LMucko/crystallography-open-database huggingface dataset:
Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 6.2 GPa
Kuribayashi, T.; Kudoh, Y.; Kagi, H.; Journal of Mineralogical and Petrological Sciences 98 (2003) 215–234; doi:

data_1544596
_publ_section_title
;
 Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 6.2
 GPa
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              215
_journal_page_last               234
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'H6 Mg7 O14 Si2'
_chemical_name_common            'Phase A: 2Mg2SiO4*3Mg(OH)2 @ 6.2 GPa'
_chemical_name_mineral           'Phase A @ 6.2 GPa'
_space_group_IT_number           173
_space_group_name_H-M_alt        'P 63'
_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                   7.708(1)
_cell_length_b                   7.708(1)
_cell_length_c                   9.435(5)
_cell_volume                     485.5(3)
_cod_data_source_file            phaseA-6.2GPa.cif
_cod_data_source_block           phaseA_6.2GPa
_cod_original_formula_sum        'Mg7 Si2 H6 O14'
_cod_database_code               1544596
Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 9.1 GPa
Kuribayashi, T.; Kudoh, Y.; Kagi, H.; Journal of Mineralogical and Petrological Sciences 98 (2003) 215–234; doi:

data_1544597
_publ_section_title
;
 Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 9.1
 GPa
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              215
_journal_page_last               234
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'H6 Mg7 O14 Si2'
_chemical_name_common            'Phase A: 2Mg2SiO4*3Mg(OH)2 @ 9.1 GPa'
_chemical_name_mineral           'Phase A @ 9.1 GPa'
_space_group_IT_number           173
_space_group_name_H-M_alt        'P 63'
_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                   7.649(1)
_cell_length_b                   7.649(1)
_cell_length_c                   9.381(5)
_cell_volume                     475.3(3)
_cod_data_source_file            phaseA-9.1GPa.cif
_cod_data_source_block           phaseA_9.1GPa
_cod_original_formula_sum        'Mg7 Si2 H6 O14'
_cod_database_code               1544597
Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 9.4 GPa
Kuribayashi, T.; Kudoh, Y.; Kagi, H.; Journal of Mineralogical and Petrological Sciences 98 (2003) 215–234; doi:

data_1544598
_publ_section_title
;
 Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 9.4
 GPa
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              215
_journal_page_last               234
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'H6 Mg7 O14 Si2'
_chemical_name_common            'Phase A: 2Mg2SiO4*3Mg(OH)2 @ 9.4 GPa'
_chemical_name_mineral           'Phase A @ 9.4 GPa'
_space_group_IT_number           173
_space_group_name_H-M_alt        'P 63'
_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                   7.644(1)
_cell_length_b                   7.644(1)
_cell_length_c                   9.372(1)
_cell_volume                     474.25(10)
_cod_data_source_file            phaseA-9.4GPa.cif
_cod_data_source_block           phaseA_9.4GPa
_cod_original_formula_sum        'Mg7 Si2 H6 O14'
_cod_database_code               1544598
Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 10.8 GPa
Kuribayashi, T.; Kudoh, Y.; Kagi, H.; Journal of Mineralogical and Petrological Sciences 98 (2003) 215–234; doi:

data_1544599
_publ_section_title
;
 Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 10.8
 GPa
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              215
_journal_page_last               234
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'H6 Mg7 O14 Si2'
_chemical_name_common            'Phase A: 2Mg2SiO4*3Mg(OH)2 @ 10.8 GPa'
_chemical_name_mineral           'Phase A @ 10.8 GPa'
_space_group_IT_number           173
_space_group_name_H-M_alt        'P 63'
_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                   7.624(1)
_cell_length_b                   7.624(1)
_cell_length_c                   9.347(4)
_cell_volume                     470.5(2)
_cod_data_source_file            phaseA-10.8GPa.cif
_cod_data_source_block           phaseA_10.8GPa
_cod_original_formula_sum        'Mg7 Si2 H6 O14'
_cod_database_code               1544599
57Fe Mossbauer and X-ray Rietveld studies of ferrian prehnite from Kouragahara, Shimane Peninsula, Japan : Model Pma2
Akasaka, M.; Hashimoto, H.; Makino, K.; Hino, R.; Journal of Mineralogical and Petrological Sciences 98 (2003) 31–40; doi:

