LMucko/crystallography-open-database huggingface dataset:
High-pressure single-crystal X-ray diffraction and infrared spectroscopic studies of the C2/m-P2_1/m phase transition in cummingtonite Sample: P = 7.90 GPa
Yang, H.; Hazen, R. M.; Prewitt, C. T.; Finger, L. W.; Lu, R.; Hemley, R. J.; American Mineralogist 83 (1998) 288–299; doi:

data_9001916
_publ_section_title
;
 High-pressure single-crystal X-ray diffraction and infrared spectroscopic
 studies of the C2/m-P2_1/m phase transition in cummingtonite
 Sample: P = 7.90 GPa
;
_journal_name_full               'American Mineralogist'
_journal_page_first              288
_journal_page_last               299
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum            'Al0.008 Ca0.076 Fe3.471 Mg3.445 O24 Si8'
_chemical_name_mineral           Cummingtonite
_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                 103.173
_cell_angle_gamma                90
_cell_length_a                   9.2099
_cell_length_b                   17.7605
_cell_length_c                   5.1930
_cell_formula_units_Z            2
_cell_volume                     827.080
_database_code_amcsd             0001976
_diffrn_ambient_pressure         7.9e+06
_exptl_crystal_density_diffrn    3.572
_cod_original_formula_sum        'Fe3.471 Mg3.445 Al.008 Ca.076 Si8 O24'
_cod_database_code               9001916
Description and crystal structure of yvonite, Cu(AsO3OH)2H2O
Sarp, H.; Cerny, R.; American Mineralogist 83 (1998) 383–389; doi:

data_9001917
_publ_section_title
;
 Description and crystal structure of yvonite, Cu(AsO3OH)2H2O
;
_journal_name_full               'American Mineralogist'
_journal_page_first              383
_journal_page_last               389
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum            'As Cu H5 O6'
_chemical_name_mineral           Yvonite
_space_group_IT_number           2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                89.32
_cell_angle_beta                 86.55
_cell_angle_gamma                74.43
_cell_formula_units_Z            4
_cell_length_a                   7.632
_cell_length_b                   11.168
_cell_length_c                   6.020
_cell_volume                     493.380
_database_code_amcsd             0001977
_exptl_crystal_density_diffrn    3.224
_cod_original_formula_sum        'Cu As (O6 H5)'
_cod_database_code               9001917
Georgeericksenite, Na6CaMg(IO3)6(CrO4)2(H2O)12, a new mineral from Oficina Chacabuco, Chile: Description and crystal structure
Cooper M A; Hawthorne F C; Roberts A C; Grice J D; Stirling J A R; Moffatt E A; American Mineralogist 83 (1998) 390–399; doi:

data_9001918
_publ_section_title
;
 Georgeericksenite, Na6CaMg(IO3)6(CrO4)2(H2O)12, a new mineral from Oficina
 Chacabuco, Chile: Description and crystal structure
;
_journal_name_full               'American Mineralogist'
_journal_page_first              390
_journal_page_last               399
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum            'Ca Cr2 H20 I6 Mg Na6 O40'
_chemical_name_mineral           Georgeericksenite
_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                 114.42
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   23.645
_cell_length_b                   10.918
_cell_length_c                   15.768
_cell_volume                     3706.447
_cod_original_formula_sum        'Ca Mg Na6 I6 Cr2 O40 H20'
_cod_database_code               9001918
_database_code_amcsd 0001978
Crystal structure of a new spinelloid with the wadsleyite structure in the system Fe2SiO4-Fe3O4 and implications for the Earth's mantle Fe2.45Si.55O4
Woodland, A. B.; Angel, R. J.; American Mineralogist 83 (1998) 404–408; doi:

data_9001919
_publ_section_title
;
 Crystal structure of a new spinelloid with the wadsleyite structure in the
 system Fe2SiO4-Fe3O4 and implications for the Earth's mantle
 Fe2.45Si.55O4
;
_journal_name_full               'American Mineralogist'
_journal_page_first              404
_journal_page_last               408
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum            'Fe2.45 O4 Si0.55'
_chemical_name_mineral           Wadsleyite
_space_group_IT_number           74
_symmetry_space_group_name_Hall  '-I 2b 2'
_symmetry_space_group_name_H-M   'I m m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.8559
