LMucko/crystallography-open-database huggingface dataset:
Kinetics of cation ordering in synthetic Mg(Al,Fe3+)2O4 spinels Note Sample F39, disordered at 1000 C for 24 h, then ordered at 550 C Annealing time = 960 min
Princivalle, F.; Martignago, F.; Nestola, F.; Dal Negro, A.; European Journal of Mineralogy 24 (2012) 633–643; doi:10.1127/0935-1221/2012/0024-2223

data_9016238
_publ_section_title
;
 Kinetics of cation ordering in synthetic Mg(Al,Fe3+)2O4 spinels
 Note Sample F39, disordered at 1000 C for 24 h, then ordered at 550 C
 Annealing time = 960 min
;
_journal_name_full               'European Journal of Mineralogy'
_journal_page_first              633
_journal_page_last               643
_journal_paper_doi               10.1127/0935-1221/2012/0024-2223
_journal_volume                  24
_journal_year                    2012
_chemical_formula_sum            'Al1.608 Fe0.39 Mg O4'
_chemical_name_mineral           Spinel
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   8.1463
_cell_length_b                   8.1463
_cell_length_c                   8.1463
_cell_formula_units_Z            8
_cell_volume                     540.606
_database_code_amcsd             0019274
_exptl_crystal_density_diffrn    3.771
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        'Al1.608 Mg Fe.39 O4'
_cod_database_code               9016238
Crystal chemistry of synthetic lawsonite solid-solution series CaAl2 [(OH)2/(Si2O7)](H2O)-SrAl2[(OH)2/(Si2O7)](H2O) and the Cmcm-P2_1/m phase transition Note: Run #Pt100
Liebscher, A.; Dorsam, G.; Franz, G.; Wunder, B.; Gottschalk, M.; American Mineralogist 95 (2010) 724–735; doi:10.2138/am.2010.3220

data_9016239
_publ_section_title
;
 Crystal chemistry of synthetic lawsonite solid-solution series CaAl2
 [(OH)2/(Si2O7)](H2O)-SrAl2[(OH)2/(Si2O7)](H2O) and the Cmcm-P2_1/m phase transition
 Note: Run #Pt100
;
_journal_name_full               'American Mineralogist'
_journal_page_first              724
_journal_page_last               735
_journal_paper_doi               10.2138/am.2010.3220
_journal_volume                  95
_journal_year                    2010
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Al2 H4 O10 Si2 Sr'
_chemical_name_mineral           Itoigawaite
_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                 124.42
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.4231
_cell_length_b                   13.2761
_cell_length_c                   5.8583
_cell_volume                     347.936
_database_code_amcsd             0018945
_exptl_crystal_density_diffrn    3.453
_cod_original_formula_sum        'Sr Al2 Si2 O10 H4'
_cod_database_code               9016239
Temperature dependence of the structural parameters in the transformation of aragonite to calcite, as determined from in situ synchrotron powder X-ray-diffraction data Note: T = 258 C Note: P = 101 kPa
Antao, S. M.; Hassan, I.; The Canadian Mineralogist 48 (2010) 1225–1236; doi:10.3749/canmin.48.5.1225

data_9016240
_publ_section_title
;
 Temperature dependence of the structural parameters
 in the transformation of aragonite to calcite,
 as determined from in situ synchrotron powder X-ray-diffraction data
 Note: T = 258 C
 Note: P = 101 kPa
;
_journal_name_full               'The Canadian Mineralogist'
_journal_page_first              1225
_journal_page_last               1236
_journal_paper_doi               10.3749/canmin.48.5.1225
_journal_volume                  48
_journal_year                    2010
_chemical_compound_source        'Cuenca, Spain'
_chemical_formula_sum            'C Ca O3'
_chemical_name_mineral           Aragonite
_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_length_a                   4.9664
_cell_length_b                   8.0126
_cell_length_c                   5.7898
_cell_formula_units_Z            4
_cell_volume                     230.398
_database_code_amcsd             0017837
_exptl_crystal_density_diffrn    2.885
_cod_original_formula_sum        'Ca C O3'
_cod_database_code               9016240
Red micas from basal ignimbrites of Mt. Vulture (Italy): interlayer content appraisal by a multi-methodic approach Note: Sample LC6_R29
Scordari, F.; Schingaro, E.; Ventruti, G.; Lacalamita, M.; Ottolini, L.; Physics and Chemistry of Minerals 35 (2008) 163–174; doi:10.1007/s00269-007-0208-0