data_1544600
_publ_section_title
;
 57Fe Mossbauer and X-ray Rietveld studies of ferrian prehnite from
 Kouragahara, Shimane Peninsula, Japan : Model Pma2
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              31
_journal_page_last               40
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al1.84 Ca2 Fe0.16 H2 O12 Si3'
_chemical_name_common            'Ca2Al1.84Fe0.16Si3O10(OH)2 prehnite'
_chemical_name_mineral           'ferrian prehnite'
_space_group_IT_number           28
_space_group_name_H-M_alt        'P m a 2'
_symmetry_space_group_name_Hall  'P 2 -2a'
_symmetry_space_group_name_H-M   'P m a 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   18.4870(1)
_cell_length_b                   5.4801(3)
_cell_length_c                   4.6306(3)
_cell_volume                     469.13(4)
_cod_data_source_file            ferrian_prehnite_Pma2.cif
_cod_data_source_block           prehnite
_cod_original_formula_sum        'Ca2 Al1.84 Fe0.16 Si3 H2 O12 '
_cod_database_code               1544600
57Fe Mossbauer and X-ray Rietveld studies of ferrian prehnite from Kouragahara, Shimane Peninsula, Japan : Model Pmna
Akasaka, M.; Hashimoto, H.; Makino, K.; Hino, R.; Journal of Mineralogical and Petrological Sciences 98 (2003) 31–40; doi:

data_1544601
_publ_section_title
;
 57Fe Mossbauer and X-ray Rietveld studies of ferrian prehnite from
 Kouragahara, Shimane Peninsula, Japan : Model Pmna
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              31
_journal_page_last               40
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al1.84 Ca2 Fe0.16 H2 O12 Si3'
_chemical_name_common            'Ca2Al1.84Fe0.16Si3O10(OH)2 prehnite'
_chemical_name_mineral           'ferrian prehnite'
_space_group_IT_number           53
_space_group_name_H-M_alt        'P m n a'
_symmetry_space_group_name_Hall  '-P 2ac 2'
_symmetry_space_group_name_H-M   'P m n a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   18.487(1)
_cell_length_b                   4.6302(3)
_cell_length_c                   5.4802(3)
_cell_volume                     469.10(5)
_cod_data_source_file            ferrian_prehnite_Pmna.cif
_cod_data_source_block           prehnite
_cod_original_formula_sum        'Ca2 Al1.84 Fe0.16 Si3 H2 O12 '
_cod_database_code               1544601
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 1173 K
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544604
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 1173 K
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz @ 1173 K'
_chemical_name_mineral           'topaz Al2.01Si1.00O4F1.57(OH)0.43 @ 1173 K'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6774(25)
_cell_length_b                   8.8405(39)
_cell_length_c                   8.4554(39)
_cell_volume                     349.6(3)
_cod_data_source_file            topaz-1atm_1173K.cif
_cod_data_source_block           topaz@1173K
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544604
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 573 K
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544605
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 573 K
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz @ 573 K'
_chemical_name_mineral           'topaz Al2.01Si1.00O4F1.57(OH)0.43 @ 573 K'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6593(23)
_cell_length_b                   8.8121(36)
_cell_length_c                   8.4171(36)
_cell_volume                     345.6(3)
_cod_data_source_file            topaz-1atm_573K.cif
_cod_data_source_block           topaz@573K
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544605
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 873 K
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544606
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, 873 K
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz @ 873 K'
_chemical_name_mineral           'topaz Al2.01Si1.00O4F1.57(OH)0.43 @ 873 K'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6680(25)
_cell_length_b                   8.8244(39)
_cell_length_c                   8.4340(39)
_cell_volume                     347.4(3)
_diffrn_ambient_temperature      873.15
_cod_data_source_file            topaz-1atm_873K.cif
_cod_data_source_block           topaz@873K
_cod_depositor_comments
;I added _diffrn_ambient_temperature tag to make measured temperature
 apparent.
;
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544606
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, room temperature
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544607
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax08 at 1 atm, room temperature
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz'
_chemical_name_mineral           'topaz Al2.01Si1.00O4F1.57(OH)0.43'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6489(24)
_cell_length_b                   8.7935(39)
_cell_length_c                   8.3957(39)
_cell_volume                     343.2(3)
_diffrn_ambient_pressure         1
_diffrn_ambient_temperature      298.15
_cod_data_source_file            topaz-1atm_RT.cif
_cod_data_source_block           topaz
_cod_depositor_comments
;I added _diffrn_ambient_pressure, temperature tags to make measured
 pressure and temperature condition apparent.
;
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544607
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax05 at 6.2 GPa, room temperature
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544608
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax05 at 6.2 GPa, room temperature
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz Pax05 at 6.2 GPa'
_chemical_name_mineral
'topaz Al2.01Si1.00O4F1.57(OH)0.43 Pax05 at 6.2 GPa'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.5949(11)
_cell_length_b                   8.7252(29)
_cell_length_c                   8.2640(11)
_cell_volume                     331.32(14)
_diffrn_ambient_pressure         6.2E+6
_diffrn_ambient_temperature      298.15
_cod_data_source_file            topaz-6.2GPa_Pax05.cif
_cod_data_source_block           topaz_Pax05@6.2GPa
_cod_depositor_comments
;I added _diffrn_ambient_pressure, temperature tags to make measured
 pressure and temperature condition apparent.
;
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544608
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax05 at 5.1 GPa, room temperature
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544609
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax05 at 5.1 GPa, room temperature
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz Pax05 at 5.1 GPa'
_chemical_name_mineral
'topaz Al2.01Si1.00O4F1.57(OH)0.43 Pax05 at 5.1 GPa'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6047(10)
_cell_length_b                   8.7423(25)
_cell_length_c                   8.2932(11)
_cell_volume                     333.85(13)
_diffrn_ambient_pressure         5.1E+6
_diffrn_ambient_temperature      298.15
_cod_data_source_file            topaz-5.1GPa_Pax05.cif
_cod_data_source_block           topaz_Pax05@5.1GPa
_cod_depositor_comments
;I added _diffrn_ambient_pressure, temperature tags to make measured
 pressure and temperature condition apparent.
;
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544609
Effect of temperature and pressure on the crystal structure of topaz, Al2SiO4(OH,F)2 : Sample Pax05 at 1 atm, room temperature
Komatsu, K.; Kuribayashi, T.; Kudoh, Y.; Journal of Mineralogical and Petrological Sciences 98 (2003) 167–180; doi:

data_1544610
_publ_section_title
;
 Effect of temperature and pressure on the crystal structure of topaz,
 Al2SiO4(OH,F)2 : Sample Pax05 at 1 atm, room temperature
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              167
_journal_page_last               180
_journal_volume                  98
_journal_year                    2003
_chemical_formula_sum            'Al2.01 F1.57 H0.43 O4.43 Si'
_chemical_name_common            'natural topaz Pax05'
_chemical_name_mineral           'topaz Al2.01Si1.00O4F1.57(OH)0.43 Pax05'
_space_group_IT_number           62
_space_group_name_H-M_alt        'P b n m'
_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                   4.6539(3)
_cell_length_b                   8.8063(15)
_cell_length_c                   8.3940(12)
_cell_volume                     344.02(8)
_diffrn_ambient_pressure         1
_diffrn_ambient_temperature      298.15
_cod_data_source_file            topaz-1atm_RT_Pax05.cif
_cod_data_source_block           topaz_Pax05
_cod_depositor_comments
;I added _diffrn_ambient_pressure, temperature tags to make measured
 pressure and temperature condition apparent.
;
_cod_original_formula_sum        'Al2.01 Si1.00 O4.43 F1.57 H0.43'
_cod_database_code               1544610
X-ray studies of structural changes in melanophlogite with varying temperature : Sample at 84 C
Nakagawa, T.; Kihara, K.; Fujinami, S.; Journal of Mineralogical and Petrological Sciences 100 (2005) 247–259; doi:

data_1544611
_publ_section_title
;
 X-ray studies of structural changes in melanophlogite with varying
 temperature : Sample at 84 C
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              247
_journal_page_last               259
_journal_volume                  100
_journal_year                    2005
_chemical_formula_sum            'O2 Si'
_chemical_name_common            'melanophlogite beta phase at 84 C'
_chemical_name_mineral           'melanophlogite beta phase at 84 C'
_space_group_IT_number           223
_space_group_name_H-M_alt        'P m -3 n'
_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            46
_cell_length_a                   13.41040(9)
_cell_length_b                   13.41040(9)
_cell_length_c                   13.41040(9)
_cell_volume                     2411.71(3)
_cod_data_source_file            melanophlogite_84C.cif
_cod_data_source_block           melanophlogite_84C
_cod_original_formula_sum        'Si O2'
_cod_database_code               1544611
X-ray studies of structural changes in melanophlogite with varying temperature : Sample at -50 C
Nakagawa, T.; Kihara, K.; Fujinami, S.; Journal of Mineralogical and Petrological Sciences 100 (2005) 247–259; doi:

data_1544612
_publ_section_title
;
 X-ray studies of structural changes in melanophlogite with varying
 temperature : Sample at -50 C
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              247
_journal_page_last               259
_journal_volume                  100
_journal_year                    2005
_chemical_formula_sum            'O2 Si'
_chemical_name_common            'melanophlogite alpha phase at -50 C'
_chemical_name_mineral           'melanophlogite alpha phase at -50 C'
_space_group_IT_number           ?
_symmetry_space_group_name_Hall  ?
_symmetry_space_group_name_H-M   ?
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            184
_cell_length_a                   26.786(2)
_cell_length_b                   26.786(2)
_cell_length_c                   13.3351(4)
_cell_volume                     9567.8(11)
_cod_data_source_file            melanophlogite_-50C.cif
_cod_data_source_block           melanophlogite_-50C
_cod_original_sg_symbol_H-M      'P 42/n b c'
_cod_original_formula_sum        'Si O2'
_cod_database_code               1544612
X-ray studies of structural changes in melanophlogite with varying temperature : Sample at 60 C
Nakagawa, T.; Kihara, K.; Fujinami, S.; Journal of Mineralogical and Petrological Sciences 100 (2005) 247–259; doi:

data_1544613
_publ_section_title
;
 X-ray studies of structural changes in melanophlogite with varying
 temperature : Sample at 60 C
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              247
_journal_page_last               259
_journal_volume                  100
_journal_year                    2005
_chemical_formula_sum            'O2 Si'
_chemical_name_common            'melanophlogite alpha phase at 60 C'
_chemical_name_mineral           'melanophlogite alpha phase at 60 C'
_space_group_IT_number           ?
_symmetry_space_group_name_Hall  ?
_symmetry_space_group_name_H-M   ?
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            184
_cell_length_a                   26.808(3)
_cell_length_b                   26.808(3)
_cell_length_c                   13.394(4)
_cell_volume                     9626(3)
_cod_data_source_file            melanophlogite_60C.cif
_cod_data_source_block           melanophlogite_60C
_cod_original_sg_symbol_H-M      'P 42/n b c'
_cod_original_formula_sum        'Si O2'
_cod_database_code               1544613