_cell_length_b                   11.8936
_cell_length_c                   8.3684
_cell_formula_units_Z            8
_cell_volume                     582.840
_database_code_amcsd             0001980
_exptl_crystal_density_diffrn    4.929
_cod_original_formula_sum        'Fe2.45 Si.55 O4'
_cod_database_code               9001919
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: NMNH 93728 from Greiner, Zillertal, Austria in act-talc rock
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001920
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: NMNH 93728 from Greiner, Zillertal, Austria in act-talc rock
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.122 Ca1.802 Fe0.575 H1.94 K0.014 Mg4.479 Mn0.016 Na0.124 O24 Si7.94
 Ti0.002
;
_chemical_name_mineral           Actinolite
_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                 104.63
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.834
_cell_length_b                   18.078
_cell_length_c                   5.283
_cell_volume                     908.755
_database_code_amcsd             0001981
_exptl_crystal_density_diffrn    3.033
_cod_original_formula_sum
'Fe.575 Mn.016 Mg4.479 Al.122 Ti.002 Ca1.802 Na.124 Si7.94 K.014 H1.94 O24'
_cod_database_code               9001920
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C78, NMNH 93728 from Greiner, Zillertal, Austria in act-talc rock after heating at 700 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001921
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: C78, NMNH 93728 from Greiner, Zillertal, Austria in act-talc rock
 after heating at 700 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
'Al0.138 Ca1.774 Fe0.594 H1.976 K0.01 Mg4.43 Mn0.02 Na0.132 O24 Si7.952'
_chemical_name_mineral           Actinolite
_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                 104.58
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.833
_cell_length_b                   18.078
_cell_length_c                   5.282
_cell_volume                     908.697
_database_code_amcsd             0001982
_exptl_crystal_density_diffrn    3.032
_exptl_crystal_thermal_history   'after heating at 700 C'
_cod_original_formula_sum
'Fe.594 Mn.02 Mg4.43 Al.138 Ca1.774 Na.132 Si7.952 K.01 H1.976 O24'
_cod_database_code               9001921
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: 67-3172, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001922
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: 67-3172, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.252 Ca1.904 F0.726 Fe0.905 H1.566 K0.096 Mg4.083 Mn0.02 Na0.232 O23.274
 Si7.788 Ti0.014
;
_chemical_name_mineral           Actinolite
_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                 104.79
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.855
_cell_length_b                   18.069
_cell_length_c                   5.283
_cell_volume                     909.575
_database_code_amcsd             0001983
_exptl_crystal_density_diffrn    3.104
_cod_original_formula_sum
;Fe.905 Mn.02 Mg4.083 Al.252 Ti.014 Ca1.904 Na.232 Si7.788 K.096 H1.566
 O23.274 F.726
;
_cod_database_code               9001922
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C70, 67-3172, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock after heating at 700 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001923
_publ_section_title
;Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and
 high temperature Sample: C70, 67-3172, from Carr Fork Mine, Bingham, Utah in
 cpx hornfels rock after heating at 700 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.204 Ca1.954 F0.276 Fe0.947 H1.696 K0.096 Mg4.031 Mn0.014 Na0.152 O23.724
 Si7.82 Ti0.004
;
_chemical_name_mineral           Actinolite
_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                 104.89
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.852
_cell_length_b                   18.066
_cell_length_c                   5.282
_cell_volume                     908.555
_database_code_amcsd             0001984
_exptl_crystal_density_diffrn    3.104
_exptl_crystal_thermal_history   'after heating at 700 C'
_cod_original_formula_sum
;Fe.947 Mn.014 Mg4.031 Al.204 Ti.004 Ca1.954 Na.152 Si7.82 K.096 H1.696
