LMucko/crystallography-open-database huggingface dataset:
Kristallchemie naturlicher telluride III: Die kristallstruktur des minerals calaverit, AuTe2 Locality: Cripple Creek, Colorado, USA
Pertlik, F.; Zeitschrift fur Kristallographie 169 (1984) 227–236; doi:

data_9011456
_publ_section_title
;Kristallchemie naturlicher telluride III: Die kristallstruktur des minerals
 calaverit, AuTe2 Locality: Cripple Creek, Colorado, USA
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              227
_journal_page_last               236
_journal_volume                  169
_journal_year                    1984
_chemical_compound_source        'Cripple Creek, Colorado, USA'
_chemical_formula_sum            'Au Te2'
_chemical_name_mineral           Calaverite
_space_group_IT_number           7
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 c 1'
_cell_angle_alpha                90
_cell_angle_beta                 125.2
_cell_angle_gamma                90
_cell_length_a                   8.76
_cell_length_b                   4.410
_cell_length_c                   10.15
_cell_formula_units_Z            4
_cell_volume                     320.411
_database_code_amcsd             0010874
_exptl_crystal_density_diffrn    9.373
_cod_database_code               9011456
Structure refinement of gysinite La.16Nd1.18Pb0.66(CO3)2(OH)1.34(H2O).66
Chabot, B.; Sarp, H.; Zeitschrift fur Kristallographie 171 (1985) 155–158; doi:

data_9011457
_publ_section_title
;
 Structure refinement of gysinite La.16Nd1.18Pb0.66(CO3)2(OH)1.34(H2O).66
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              155
_journal_page_last               158
_journal_volume                  171
_journal_year                    1985
_chemical_compound_source        'Shinkolobwe, Shaba - Zaire'
_chemical_formula_sum            'C H2.67 La0.08 Nd0.59 O4 Pb0.33'
_chemical_name_mineral           Gysinite-(Nd)
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2n 2a'
_symmetry_space_group_name_H-M   'P m c n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.0028
_cell_length_b                   8.555
_cell_length_c                   7.2392
_cell_volume                     309.830
_database_code_amcsd             0010922
_exptl_crystal_density_diffrn    5.216
_cod_original_formula_sum        '(La.08 Nd.59 Pb.33) C O4 H2.67'
_cod_database_code               9011457
Single crystal X-Ray investigation of norsethite, BaMg(CO3)2: one more mineral with an aplanar carbonate group Sample: Model 1
Effenberger, H.; Zemann, J.; Zeitschrift fur Kristallographie 171 (1985) 275–280; doi:10.1524/zkri.1985.171.3-4.275

data_9011458
_publ_section_title
;
 Single crystal X-Ray investigation of norsethite, BaMg(CO3)2:
 one more mineral with an aplanar carbonate group
 Sample: Model 1
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              275
_journal_page_last               280
_journal_paper_doi               10.1524/zkri.1985.171.3-4.275
_journal_volume                  171
_journal_year                    1985
_chemical_compound_source        Synthetic
_chemical_formula_sum            'C2 Ba Mg O6'
_chemical_name_mineral           Norsethite
_space_group_IT_number           166
_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_length_a                   5.022
_cell_length_b                   5.022
_cell_length_c                   16.770
_cell_formula_units_Z            3
_cell_volume                     366.283
_database_code_amcsd             0010924
_exptl_crystal_density_diffrn    3.831
_cod_original_sg_symbol_H-M      'R -3 m'
_cod_original_formula_sum        'Ba Mg C2 O6'
_cod_database_code               9011458
Single crystal X-Ray investigation of norsethite, BaMg(CO3)2: one more mineral with an aplanar carbonate group Sample: Model 2
Effenberger, H.; Zemann, J.; Zeitschrift fur Kristallographie 171 (1985) 275–280; doi:10.1524/zkri.1985.171.3-4.275