data_9016241
_publ_section_title
;
 Red micas from basal ignimbrites of Mt. Vulture (Italy): interlayer content
 appraisal by a multi-methodic approach
 Note: Sample LC6_R29
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              163
_journal_page_last               174
_journal_paper_doi               10.1007/s00269-007-0208-0
_journal_volume                  35
_journal_year                    2008
_chemical_compound_source        'Mt. Vulture, Italy'
_chemical_formula_sum            'Fe0.812 H1.554 K Mg2.188 O12 Si4'
_chemical_name_mineral           Phlogopite
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 100.014
_cell_angle_gamma                90
_cell_length_a                   5.3400
_cell_length_b                   9.2376
_cell_length_c                   10.2414
_cell_formula_units_Z            2
_cell_volume                     497.499
_database_code_amcsd             0018309
_exptl_crystal_density_diffrn    2.961
_cod_original_formula_sum        'K (Mg2.188 Fe.812) Si4 O12 H1.554'
_cod_database_code               9016241
Crystal chemistry of chromian pumpellyite from Osayama, Okayama Prefecture, Japan Sample: ocp1016
Hamada, M.; Akasaka, M.; Seto, S.; Makino, K.; American Mineralogist 95 (2010) 1294–1304; doi:10.2138/am.2010.3376

data_9016242
_publ_section_title
;
 Crystal chemistry of chromian pumpellyite from Osayama, Okayama Prefecture, Japan
 Sample: ocp1016
;
_journal_name_full               'American Mineralogist'
_journal_page_first              1294
_journal_page_last               1304
_journal_paper_doi               10.2138/am.2010.3376
_journal_volume                  95
_journal_year                    2010
_chemical_compound_source        'Osayama ultramafic body, Okayama, Japan'
_chemical_formula_sum
'Al1.99 Ca2 Cr0.42 Fe0.09 H Mg0.48 Mn0.02 O14 Si3'
_chemical_name_mineral           Pumpellyite-(Mg)
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 97.497
_cell_angle_gamma                90
_cell_length_a                   19.174
_cell_length_b                   5.9194
_cell_length_c                   8.830
_cell_formula_units_Z            4
_cell_volume                     993.625
_database_code_amcsd             0017601
_exptl_crystal_density_diffrn    3.227
_cod_original_formula_sum
'Ca2 Mg.48 Mn.02 Fe.09 Cr.42 Al1.99 Si3 O14 H'
_cod_database_code               9016242
Perrierite-(La) (La,Ce,Ca)4Fe2+(Ti,Fe)4(Si2O7)2O8 - a new mineral species from volcanic region Eifel, Germany
Chukanov, N. V.; Blass, G.; Pekov, I. V.; Belakovskiy, D. I.; Van, K. V.; Rastsvetaeva, R. K.; Aksenov, S. M.; Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 140 (2011) 34–44; doi:

data_9016243
_publ_section_title
;
 Perrierite-(La) (La,Ce,Ca)4Fe2+(Ti,Fe)4(Si2O7)2O8 - a new mineral
 species from volcanic region Eifel, Germany
;
_journal_name_full
'Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva'
_journal_page_first              34
_journal_page_last               44
_journal_volume                  140
_journal_year                    2011
_chemical_compound_source
'Dellen pumice quarry, Eifel Mountains, Rhineland-Palatinate, Germany'
_chemical_formula_sum
'Al0.5 Ca0.6 Fe La3.4 Mn0.5 Nb0.5 O22 Si4 Ti2.5'
_chemical_name_mineral           Perrierite-(La)
_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                 113.64
_cell_angle_gamma                90
_cell_length_a                   13.668
_cell_length_b                   5.6601
_cell_length_c                   11.743
_cell_formula_units_Z            2
_cell_volume                     832.229
_database_code_amcsd             0019036
_exptl_crystal_density_diffrn    4.883
_cod_original_formula_sum        'La3.4 Ca.6 Fe Mn.5 Ti2.5 Al.5 Nb.5 Si4 O22'
_cod_database_code               9016243
Crystal and molecular structures of rinneite, sodium tripotassium hexachloroferrate(II), and hexaamminecobalt(III) hexachloroferrate(III). Comparison of iron-chloride distances in hexachloroferrates(II) and -(III)
Beattie, J. K.; Moore, C. J.; Inorganic Chemistry 21 (1982) 1292–1295; doi:10.1021/ic00134a002

