LMucko/crystallography-open-database huggingface dataset:
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies Sample 4
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002270
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies Sample 4
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.8 Ca2.96 F0.04 Fe1.76 H2 K0.23 Mg2.64 Na1.67 O23.96 Si6 Ti0.6'
_chemical_name_mineral           Pargasite
_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                 105.01
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.838
_cell_length_b                   18.025
_cell_length_c                   5.308
_cell_volume                     909.152
_database_code_amcsd             0002354
_exptl_crystal_density_diffrn    3.607
_cod_original_formula_sum
'O23.96 F.04 Si6 Al2.8 Fe1.76 Ti.6 Mg2.64 Ca2.96 Na1.67 K.23 H2'
_cod_database_code               9002270
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 5
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002271
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 5
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.68 Ca2.88 F0.02 Fe1.95 H2 K5 Mg2.77 Na1.87 O23.98 Si5.92 Ti0.6'
_chemical_name_mineral           Pargasite
_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                 104.91
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.806
_cell_length_b                   18.026
_cell_length_c                   5.308
_cell_volume                     906.668
_database_code_amcsd             0002355
_exptl_crystal_density_diffrn    4.335
_cod_original_formula_sum
'O23.98 F.02 Si5.92 Al2.68 Fe1.95 Ti.6 Mg2.77 Ca2.88 Na1.87 K5 H2'
_cod_database_code               9002271
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 6
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002272
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 6
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.8 Ca3.28 F0.12 Fe2.82 H2 K0.55 Mg5.45 Na1.28 O23.88 Si6 Ti0.45'
_chemical_name_mineral           Pargasite
_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                 105.13
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.880
_cell_length_b                   18.095
_cell_length_c                   5.322
_cell_volume                     918.478
_database_code_amcsd             0002356
_exptl_crystal_density_diffrn    4.065
_cod_original_formula_sum
'O23.88 F.12 Si6 Al2.8 Fe2.82 Ti.45 Mg5.45 Ca3.28 Na1.28 K.55 H2'
_cod_database_code               9002272
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 7
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002273
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 7
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.45 Ca3.4 F2 Fe0.48 H2 K0.38 Mg4.19 Na1.36 O26 Si6 Ti0.4'
_chemical_name_mineral           Pargasite
_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                 105.19
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.862
_cell_length_b                   18.003
_cell_length_c                   5.296
_cell_volume                     907.430
_database_code_amcsd             0002357
_exptl_crystal_density_diffrn    3.736
_cod_original_formula_sum
'O26 F2 Si6 Al2.45 Fe.48 Ti.4 Mg4.19 Ca3.4 Na1.36 K.38 H2'
_cod_database_code               9002273
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 8
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002274
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 8
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.73 Ca3.16 F0.04 Fe2.33 H2 K3.85 Mg2.11 Na1.5 O23.96 Si5.92 Ti0.55'
_chemical_name_mineral           Pargasite
_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                 105.07
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.853
_cell_length_b                   18.060
_cell_length_c                   5.314
_cell_volume                     913.080
_database_code_amcsd             0002358
_exptl_crystal_density_diffrn    4.166
_cod_original_formula_sum
'O23.96 F.04 Si5.92 Al2.73 Fe2.33 Ti.55 Mg2.11 Ca3.16 Na1.5 K3.85 H2'
_cod_database_code               9002274
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 9
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002275
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 9
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.55 Ca3.28 F0.04 Fe1.8 H2 K0.45 Mg2.36 Na1.36 O23.96 Si6 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.17
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.873
_cell_length_b                   18.060
_cell_length_c                   5.315
_cell_volume                     914.675
_database_code_amcsd             0002359
_exptl_crystal_density_diffrn    3.605
_cod_original_formula_sum
'O23.96 F.04 Si6 Al2.55 Fe1.8 Ti.65 Mg2.36 Ca3.28 Na1.36 K.45 H2'
_cod_database_code               9002275
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 10
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002276
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 10
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.65 Ca3.16 F0.04 Fe2.08 H2 K0.35 Mg2.44 Na1.44 O23.96 Si6 Ti0.55'
_chemical_name_mineral           Pargasite
_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                 105.08
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.865
_cell_length_b                   18.059
_cell_length_c                   5.314
_cell_volume                     914.099
_database_code_amcsd             0002360
_exptl_crystal_density_diffrn    3.638
_cod_original_formula_sum
'O23.96 F.04 Si6 Al2.65 Fe2.08 Ti.55 Mg2.44 Ca3.16 Na1.44 K.35 H2'
_cod_database_code               9002276
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 11
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002277
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 11
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.73 Ca3.12 F0.04 Fe1.97 H2 K0.45 Mg2.49 Na1.32 O23.96 Si5.92 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.07
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.856
_cell_length_b                   18.057
_cell_length_c                   5.316
_cell_volume                     913.550
_database_code_amcsd             0002361
_exptl_crystal_density_diffrn    3.638
_cod_original_formula_sum
'O23.96 F.04 Si5.92 Al2.73 Fe1.97 Ti.65 Mg2.49 Ca3.12 Na1.32 K.45 H2'
_cod_database_code               9002277
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 12
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002278
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 12
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.73 Ca3.16 F0.04 Fe2.75 H2 K0.42 Mg5.85 Na1.49 O23.96 Si5.92 Ti0.35'
_chemical_name_mineral           Pargasite
_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                 105.06
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.862
