LMucko/crystallography-open-database huggingface dataset:
Structural adjustments induced by heat treatment in ilvaite Sample: RM at room temperature
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002233
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at room temperature
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.04 Ca Fe2.88 H Mg0.03 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.34
_cell_angle_gamma                90
_cell_length_a                   13.006
_cell_length_b                   8.808
_cell_length_c                   5.850
_cell_formula_units_Z            4
_cell_volume                     670.146
_database_code_amcsd             0002317
_exptl_crystal_density_diffrn    4.030
_cod_original_formula_sum        'Ca Fe2.88 Mg.03 Al.04 Mn.05 Si2 H O9'
_cod_database_code               9002233
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 400 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002234
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 400 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.04 Ca Fe2.88 H Mg0.03 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.16
_cell_angle_gamma                90
_cell_length_a                   13.015
_cell_length_b                   8.803
_cell_length_c                   5.842
_cell_formula_units_Z            4
_cell_volume                     669.321
_database_code_amcsd             0002318
_diffrn_ambient_temperature      673.15
_exptl_crystal_density_diffrn    4.035
_cod_original_formula_sum        'Ca Fe2.88 Mg.03 Al.04 Mn.05 Si2 H O9'
_cod_database_code               9002234
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 450 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002235
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 450 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.04 Ca Fe2.88 H Mg0.03 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.10
_cell_angle_gamma                90
_cell_length_a                   13.014
_cell_length_b                   8.807
_cell_length_c                   5.846
_cell_formula_units_Z            4
_cell_volume                     670.034
_database_code_amcsd             0002319
_diffrn_ambient_temperature      723.15
_exptl_crystal_density_diffrn    4.031
_cod_original_formula_sum        'Ca Fe2.88 Mg.03 Al.04 Mn.05 Si2 H O9'
_cod_database_code               9002235
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 500 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002236
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 500 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 H Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.005
_cell_length_b                   8.800
_cell_length_c                   5.847
_cell_formula_units_Z            4
_cell_volume                     669.154
_database_code_amcsd             0002320
_diffrn_ambient_temperature      773.15
_exptl_crystal_density_diffrn    4.016
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 H O9'
_cod_database_code               9002236
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 550 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002237
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 550 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 H Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.013
_cell_length_b                   8.802
_cell_length_c                   5.849
_cell_formula_units_Z            4
_cell_volume                     669.947
_database_code_amcsd             0002321
_diffrn_ambient_temperature      823.15
_exptl_crystal_density_diffrn    4.011
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 H O9'
_cod_database_code               9002237
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 600 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002238
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 600 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 H Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.015
_cell_length_b                   8.802
_cell_length_c                   5.847
_cell_formula_units_Z            4
_cell_volume                     669.821
_database_code_amcsd             0002322
_diffrn_ambient_temperature      873.15
_exptl_crystal_density_diffrn    4.012
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 H O9'
_cod_database_code               9002238
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 615 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002239
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 615 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 H Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.012
_cell_length_b                   8.801
_cell_length_c                   5.850
_cell_formula_units_Z            4
_cell_volume                     669.934
_database_code_amcsd             0002323
_diffrn_ambient_temperature      888.15
_exptl_crystal_density_diffrn    4.011
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 H O9'
_cod_database_code               9002239
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 625 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002240
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 625 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.007
_cell_length_b                   8.805
_cell_length_c                   5.844
_cell_formula_units_Z            4
_cell_volume                     669.294
_database_code_amcsd             0002324
_diffrn_ambient_temperature      898.15
_exptl_crystal_density_diffrn    4.005
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 O9'
_cod_database_code               9002240
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 660 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002241
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 660 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.008
_cell_length_b                   8.802
_cell_length_c                   5.842
_cell_formula_units_Z            4
_cell_volume                     668.888
_database_code_amcsd             0002325
_diffrn_ambient_temperature      933.15
_exptl_crystal_density_diffrn    4.007
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 O9'
_cod_database_code               9002241
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 675 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002242
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 675 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.013
_cell_length_b                   8.804
_cell_length_c                   5.841
_cell_formula_units_Z            4
_cell_volume                     669.183
_database_code_amcsd             0002326
_diffrn_ambient_temperature      948.15
_exptl_crystal_density_diffrn    4.005
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 O9'
_cod_database_code               9002242
Structural adjustments induced by heat treatment in ilvaite Sample: RM at T = 700 deg C
Bonazzi, P.; Bindi, L.; American Mineralogist 84 (1999) 1604–1612; doi:

data_9002243
_publ_section_title
;
 Structural adjustments induced by heat treatment in ilvaite
 Sample: RM at T = 700 deg C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1604
_journal_page_last               1612
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al0.08 Ca Fe2.81 Mg0.06 Mn0.05 O9 Si2'
_chemical_name_mineral           Ilvaite
_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                   13.006
_cell_length_b                   8.804
_cell_length_c                   5.836
_cell_formula_units_Z            4
_cell_volume                     668.250
_database_code_amcsd             0002327
_diffrn_ambient_temperature      973.15
_exptl_crystal_density_diffrn    4.011
_cod_original_formula_sum        'Ca Fe2.81 Mg.06 Al.08 Mn.05 Si2 O9'
_cod_database_code               9002243
Tobermorites: Their real structure and order-disorder (OD) character
Merlino, S.; Bonaccorsi, E.; Armbruster, T.; American Mineralogist 84 (1999) 1613–1621; doi:

data_9002244
_publ_section_title
;
 Tobermorites: Their real structure and order-disorder (OD) character
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1613
_journal_page_last               1621
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Ca5 H8 O21 Si6'
_chemical_name_mineral           Clinotobermorite
_space_group_crystal_system      triclinic
_space_group_IT_number           1
_space_group_name_Hall           'C 1'
_space_group_name_H-M_alt        'C 1'
_symmetry_space_group_name_H-M   'C 1'
_cell_angle_alpha                99.18
_cell_angle_beta                 97.19
_cell_angle_gamma                90.03
_cell_formula_units_Z            2
_cell_length_a                   11.274
_cell_length_b                   7.344
_cell_length_c                   11.468
_cell_volume                     929.772
_database_code_amcsd             0002328
_exptl_crystal_density_diffrn    2.530
_cod_original_formula_sum        'Si6 O21 Ca5 H8'
_cod_database_code               9002244
Tobermorites: Their real structure and order-disorder (OD) character Sample: 9 Angstrom
Merlino, S.; Bonaccorsi, E.; Armbruster, T.; American Mineralogist 84 (1999) 1613–1621; doi:

data_9002245
_publ_section_title
;
 Tobermorites: Their real structure and order-disorder (OD) character
 Sample: 9 Angstrom
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1613
_journal_page_last               1621
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Ca3 H O9 Si3'
_chemical_name_mineral           Tobermorite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1 (1/2*x+1/2*y,1/2*x-1/2*y,-z)'
_symmetry_space_group_name_H-M   'C -1'
_cell_angle_alpha                101.08
_cell_angle_beta                 92.83
_cell_angle_gamma                89.98
_cell_formula_units_Z            4
_cell_length_a                   11.156
_cell_length_b                   7.303
_cell_length_c                   9.566
_cell_volume                     763.870
_exptl_crystal_density_diffrn    3.039
_cod_original_formula_sum        'Si3 O9 Ca3 H'
_cod_database_code               9002245
_database_code_amcsd 0002329
Tobermorites: Their real structure and order-disorder (OD) character Sample: 11 Angstrom
Merlino, S.; Bonaccorsi, E.; Armbruster, T.; American Mineralogist 84 (1999) 1613–1621; doi:

data_9002246
_publ_section_title
;
 Tobermorites: Their real structure and order-disorder (OD) character
 Sample: 11 Angstrom
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1613
_journal_page_last               1621
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Ca2 H6 O11 Si3'
_chemical_name_mineral           Tobermorite
_space_group_IT_number           8
_symmetry_space_group_name_Hall  'B -2'
_symmetry_space_group_name_H-M   'B 1 1 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                123.25
_cell_formula_units_Z            4
_cell_length_a                   6.735
_cell_length_b                   7.385
_cell_length_c                   22.487
_cell_volume                     935.351
_database_code_amcsd             0002330
_exptl_crystal_density_diffrn    2.460
_cod_original_formula_sum        'Si3 O11 Ca2 H6'
_cod_database_code               9002246
Khmaralite, a new beryllium-bearing mineral related to sapphirine: A superstructure resulting from partial ordering of Be, Al and Si on tetrahedral sites
Barbier, J.; Grew, E. S.; Moore, P. B.; Su, S.-C.; American Mineralogist 84 (1999) 1650–1660; doi:

data_9002247
_publ_section_title
;
 Khmaralite, a new beryllium-bearing mineral related to sapphirine:
 A superstructure resulting from partial ordering of Be, Al and Si on
 tetrahedral sites
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1650
_journal_page_last               1660
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Al14.27 Be1.47 Fe1.99 Mg5.47 O40 Si4.8'
_chemical_name_mineral           Khmaralite
_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                 90.90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.115
_cell_length_b                   14.371
_cell_length_c                   11.254
_cell_volume                     2605.977
_database_code_amcsd             0002331
_exptl_crystal_density_diffrn    3.612
_cod_original_formula_sum        'Fe1.99 Al14.27 Mg5.47 Si4.8 Be1.47 O40'
_cod_database_code               9002247
A new complex sheet of uranyl polyhedra in the structure of wolsendorfite
Burns, P. C.; American Mineralogist 84 (1999) 1661–1673; doi:

data_9002248
_publ_section_title
;
 A new complex sheet of uranyl polyhedra in the structure of wolsendorfite
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1661
_journal_page_last               1673
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Ba0.72 H40.16 O126 Pb12.32 U28'
_chemical_name_mineral           Wolsendorfite
_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                   14.131
_cell_length_b                   13.885
_cell_length_c                   55.969
_cell_volume                     10981.618
_database_code_amcsd             0002332
_exptl_crystal_density_diffrn    6.879
_cod_original_formula_sum        'U28 Pb12.32 Ba.72 O126 H40.16'
_cod_database_code               9002248
Bederite, a new pegmatite phosphate mineral from Nevados de Palermo, Argentina: Description and crystal structure
Galliski, M. A.; Cooper, M. A.; Hawthorne, F. C.; Cerny, P.; American Mineralogist 84 (1999) 1674–1679; doi:

data_9002249
_publ_section_title
;Bederite, a new pegmatite phosphate mineral from Nevados de Palermo,
 Argentina: Description and crystal structure
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1674
_journal_page_last               1679
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum
'Al0.09 Ca1.03 Fe0.94 H2 Mg0.44 Mn1.89 Na0.1 O13 P3 Zn0.02'
_chemical_name_mineral           Bederite
_space_group_IT_number           61
_symmetry_space_group_name_Hall  '-P 2bc 2ac'
_symmetry_space_group_name_H-M   'P c a b'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   12.559
_cell_length_b                   12.834
_cell_length_c                   11.714
_cell_volume                     1888.088
_database_code_amcsd             0002333
_exptl_crystal_density_diffrn    3.639
_cod_original_formula_sum
'P3 Mn1.89 Mg.44 Fe.94 Zn.02 Al.09 Na.1 Ca1.03 O13 H2'
_cod_database_code               9002249
Crystal structure and compressibility of a two-layer polytype of pseudowollastonite (CaSiO3)
Yang, H.; Prewitt, C. T.; American Mineralogist 84 (1999) 1902–1905; doi:

data_9002250
_publ_section_title
;
 Crystal structure and compressibility of a two-layer polytype
 of pseudowollastonite (CaSiO3)
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1902
_journal_page_last               1905
_journal_volume                  84
_journal_year                    1999
_chemical_formula_sum            'Ca O3 Si'
_chemical_name_mineral           Pseudowollastonite
_space_group_IT_number           15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90
_cell_angle_beta                 111.245
_cell_angle_gamma                90
_cell_length_a                   11.8322
_cell_length_b                   6.8624
_cell_length_c                   10.5297
_cell_formula_units_Z            12
_cell_volume                     796.878
_database_code_amcsd             0002334
_exptl_crystal_density_diffrn    2.905
_cod_original_formula_sum        'Ca Si O3'
_cod_database_code               9002250
The crystal structure of Mg8(Mg2Al2)Al8Si12(O,OH)56 pumpellyite and its relevance in ultramafic systems at high pressure
Artioli, G.; Fumagalli, P.; Poli, S.; American Mineralogist 84 (1999) 1906–1914; doi:

data_9002251
_publ_section_title
;
 The crystal structure of Mg8(Mg2Al2)Al8Si12(O,OH)56 pumpellyite and its
 relevance in ultramafic systems at high pressure
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1906
_journal_page_last               1914
_journal_volume                  84
_journal_year                    1999
_chemical_formula_structural     Mg8(Mg2Al2)Al8Si12(O,OH)56
_chemical_formula_sum            'Al5.01 Mg4.76 O28 Si6'
_space_group_IT_number           11
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 97.691
_cell_angle_gamma                90
_cell_length_a                   8.5758
_cell_length_b                   5.7295
_cell_length_c                   18.5376
_cell_formula_units_Z            2
_cell_volume                     902.652
_database_code_amcsd             0002335
_exptl_crystal_density_diffrn    3.191
_cod_original_formula_sum        'Mg4.76 Al5.01 Si6 O28'
_cod_database_code               9002251
_amcsd_formula_title             Mg8(Mg2Al2)Al8Si12(O,OH)56