 O23.724 F.276
;
_cod_database_code               9001923
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: 67-3701, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001924
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: 67-3701, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.256 Ca1.856 F0.464 Fe1.133 H1.436 K0.09 Mg3.879 Mn0.02 Na0.286 O23.536
 Si7.776 Ti0.02
;
_chemical_name_mineral           Actinolite
_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                 104.77
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.866
_cell_length_b                   18.098
_cell_length_c                   5.284
_cell_volume                     912.308
_database_code_amcsd             0001985
_exptl_crystal_density_diffrn    3.117
_cod_original_formula_sum
;Fe1.133 Mn.02 Mg3.879 Ti.02 Al.256 Ca1.856 Na.286 Si7.776 K.09 H1.436 O23.536
 F.464
;
_cod_database_code               9001924
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C71, 67-3701, from Carr Fork Mine, Bingham, Utah in cpx hornfels rock after heating at 700 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001925
_publ_section_title
;Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and
 high temperature Sample: C71, 67-3701, from Carr Fork Mine, Bingham, Utah in
 cpx hornfels rock after heating at 700 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.182 Ca1.89 Cl0.034 F0.406 Fe1.166 H1.556 K0.066 Mg2.71 Mn0.444 Na0.212
 O23.56 Si7.836 Ti0.004
;
_chemical_name_mineral           Actinolite
_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                 104.78
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.863
_cell_length_b                   18.090
_cell_length_c                   5.282
_cell_volume                     911.241
_database_code_amcsd             0001986
_exptl_crystal_density_diffrn    3.102
_exptl_crystal_thermal_history   'after heating at 700 C'
_cod_original_formula_sum
;Fe1.166 Mn.444 Mg2.71 Al.182 Ti.004 Ca1.89 Na.212 Si7.836 K.066 H1.556 O23.56
 F.406 Cl.034
;
_cod_database_code               9001925
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: NMNH 156831, from Green Monster Mine, Alaska in uralite from cpx
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001926
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: NMNH 156831, from Green Monster Mine, Alaska in uralite from cpx
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.194 Ca1.922 Fe1.538 H1.92 K0.01 Mg3.364 Mn0.052 Na0.052 O24 Si7.888
 Ti0.002
;
_chemical_name_mineral           Actinolite
_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                 104.78
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.881
_cell_length_b                   18.139
_cell_length_c                   5.298
_cell_volume                     918.149
_database_code_amcsd             0001987
_exptl_crystal_density_diffrn    3.118
_cod_original_formula_sum
'Fe1.538 Mn.052 Mg3.364 Al.194 Ti.002 Ca1.922 Na.052 Si7.888 K.01 H1.92 O24'
_cod_database_code               9001926
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C79, NMNH 156831, from Green Monster Mine, Alaska in uralite from cpx after heating at 700 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001927
_publ_section_title
;Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and
 high temperature Sample: C79, NMNH 156831, from Green Monster Mine, Alaska in
 uralite from cpx after heating at 700 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al3.806 Ca1.898 Cl0.014 F0.184 Fe1.94 H1.844 K0.066 Mg2.964 Mn0.046 Na0.212
 O23.802 Si4.312 Ti0.012
;
_chemical_name_mineral           Actinolite
_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                 104.79
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.886
_cell_length_b                   18.150
_cell_length_c                   5.300
_cell_volume                     919.476
_database_code_amcsd             0001988
_exptl_crystal_density_diffrn    3.169
_exptl_crystal_thermal_history   'after heating at 700 C'
_cod_original_formula_sum
;Fe1.94 Mn.046 Mg2.964 Al3.806 Ti.012 Ca1.898 Na.212 Si4.312 K.066 H1.844
 O23.802 F.184 Cl.014
;
_cod_database_code               9001927
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: 11B, from Luce Lake, Labrador, Canada in an iron formation