data_9016244
_publ_section_title
;
 Crystal and molecular structures of rinneite, sodium tripotassium hexachloroferrate(II),
 and hexaamminecobalt(III) hexachloroferrate(III). Comparison of iron-chloride distances
 in hexachloroferrates(II) and -(III)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1292
_journal_page_last               1295
_journal_paper_doi               10.1021/ic00134a002
_journal_volume                  21
_journal_year                    1982
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Cl6 Fe K3 Na'
_chemical_name_mineral           Rinneite
_space_group_IT_number           167
_symmetry_space_group_name_Hall  '-P 3* 2n'
_symmetry_space_group_name_H-M   'R -3 c :R'
_cell_angle_alpha                92.29
_cell_angle_beta                 92.29
_cell_angle_gamma                92.29
_cell_length_a                   8.3376
_cell_length_b                   8.3376
_cell_length_c                   8.3376
_cell_formula_units_Z            2
_cell_volume                     578.166
_database_code_amcsd             0019749
_exptl_crystal_density_diffrn    2.348
_cod_original_sg_symbol_H-M      'R -3 c'
_cod_original_formula_sum        'K3 Na Fe Cl6'
_cod_database_code               9016244
Sur de nouveaux pyrochlores A Sb W O6 (A = K, Rb, Cs, Tl) _cod_database_code 1001058
Michel, C.; Groult, D.; Raveau, B.; Materials Research Bulletin 8 (1973) 201–210; doi:10.1016/0025-5408(73)90173-6

data_9016245
_publ_section_title
;
 Sur de nouveaux pyrochlores A Sb W O6 (A = K, Rb, Cs, Tl)
 _cod_database_code 1001058
;
_journal_name_full               'Materials Research Bulletin'
_journal_page_first              201
_journal_page_last               210
_journal_paper_doi               10.1016/0025-5408(73)90173-6
_journal_volume                  8
_journal_year                    1973
_chemical_formula_sum            'K0.5 O3 Sb0.5 W0.5'
_space_group_IT_number           227
_symmetry_space_group_name_Hall  '-F 4vw 2vw 3'
_symmetry_space_group_name_H-M   'F d -3 m :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   10.234
_cell_length_b                   10.234
_cell_length_c                   10.234
_cell_formula_units_Z            16
_cell_volume                     1071.855
_database_code_amcsd             0014224
_exptl_crystal_density_diffrn    5.462
_cod_duplicate_entry             1001058
_cod_original_sg_symbol_H-M      'F d 3 m'
_cod_original_formula_sum        'K.5 (Sb.5 W.5) O3'
_cod_database_code               9016245
_amcsd_formula_title             'K O6 Sb W'
Lileyite, Ba2(Na,Fe,Ca)3MgTi2(Si2O7)2O2F2, a new lamprophyllite-group mineral from the Eifel volcanic area, Germany
Chukanov, N. V.; Pekov, I. V.; Rastsvetaeva, R. K.; Aksenov, S. M.; Zadov, A. E.; Van, K. V.; Blass, G.; Schuller, W.; Ternes, B.; European Journal of Mineralogy 24 (2012) 181–188; doi:10.1127/0935-1221/2012/0024-2174

data_9016246
_publ_section_title
;
 Lileyite, Ba2(Na,Fe,Ca)3MgTi2(Si2O7)2O2F2, a new lamprophyllite-group
 mineral from the Eifel volcanic area, Germany
;
_journal_name_full               'European Journal of Mineralogy'
_journal_page_first              181
_journal_page_last               188
_journal_paper_doi               10.1127/0935-1221/2012/0024-2174
_journal_volume                  24
_journal_year                    2012
_chemical_compound_source        'Lohley quarry, Rhineland-Palatinate, Germany'
_chemical_formula_sum
'Ba1.5 Ca0.4 F1.6 Fe0.6 K0.3 Mg0.8 Mn0.2 Na1.9 Nb0.1 O16.4 Si4 Sr0.2 Ti2'
_chemical_name_mineral           Lileyite
_space_group_IT_number           12
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_cell_angle_alpha                90
_cell_angle_beta                 96.349
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.905
_cell_length_b                   7.098
_cell_length_c                   5.405
_cell_volume                     758.966
_database_code_amcsd             0018776
_exptl_crystal_density_diffrn    3.803
_cod_original_formula_sum
'(Ba1.5 K.3 Sr.2) Na1.9 Ca.4 Fe.6 Mn.2 Mg.8 Ti2 Nb.1 Si4 O16.4 F1.6'
_cod_database_code               9016246
The effect of oxygen vacancies and aluminium substitution on the high-pressure properties of brownmillerite-structured Ca2Fe2-xAlxO5 Note: x = 0.0 Note: P = 9.73 GPa
Vanpeteghem, C. B.; Angel, R. J.; Zhao, J.; Ross, N. L.; Redhammer, G. J.; Seifert, F.; Physics and Chemistry of Minerals 35 (2008) 493–504; doi:10.1007/s00269-008-0244-4