_cell_length_b                   18.063
_cell_length_c                   5.319
_cell_volume                     914.969
_database_code_amcsd             0002362
_exptl_crystal_density_diffrn    4.050
_cod_original_formula_sum
'O23.96 F.04 Si5.92 Al2.73 Fe2.75 Ti.35 Mg5.85 Ca3.16 Na1.49 K.42 H2'
_cod_database_code               9002278
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 13
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002279
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 13
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.81 Ca3.16 F0.04 Fe2.44 H2 K0.43 Mg6.1 Na1.43 O23.96 Si5.84 Ti0.45'
_chemical_name_mineral           Pargasite
_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                 105.09
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.857
_cell_length_b                   18.037
_cell_length_c                   5.310
_cell_volume                     911.515
_database_code_amcsd             0002363
_exptl_crystal_density_diffrn    4.038
_cod_original_formula_sum
'O23.96 F.04 Si5.84 Al2.81 Fe2.44 Ti.45 Mg6.1 Ca3.16 Na1.43 K.43 H2'
_cod_database_code               9002279
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 14
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002280
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 14
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.55 Ca3.36 F0.04 Fe2.65 H2 K0.55 Mg5.55 Na1.39 O23.96 Si6 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.18
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.898
_cell_length_b                   18.112
_cell_length_c                   5.324
_cell_volume                     921.145
_database_code_amcsd             0002364
_exptl_crystal_density_diffrn    4.058
_cod_original_cell_volume        921.144
_cod_original_formula_sum
'O23.96 F.04 Si6 Al2.55 Fe2.65 Ti.65 Mg5.55 Ca3.36 Na1.39 K.55 H2'
_cod_database_code               9002280
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 15
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002281
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 15
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.61 Ca3.28 F1.04 Fe2.28 H2 K0.5 Mg6.1 Na1.41 O21.88 Si5.84 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.11
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.862
_cell_length_b                   18.067
_cell_length_c                   5.316
_cell_volume                     914.441
_database_code_amcsd             0002365
_exptl_crystal_density_diffrn    3.982
_cod_original_formula_sum
'O21.88 F1.04 Si5.84 Al2.61 Fe2.28 Ti.65 Mg6.1 Ca3.28 Na1.41 K.5 H2'
_cod_database_code               9002281
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 16
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002282
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 16
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.48 Ca3.44 Fe1.06 H2 K0.47 Mg3.2 Na1.4 O24 Si5.92 Ti0.7'
_chemical_name_mineral           Pargasite
_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                 105.24
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.871
_cell_length_b                   18.028
_cell_length_c                   5.307
_cell_volume                     911.192
_database_code_amcsd             0002366
_exptl_crystal_density_diffrn    3.565
_cod_original_formula_sum
'O24 Si5.92 Al2.48 Fe1.06 Ti.7 Mg3.2 Ca3.44 Na1.4 K.47 H2'
_cod_database_code               9002282
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 17
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002283
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 17
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.53 Ca3.44 Fe0.52 H2 K0.35 Mg3.7 Na1.56 O24 Si5.92 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.31
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.888
_cell_length_b                   18.023
_cell_length_c                   5.308
_cell_volume                     912.376
_database_code_amcsd             0002367
_exptl_crystal_density_diffrn    3.487
_cod_original_formula_sum
'O24 Si5.92 Al2.53 Fe.52 Ti.65 Mg3.7 Ca3.44 Na1.56 K.35 H2'
_cod_database_code               9002283
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 18
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002284
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 18
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.66 Ca1.8 F0.02 H2 K0.33 Mg3.97 Na1.41 O23.98 Si5.84 Ti0.65'
_chemical_name_mineral           Pargasite
_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                 105.44
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.903
_cell_length_b                   18.000
_cell_length_c                   5.304
_cell_volume                     911.337
_database_code_amcsd             0002368
_exptl_crystal_density_diffrn    3.159
_cod_original_formula_sum
'O23.98 F.02 Si5.84 Al2.66 Ti.65 Mg3.97 Ca1.8 Na1.41 K.33 H2'
_cod_database_code               9002284
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 19
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002285
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 19
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.29 Ca1.74 F0.02 H2 K0.3 Mg4.14 Na1.47 O23.98 Si6.16 Ti0.55'
_chemical_name_mineral           Pargasite
_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                 105.35
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.906
_cell_length_b                   18.015
_cell_length_c                   5.296
_cell_volume                     911.391
_database_code_amcsd             0002369
_exptl_crystal_density_diffrn    3.145
_cod_original_formula_sum
'O23.98 F.02 Si6.16 Al2.29 Ti.55 Mg4.14 Ca1.74 Na1.47 K.3 H2'
_cod_database_code               9002285
A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 20
Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.; American Mineralogist 85 (2000) 407–419; doi:

data_9002286
_publ_section_title
;A Crystal Chemical re-evaluation of amphibole/melt and
 amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 20
;
_journal_name_full               'American Mineralogist'
_journal_page_first              407
_journal_page_last               419
_journal_volume                  85
_journal_year                    2000
_chemical_formula_sum
'Al2.4 Ca3.56 Fe1.64 H2 K0.56 Mg2.91 Na1.14 O24 Si6 Ti0.45'
_chemical_name_mineral           Pargasite
_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                 105.26
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.919
_cell_length_b                   18.080
_cell_length_c                   5.313
_cell_volume                     919.215
_database_code_amcsd             0002370
_exptl_crystal_density_diffrn    3.591
_cod_original_formula_sum
'O24 Si6 Al2.4 Fe1.64 Ti.45 Mg2.91 Ca3.56 Na1.14 K.56 H2'
_cod_database_code               9002286