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001928
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: 11B, from Luce Lake, Labrador, Canada in an iron formation
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.008 Ca1.838 Cl0.036 F0.038 Fe2.762 H1.854 Mg2.336 Mn0.024 Na0.036 O23.926
 Si8
;
_chemical_name_mineral           Actinolite
_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                 104.54
_cell_angle_gamma                90
_cell_length_a                   9.891
_cell_length_b                   18.190
_cell_length_c                   5.297
_cell_formula_units_Z            2
_cell_volume                     922.499
_database_code_amcsd             0001989
_exptl_crystal_density_diffrn    3.234
_cod_original_formula_sum
'Fe2.762 Mn.024 Mg2.336 Al.008 Ca1.838 Na.036 Si8 H1.854 O23.926 F.038 Cl.036'
_cod_database_code               9001928
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C46, 11B, from Luce Lake, Labrador, Canada in an iron formation after heating at 600 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001929
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: C46, 11B, from Luce Lake, Labrador, Canada in an iron formation
 after heating at 600 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.016 Ca1.77 Cl0.036 F0.046 Fe2.711 H1.878 K0.004 Mg2.423 Mn0.026 Na0.112
 O23.918 Si7.984
;
_chemical_name_mineral           Actinolite
_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                 104.57
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.890
_cell_length_b                   18.198
_cell_length_c                   5.296
_cell_volume                     922.512
_database_code_amcsd             0001990
_exptl_crystal_density_diffrn    3.228
_exptl_crystal_thermal_history   'after heating at 600 C'
_cod_original_formula_sum
;Fe2.711 Mn.026 Mg2.423 Ca1.77 Na.112 Si7.984 Al.016 K.004 H1.878 O23.918
 F.046 Cl.036
;
_cod_database_code               9001929
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C28, 11B, from Luce Lake, Labrador, Canada in an iron formation after heating at 700 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001930
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: C28, 11B, from Luce Lake, Labrador, Canada in an iron formation
 after heating at 700 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.02 Ca1.78 Cl0.036 F0.046 Fe2.755 H1.88 K0.012 Mg2.395 Mn0.03 Na0.076
 O23.918 Si7.98
;
_chemical_name_mineral           Actinolite
_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                 104.55
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.891
_cell_length_b                   18.200
_cell_length_c                   5.296
_cell_volume                     922.790
_database_code_amcsd             0001991
_exptl_crystal_density_diffrn    3.234
_exptl_crystal_thermal_history   'after heating at 700 C'
_cod_original_formula_sum
;Fe2.755 Mn.03 Mg2.395 Ca1.78 Na.076 Si7.98 Al.02 K.012 H1.88 O23.918 F.046
 Cl.036
;
_cod_database_code               9001930
Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C41, 11B, from Luce Lake, Labrador, Canada in an iron formation after heating at 800 C
Evans, B. W.; Yang, H.; American Mineralogist 83 (1998) 458–475; doi:

data_9001931
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: C41, 11B, from Luce Lake, Labrador, Canada in an iron formation
 after heating at 800 C
;
_journal_name_full               'American Mineralogist'
_journal_page_first              458
_journal_page_last               475
_journal_volume                  83
_journal_year                    1998
_chemical_formula_sum
;Al0.016 Ca1.782 Cl0.04 F0.048 Fe2.757 H1.876 K0.004 Mg2.385 Mn0.026 Na0.074
 O23.912 Si7.988
;
_chemical_name_mineral           Actinolite
_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                 104.53
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.890
_cell_length_b                   18.192
_cell_length_c                   5.294
_cell_volume                     922.026
_database_code_amcsd             0001992
_exptl_crystal_density_diffrn    3.235
_exptl_crystal_thermal_history   'after heating at 800 C'
_cod_original_formula_sum
;Fe2.757 Mn.026 Mg2.385 Al.016 Ca1.782 Na.074 Si7.988 K.004 H1.876 O23.912
 F.048 Cl.04
;
_cod_database_code               9001931