data_9016247
_publ_section_title
;
 The effect of oxygen vacancies and aluminium substitution on the
 high-pressure properties of brownmillerite-structured Ca2Fe2-xAlxO5
 Note: x = 0.0
 Note: P = 9.73 GPa
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              493
_journal_page_last               504
_journal_paper_doi               10.1007/s00269-008-0244-4
_journal_volume                  35
_journal_year                    2008
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Ca2 Fe2 O5'
_chemical_name_mineral           Brownmillerite
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.3035
_cell_length_b                   14.4389
_cell_length_c                   5.4979
_cell_formula_units_Z            4
_cell_volume                     421.011
_database_code_amcsd             0017765
_exptl_crystal_density_diffrn    4.289
_cod_database_code               9016247
Crystal structures of ilmenite type LiNbO~3~ and NaNbO~3~
Kumada, N.; Kinomura, N.; Muto, F.; Journal of the Ceramic Society of Japan 98 (1990) 384–388; doi:10.2109/jcersj.98.384

data_9016248
_publ_section_title
;
 Crystal structures of ilmenite type LiNbO~3~ and NaNbO~3~
;
_journal_issue                   1136
_journal_name_full               'Journal of the Ceramic Society of Japan'
_journal_page_first              384
_journal_page_last               388
_journal_paper_doi               10.2109/jcersj.98.384
_journal_volume                  98
_journal_year                    1990
_chemical_compound_source        Synthetic
_chemical_formula_sum            'Li Nb O3'
_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                   5.212
_cell_length_b                   5.212
_cell_length_c                   14.356
_cell_formula_units_Z            6
_cell_volume                     337.733
_database_code_amcsd             0019588
_exptl_crystal_density_diffrn    4.361
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               9016248
_amcsd_formula_title             LiNbO3
New insights into the high-pressure polymorphism of SiO2 cristobalite Note: P = 9.1 GPa
Dera, P.; Lazarz, J. D.; Prakapenka, V. B.; Barkley, M.; Downs, R. T.; Physics and Chemistry of Minerals 38 (2011) Online–first; doi:

data_9016249
_publ_section_title
;
 New insights into the high-pressure polymorphism of SiO2 cristobalite
 Note: P = 9.1 GPa
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              Online
_journal_page_last               first
_journal_volume                  38
_journal_year                    2011
_chemical_compound_source        'Ellora Caves, India'
_chemical_formula_sum            'O2 Si'
_chemical_name_mineral           Cristobalite
_space_group_IT_number           92
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.599
_cell_length_b                   4.599
_cell_length_c                   6.130
_cell_formula_units_Z            4
_cell_volume                     129.654
_database_code_amcsd             0018347
_exptl_crystal_density_diffrn    3.078
_cod_original_formula_sum        'Si O2'
_cod_database_code               9016249
Oscillatory zoned liddicoatite from Anjanabonoina, central Madigascar. I. Crystal chemistry and structure by SREF and 11B and 27Al MAS NMR spectroscopy Sample: L15, disordered model
Lussier, A. J.; Abdu, Y.; Hawthorne, F. C.; Michaelis, V. K.; Aguiar, P. M.; Kroeker, S.; The Canadian Mineralogist 49 (2011) 63–88; doi:10.3749/canmin.49.1.63