data_9011459
_publ_section_title
;
 Single crystal X-Ray investigation of norsethite, BaMg(CO3)2:
 one more mineral with an aplanar carbonate group
 Sample: Model 2
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              275
_journal_page_last               280
_journal_paper_doi               10.1524/zkri.1985.171.3-4.275
_journal_volume                  171
_journal_year                    1985
_chemical_compound_source        Synthetic
_chemical_formula_sum            'C2 Ba Mg O6'
_chemical_name_mineral           Norsethite
_space_group_IT_number           155
_symmetry_space_group_name_Hall  'R 3 2"'
_symmetry_space_group_name_H-M   'R 3 2 :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   5.022
_cell_length_b                   5.022
_cell_length_c                   16.770
_cell_formula_units_Z            3
_cell_volume                     366.283
_database_code_amcsd             0010925
_exptl_crystal_density_diffrn    3.831
_cod_original_sg_symbol_H-M      'R 3 2'
_cod_original_formula_sum        'Ba Mg C2 O6'
_cod_database_code               9011459
Single crystal X-Ray investigation of norsethite, BaMg(CO3)2: one more mineral with an aplanar carbonate group Sample: Model 3
Effenberger, H.; Zemann, J.; Zeitschrift fur Kristallographie 171 (1985) 275–280; doi:10.1524/zkri.1985.171.3-4.275

data_9011460
_publ_section_title
;
 Single crystal X-Ray investigation of norsethite, BaMg(CO3)2:
 one more mineral with an aplanar carbonate group
 Sample: Model 3
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              275
_journal_page_last               280
_journal_paper_doi               10.1524/zkri.1985.171.3-4.275
_journal_volume                  171
_journal_year                    1985
_chemical_compound_source        Synthetic
_chemical_formula_sum            'C2 Ba Mg O6'
_chemical_name_mineral           Norsethite
_space_group_IT_number           166
_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_length_a                   5.022
_cell_length_b                   5.022
_cell_length_c                   16.770
_cell_formula_units_Z            3
_cell_volume                     366.283
_database_code_amcsd             0010926
_exptl_crystal_density_diffrn    3.831
_cod_original_sg_symbol_H-M      'R -3 m'
_cod_original_formula_sum        'Ba Mg C2 O6'
_cod_database_code               9011460
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 31 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011461
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 31 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.724
_cell_length_b                   10.077
_cell_length_c                   5.942
_cell_formula_units_Z            4
_cell_volume                     282.861
_database_code_amcsd             0010928
_diffrn_ambient_pressure         3.1e+06
_exptl_crystal_density_diffrn    3.304
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011461
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 47 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011462
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 47 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.716
_cell_length_b                   10.031
_cell_length_c                   5.901
_cell_formula_units_Z            4
_cell_volume                     279.154
_database_code_amcsd             0010929
_diffrn_ambient_pressure         4.7e+06
_exptl_crystal_density_diffrn    3.348
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011462
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 53 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011463
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 53 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.709
_cell_length_b                   10.010
_cell_length_c                   5.896
_cell_formula_units_Z            4
_cell_volume                     277.920
_database_code_amcsd             0010930
_diffrn_ambient_pressure         5.3e+06
_exptl_crystal_density_diffrn    3.362
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011463
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 79 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011464
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 79 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.688
_cell_length_b                   9.933
_cell_length_c                   5.861
_cell_formula_units_Z            4
_cell_volume                     272.923
_database_code_amcsd             0010931
_diffrn_ambient_pressure         7.9e+06
_exptl_crystal_density_diffrn    3.424
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011464
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 86 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011465
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 86 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.685
_cell_length_b                   9.913
_cell_length_c                   5.845
_cell_formula_units_Z            4
_cell_volume                     271.456
_database_code_amcsd             0010932
_diffrn_ambient_pressure         8.6e+06
_exptl_crystal_density_diffrn    3.443
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011465
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 111 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011466
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 111 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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                   4.668
_cell_length_b                   9.852
_cell_length_c                   5.836
_cell_formula_units_Z            4
_cell_volume                     268.393
_database_code_amcsd             0010933
_diffrn_ambient_pressure         1.11e+07
_exptl_crystal_density_diffrn    3.482
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011466
The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb Sample: P = 149 kbar
Kudoh, Y.; Takeuchi, Y.; Zeitschrift fur Kristallographie 171 (1985) 291–302; doi:

data_9011467
_publ_section_title
;
 The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
 Sample: P = 149 kbar
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              291
_journal_page_last               302
_journal_volume                  171
_journal_year                    1985
_chemical_formula_structural     Mg2(SiO4)
_chemical_formula_sum            'Mg2 O4 Si'
_chemical_name_mineral           Forsterite
_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_formula_units_Z            4
_cell_length_a                   4.651
_cell_length_b                   9.770
_cell_length_c                   5.744
_cell_volume                     261.009
_database_code_amcsd             0010934
_diffrn_ambient_pressure         1.49e+07
_exptl_crystal_density_diffrn    3.580
_cod_original_formula_sum        'Mg2 Si O4'
_cod_database_code               9011467
A Pb/Nd-stabilized mullite of the composition Al5.03Ge0.97Pb0.15Nd0.06O9.71
Saalfeld, H.; Klaska, K. H.; Zeitschrift fur Kristallographie 172 (1985) 129–133; doi:10.1524/zkri.1985.172.1-2.129

data_9011468
_publ_section_title
;
 A Pb/Nd-stabilized mullite of the
 composition Al5.03Ge0.97Pb0.15Nd0.06O9.71
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              129
_journal_page_last               133
_journal_paper_doi               10.1524/zkri.1985.172.1-2.129
_journal_volume                  172
_journal_year                    1985
_chemical_formula_structural     Al5.03Ge.97Pb.15Nd.06O9.71
_chemical_formula_sum            'Al2.5 Ge0.486 Nd0.029 O4.855 Pb0.083'
_space_group_IT_number           18
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   7.6648
_cell_length_b                   7.7914
_cell_length_c                   2.9213
_cell_formula_units_Z            2
_cell_volume                     174.459
_database_code_amcsd             0010935
_exptl_crystal_density_diffrn    3.840
_cod_original_formula_sum        'Al2.5 Ge.486 Pb.083 Nd.029 O4.855'
_cod_database_code               9011468
_amcsd_formula_title             Al5.03Ge.97Pb.15Nd.06O9.71
Crystal structures of natural and synthetic alpha-eucryptite, LiAlSiO4
Hesse, K. F.; Zeitschrift fur Kristallographie 172 (1985) 147–151; doi:

data_9011469
_publ_section_title
;
 Crystal structures of natural and synthetic alpha-eucryptite, LiAlSiO4
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              147
_journal_page_last               151
_journal_volume                  172
_journal_year                    1985
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Al Li O4 Si'
_chemical_name_mineral           Eucryptite
_space_group_IT_number           148
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   13.473
_cell_length_b                   13.473
_cell_length_c                   9.001
_cell_formula_units_Z            18
_cell_volume                     1414.979
_database_code_amcsd             0010936
_exptl_crystal_density_diffrn    2.662
_cod_original_sg_symbol_H-M      'R -3'
_cod_original_formula_sum        'Li (Al Si) O4'
_cod_database_code               9011469
Crystal structures of natural and synthetic alpha-eucryptite, LiAlSiO4
Hesse, K. F.; Zeitschrift fur Kristallographie 172 (1985) 147–151; doi:

data_9011470
_publ_section_title
;
 Crystal structures of natural and synthetic alpha-eucryptite, LiAlSiO4
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              147
_journal_page_last               151
_journal_volume                  172
_journal_year                    1985
_chemical_compound_source        Zimbabwae
_chemical_formula_sum            'Al Li O4 Si'
_chemical_name_mineral           Eucryptite
_space_group_IT_number           148
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   13.471
_cell_length_b                   13.471
_cell_length_c                   8.998
_cell_formula_units_Z            18
_cell_volume                     1414.088
_database_code_amcsd             0010937
_exptl_crystal_density_diffrn    2.663
_cod_original_cell_volume        1414.087
_cod_original_sg_symbol_H-M      'R -3'
_cod_original_formula_sum        'Li (Al Si) O4'
_cod_database_code               9011470
The crystal structure of arsenic selenide, As2Se3
Stergiou, A. C.; Rentzeperis, P. J.; Zeitschrift fur Kristallographie 173 (1985) 185–191; doi:

data_9011471
_publ_section_title
;
 The crystal structure of arsenic selenide, As2Se3
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              185
_journal_page_last               191
_journal_volume                  173
_journal_year                    1985
_chemical_compound_source        Synthetic
_chemical_formula_sum            'As2 Se3'
_chemical_name_mineral           Laphamite
_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                 90.458
_cell_angle_gamma                90
_cell_length_a                   12.0774
_cell_length_b                   9.9037
_cell_length_c                   4.2835
_cell_formula_units_Z            4
_cell_volume                     512.337
_database_code_amcsd             0010945
_exptl_crystal_density_diffrn    5.014
_cod_database_code               9011471
Unusual thermal expansion of a B-O bond in the structure of danburite CaB2Si2O8 Locality: Toroku mine, Miyazaki Prefecture, Japan Note: AnisoB's from ICSD Sample: T = 25 C
Sugiyama, K.; Takeuchi, Y.; Zeitschrift fur Kristallographie 173 (1985) 293–304; doi:

data_9011472
_publ_section_title
;Unusual thermal expansion of a B-O bond in the structure of danburite
 CaB2Si2O8 Locality: Toroku mine, Miyazaki Prefecture, Japan Note: AnisoB's
 from ICSD Sample: T = 25 C
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              293
_journal_page_last               304
_journal_volume                  173
_journal_year                    1985
_chemical_compound_source        'Toroku mine, Miyazaki Prefecture, Japan'
_chemical_formula_sum            'B2 Ca O8 Si2'
_chemical_name_mineral           Danburite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2n'
_symmetry_space_group_name_H-M   'P n a m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   8.037
_cell_length_b                   8.757
_cell_length_c                   7.7218
_cell_formula_units_Z            4
_cell_volume                     543.460
_database_code_amcsd             0010946
_diffrn_ambient_temperature      298.15
_exptl_crystal_density_diffrn    3.005
_cod_original_formula_sum        'Ca B2 Si2 O8'
_cod_database_code               9011472
Unusual thermal expansion of a B-O-bond in the structure of danburite CaB2Si2O8 Locality: Toroku mine, Miyazaki Prefecture, Japan Note: AnisoB's from ICSD Sample: T = 208 C
Sugiyama, K.; Takeuchi, Y.; Zeitschrift fur Kristallographie 173 (1985) 293–304; doi:

data_9011473
_publ_section_title
;Unusual thermal expansion of a B-O-bond in the structure of danburite
 CaB2Si2O8 Locality: Toroku mine, Miyazaki Prefecture, Japan Note: AnisoB's
 from ICSD Sample: T = 208 C
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              293
_journal_page_last               304
_journal_volume                  173
_journal_year                    1985
_chemical_compound_source        'Toroku mine, Miyazaki Prefecture, Japan'
_chemical_formula_sum            'B2 Ca O8 Si2'
_chemical_name_mineral           Danburite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2c 2n'
_symmetry_space_group_name_H-M   'P n a m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   8.046
_cell_length_b                   8.765
_cell_length_c                   7.734
_cell_formula_units_Z            4
_cell_volume                     545.426
_database_code_amcsd             0010947
_diffrn_ambient_temperature      481.15
_exptl_crystal_density_diffrn    2.994
_cod_original_formula_sum        'Ca B2 Si2 O8'
_cod_database_code               9011473