.F.; Leithe-Jasper, A.; Mori, T.; Salamakha, P.; Tanaka, T.; Sato, A.; Bando, Y.; Journal of Alloys Compd. 337 (2002) 120–127; doi:

data_1532433
_publ_section_title
;
 Incorporation of carbon atoms in rare earth boron-rich solids and
 formation of superstructures
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              120
_journal_page_last               127
_journal_volume                  337
_journal_year                    2002
_chemical_formula_sum            'C4.513 B25 Y1.01'
_chemical_name_systematic        'Y1.01 B25 C4.513'
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-I 2y'
_symmetry_space_group_name_H-M   'I 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.182
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.0238
_cell_length_b                   21.7577
_cell_length_c                   5.6412
_cell_volume                     1966.744
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zhang_JALCEU_2002_454.cif
_cod_data_source_block           C4.513B25Y1.01
_cod_original_sg_symbol_Hall     '-C 2y (x,y,-x+z)'
_cod_database_code               1532433
Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10 Br4 Ga5 and La3 Br3 Ga
Zheng, C.; Simon, A.; Mattausch, H.J.; Journal of Alloys Compd. 338 (2002) 165–172; doi:

data_1532434
_publ_section_title
;
 Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10
 Br4 Ga5 and La3 Br3 Ga
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              165
_journal_page_last               172
_journal_volume                  338
_journal_year                    2002
_chemical_formula_sum            'Cl4 Ga5 La10'
_chemical_name_systematic        'La10 Ga5 Cl4'
_space_group_IT_number           140
_symmetry_space_group_name_Hall  '-I 4 2c'
_symmetry_space_group_name_H-M   'I 4/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.0469
_cell_length_b                   8.0469
_cell_length_c                   32.047
_cell_volume                     2075.127
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_466.cif
_cod_data_source_block           Cl4Ga5La10
_cod_original_cell_volume        2075.126
_cod_database_code               1532434
Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10 Br4 Ga5 and La3 Br3 Ga
Zheng, C.; Simon, A.; Mattausch, H.J.; Journal of Alloys Compd. 338 (2002) 165–172; doi:

data_1532435
_publ_section_title
;
 Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10
 Br4 Ga5 and La3 Br3 Ga
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              165
_journal_page_last               172
_journal_volume                  338
_journal_year                    2002
_chemical_formula_sum            'Br4 Ga5 La10'
_chemical_name_systematic        'La10 Ga5 Br4'
_space_group_IT_number           140
_symmetry_space_group_name_Hall  '-I 4 2c'
_symmetry_space_group_name_H-M   'I 4/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.2009
_cell_length_b                   8.2009
_cell_length_c                   32.516
_cell_volume                     2186.856
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_467.cif
_cod_data_source_block           Br4Ga5La10
_cod_database_code               1532435
Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10 Br4 Ga5 and La3 Br3 Ga
Zheng, C.; Mattausch, H.J.; Simon, A.; Journal of Alloys Compd. 338 (2002) 165–172; doi:

data_1532436
_publ_section_title
;
 Reduced lanthanum halides with Ga as interstitials: La10 Cl4 Ga5, La10
 Br4 Ga5 and La3 Br3 Ga
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              165
_journal_page_last               172
_journal_volume                  338
_journal_year                    2002
_chemical_formula_sum            'Br3 Ga La3'
_chemical_name_systematic        'La3 Ga Br3'
_space_group_IT_number           221
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   6.075
_cell_length_b                   6.075
_cell_length_c                   6.075
_cell_volume                     224.202
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_468.cif
_cod_data_source_block           Br3Ga1La3
_cod_original_cell_volume        224.2016
_cod_original_formula_sum        'Br3 Ga1 La3'
_cod_database_code               1532436
La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5 Si3)-type hosting lattice
Zheng, C.; Mattausch, H.J.; Simon, A.; Journal of Alloys Compd. 347 (2002) 79–85; doi:

data_1532437
_publ_section_title
;
 La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5
 Si3)-type hosting lattice
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              79
_journal_page_last               85
_journal_volume                  347
_journal_year                    2002
_chemical_formula_sum            'Cl La5 Sn3'
_chemical_name_systematic        'La5 Sn3 Cl'
_space_group_IT_number           193
_symmetry_space_group_name_Hall  '-P 6c 2'
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.603
_cell_length_b                   9.603
_cell_length_c                   6.89
_cell_volume                     550.255
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_593.cif
_cod_data_source_block           Cl1La5Sn3
_cod_original_cell_volume        550.2546
_cod_original_formula_sum        'Cl1 La5 Sn3'
_cod_database_code               1532437
La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5 Si3)-type hosting lattice
Zheng, C.; Mattausch, H.J.; Simon, A.; Journal of Alloys Compd. 347 (2002) 79–85; doi:

data_1532438
_publ_section_title
;
 La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5
 Si3)-type hosting lattice
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              79
_journal_page_last               85
_journal_volume                  347
_journal_year                    2002
_chemical_formula_sum            'Br La5 Sn3'
_chemical_name_systematic        'La5 Sn3 Br'
_space_group_IT_number           193
_symmetry_space_group_name_Hall  '-P 6c 2'
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.637
_cell_length_b                   9.637
_cell_length_c                   6.931
_cell_volume                     557.456
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_594.cif
_cod_data_source_block           Br1La5Sn3
_cod_original_cell_volume        557.4556
_cod_original_formula_sum        'Br1 La5 Sn3'
_cod_database_code               1532438
La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5 Si3)-type hosting lattice
Zheng, C.; Simon, A.; Mattausch, H.J.; Journal of Alloys Compd. 347 (2002) 79–85; doi:

data_1532439
_publ_section_title
;
 La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5
 Si3)-type hosting lattice
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              79
_journal_page_last               85
_journal_volume                  347
_journal_year                    2002
_chemical_formula_sum            'I La5 Sn3'
_chemical_name_systematic        'La5 Sn3 I'
_space_group_IT_number           193
_symmetry_space_group_name_Hall  '-P 6c 2'
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.673
_cell_length_b                   9.673
_cell_length_c                   6.987
_cell_volume                     566.166
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_595.cif
_cod_data_source_block           I1La5Sn3
_cod_original_formula_sum        'I1 La5 Sn3'
_cod_database_code               1532439
La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5 Si3)-type hosting lattice
Zheng, C.; Mattausch, H.J.; Simon, A.; Journal of Alloys Compd. 347 (2002) 79–85; doi:

data_1532440
_publ_section_title
;
 La5 M3 X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the (Mn5
 Si3)-type hosting lattice
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              79
_journal_page_last               85
_journal_volume                  347
_journal_year                    2002
_chemical_formula_sum            'Bi3 Br La5'
_chemical_name_systematic        'La5 Bi3 Br'
_space_group_IT_number           193
_symmetry_space_group_name_Hall  '-P 6c 2'
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   9.742
_cell_length_b                   9.742
_cell_length_c                   6.795
_cell_volume                     558.491
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Zheng_JALCEU_2002_596.cif
_cod_data_source_block           Bi3Br1La5
_cod_original_cell_volume        558.4911
_cod_original_formula_sum        'Bi3 Br1 La5'
_cod_database_code               1532440
Synthesis, crystal structure and reducibility of K2 Ni F4 type oxides Sm2-x Srx Cu O4
Zhu, Y.-H.; Liu, X.-J.; Lou, H.; Liu, J.-G.; Ma, F.-T.; Chinese Journal of Chemistry 20 (2002) 346–351; doi:

data_1532441
_publ_section_title
;
 Synthesis, crystal structure and reducibility of K2 Ni F4 type oxides
 Sm2-x Srx Cu O4
;
_journal_name_full               'Chinese Journal of Chemistry'
_journal_page_first              346
_journal_page_last               351
_journal_volume                  20
_journal_year                    2002
_chemical_formula_sum            'Cu O4 Sm1.9 Sr0.1'
_chemical_name_systematic        '(Sm1.9 Sr0.1) Cu 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                   3.9139
_cell_length_b                   3.9139
_cell_length_c                   11.9718
_cell_volume                     183.391
_citation_journal_id_ASTM        CJOCEV
_cod_data_source_file            Zhu_CJOCEV_2002_670.cif
_cod_data_source_block           Cu1O4Sm1.9Sr0.1
_cod_original_cell_volume        183.3914
_cod_original_formula_sum        'Cu1 O4 Sm1.9 Sr0.1'
_cod_database_code               1532441
The structure and properties of the manganate with nominal composition La1.0 Ca2.0 Mn2 O7
Zhu, J.L.; Yu, R.C.; Jin, C.-Q.; Li, F.Y.; Zhang, Z.; Materials Science and Engineering B 95 (2002) 19–23; doi:

data_1532442
_publ_section_title
;
 The structure and properties of the manganate with nominal composition
 La1.0 Ca2.0 Mn2 O7
;
_journal_name_full               'Materials Science and Engineering B'
_journal_page_first              19
_journal_page_last               23
_journal_volume                  95
_journal_year                    2002
_chemical_formula_sum            'Ca1.8 La1.2 Mn2 O7'
_chemical_name_systematic        '(La1.2 Ca1.8) (Mn2 O7)'
_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                   3.8354
_cell_length_b                   3.8354
_cell_length_c                   19.2679
_cell_volume                     283.436
_citation_journal_id_ASTM        MSBTEK
_cod_data_source_file            Zhu_MSBTEK_2002_794.cif
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