data_9016250
_publ_section_title
;
 Oscillatory zoned liddicoatite from Anjanabonoina, central Madigascar.
 I. Crystal chemistry and structure by SREF and 11B and 27Al MAS NMR spectroscopy
 Sample: L15, disordered model
;
_journal_name_full               'The Canadian Mineralogist'
_journal_page_first              63
_journal_page_last               88
_journal_paper_doi               10.3749/canmin.49.1.63
_journal_volume                  49
_journal_year                    2011
_chemical_compound_source        'Anjanabonoina, central Madagascar'
_chemical_formula_sum
'Al7.257 B3 Ca0.696 F0.666 Fe0.03 H3.333 Li1.68 Mn0.033 Na0.228 O30.333 Pb0.01 Si6'
_chemical_name_mineral           Fluor-liddicoatite
_space_group_IT_number           160
_symmetry_space_group_name_Hall  'R 3 -2"'
_symmetry_space_group_name_H-M   'R 3 m :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   15.8248
_cell_length_b                   15.8248
_cell_length_c                   7.0993
_cell_formula_units_Z            3
_cell_volume                     1539.652
_database_code_amcsd             0018425
_exptl_crystal_density_diffrn    3.069
_cod_original_sg_symbol_H-M      'R 3 m'
_cod_original_formula_sum
'Ca.696 Na.228 Pb.01 Al7.257 Fe.03 Mn.033 Li1.68 Si6 B3 F.666 O30.333 H3.333'
_cod_database_code               9016250
Die Kristallstruktur der Cadmium- und Quecksilber- Diammin-Dihalogenide _cod_database_code 1010008
MacGillavry, C.; Bijvoet, J.; Zeitschrift fur Kristallographie 94 (1936) 231–245; doi:

data_9016251
_publ_section_title
;
 Die Kristallstruktur der Cadmium- und Quecksilber- Diammin-Dihalogenide
 _cod_database_code 1010008
;
_journal_name_full               'Zeitschrift fur Kristallographie'
_journal_page_first              231
_journal_page_last               245
_journal_volume                  94
_journal_year                    1936
_chemical_formula_sum            'Cd Cl2 N2'
_space_group_IT_number           35
_symmetry_space_group_name_Hall  'C 2 -2'
_symmetry_space_group_name_H-M   'C m m 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   8.18
_cell_length_b                   8.29
_cell_length_c                   3.96
_cell_formula_units_Z            2
_cell_volume                     268.536
_database_code_amcsd             0016944
_exptl_crystal_density_diffrn    2.614
_cod_duplicate_entry             1010008
_cod_database_code               9016251
_amcsd_formula_title             'Cd Cl2 H6 N2'
Native silver and its new structural modifications Note: Sample DV-300
Novgorodova, M. I.; Gorshkov, A. I.; Mokhov, A. V.; International Geology Review 23 (1981) 485–494; doi:10.1080/00206818109455083

data_9016252
_publ_section_title
;
 Native silver and its new structural modifications
 Note: Sample DV-300
;
_journal_name_full               'International Geology Review'
_journal_page_first              485
_journal_page_last               494
_journal_paper_doi               10.1080/00206818109455083
_journal_volume                  23
_journal_year                    1981
_chemical_compound_source        'northeast USSR'
_chemical_formula_sum            'Ag0.985 Cu0.005'
_chemical_name_mineral           Silver
_space_group_IT_number           225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.084
_cell_length_b                   4.084
_cell_length_c                   4.084
_cell_formula_units_Z            4
_cell_volume                     68.117
_database_code_amcsd             0018576
_exptl_crystal_density_diffrn    10.396
_cod_original_sg_symbol_H-M      'F m 3 m'
_cod_original_formula_sum        'Ag.985 Cu.005'
_cod_database_code               9016252
Hydroniumpharmacosiderite, a new member of the pharmacosiderite supergroup from Cornwall, UK: structure and description
Mills, S. J.; Kampf, A. R.; Williams, P. A.; Leverett, P.; Poirier, G.; Raudsepp, M.; Francis, C. A.; Mineralogical Magazine 74 (2010) 863–869; doi:10.1180/minmag.2010.074.5.863

data_9016253
_publ_section_title
;
 Hydroniumpharmacosiderite, a new member of the pharmacosiderite supergroup
 from Cornwall, UK: structure and description
;
_journal_name_full               'Mineralogical Magazine'
_journal_page_first              863
_journal_page_last               869
_journal_paper_doi               10.1180/minmag.2010.074.5.863
_journal_volume                  74
_journal_year                    2010
_chemical_compound_source        'Cornwall, UK'
_chemical_formula_sum            'As3 Fe4 H10.8 K0.39 O19.1'
_chemical_name_mineral           Hydroniumpharmacosiderite
_space_group_IT_number           215
_symmetry_space_group_name_Hall  'P -4 2 3'
_symmetry_space_group_name_H-M   'P -4 3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   7.9587
_cell_length_b                   7.9587
_cell_length_c                   7.9587
_cell_volume                     504.111
_database_code_amcsd             0017882
_exptl_crystal_density_diffrn    2.569
_cod_original_formula_sum        'K.39 Fe4 As3 O19.1 H10.8'
_cod_database_code               9016253