#------------------------------------------------------------------------------
#$Date: 2025-10-30 16:52:55 +0200 (Thu, 30 Oct 2025) $
#$Revision: 1381 $
#$URL: svn://172.16.1.111/rod/cif/1/00/06/1000672.rod $
#------------------------------------------------------------------------------
#
# This file is available in the Raman Open Database (ROD),
# http://solsa.crystallography.net/rod/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1000672
loop_
_publ_author_name
'Kanzaki, M.'
'Xue, X.'
_publ_section_title
;
 Protoenstatite in MgSiO3 samples prepared by conventional solid state
 reaction (clinoenstatite)
;
_journal_name_full
'Journal of Mineralogical and Petrological Sciences'
_journal_page_first              359
_journal_page_last               364
_journal_paper_doi               10.2465/jmps.170616
_journal_volume                  112
_journal_year                    2017
_chemical_compound_source        'synthetic, cooled from 1500 C for 1H.'
_chemical_formula_structural     'Mg Si O3'
_chemical_formula_sum            'Mg O3 Si'
_chemical_name_mineral           clinoenstatite
_chemical_name_systematic        'magnesium silicon oxide'
_space_group_IT_number           14
_space_group_name_H-M_alt        'P 1 21/c 1'
_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                 108.331(1)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   9.61327(13)
_cell_length_b                   8.82246(8)
_cell_length_c                   5.17455(6)
_cell_volume                     416.597(9)
_cod_original_formula_sum        'O3 Si Mg'
_raman_determination.method      experimental
_[local]_chemical_compound_color white
_[local]_chemical_compound_state powder
_raman_measurement_device.location
'Institute for Planetary Materials, Okayama University'
_raman_measurement_device.company 'home made'
_raman_measurement_device.model  'Ondex filter system'
_raman_measurement_device.optics_type microscope
_raman_measurement_device.microscope_system dispersive
_raman_measurement_device.microscope_objective_magnification 20
_raman_measurement_device.microscope_numerical_aperture 0.4
_raman_measurement_device.excitation_laser_type argon
_raman_measurement_device.excitation_laser_wavelength 488
_raman_measurement_device.configuration simple
_raman_measurement_device.resolution 1
_raman_measurement_device.power_on_sample 80
_raman_measurement_device.direction_polarization unoriented
_raman_measurement_device.spot_size 1.0
_raman_measurement_device.diffraction_grating 1200
_raman_measurement.environment   Air
_raman_measurement.environment_details
;
 The sample was measured in air.
;
_raman_measurement.temperature   300
_raman_measurement.pressure      100
_raman_measurement.background_subtraction no
_raman_measurement.background_subtraction_details
;
 No background subtraction method was applied.
;
_raman_measurement.baseline_correction no
_raman_measurement.baseline_correction_details
;
 No baseline correction method was applied.
;
_raman_measurement_device_calibration.id 1
_raman_measurement_device_calibration.standard other
_raman_measurement_device_calibration.standard_details
;
 coesite peaks are used.
;
_raman_measurement.integration_time 180
_raman_measurement.datetime_initiated 2017-02-08
_raman_measurement.range_min     49.283
_raman_measurement.range_max     1200.016
_rod_data_source.file            1000672.rod
_rod_data_source.block           1000672
_rod_database.code               1000672
loop_
_rod_related_entry.id
_rod_related_entry.code
_rod_related_entry.database
_rod_related_entry.uri
_rod_related_entry.description
1 1548551 COD http://www.crystallography.net/cod/1548551.html
;
no XRD analysis data.
;
loop_
_raman_spectrum.raman_shift
_raman_spectrum.intensity
49.283 4309
50.545 4327
51.808 4291
53.070 4282
54.332 4276
55.594 4197
56.856 4225
58.118 4194
59.379 4356
60.641 4365
61.902 4316
63.163 4240
64.423 4244
65.684 4157
66.944 4273
68.205 4252
69.465 4221
70.724 4264
71.984 4257
73.244 4280
74.503 4292
75.762 4303
77.021 4310
78.280 4201
79.539 4235
80.797 4269
82.055 4259
83.313 4333
84.571 4312
85.829 4234
87.087 4197
88.344 4272
89.601 4226
90.858 4336
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93.372 4304
94.628 4283
95.885 4253
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102.164 4308
103.419 4344
104.674 4371
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113.455 4378
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118.468 4639
119.721 5026
120.974 5774
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123.479 5455
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125.984 4343
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128.487 4236
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130.990 4259
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133.492 4242
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143.494 5252
144.744 5207
145.993 4856
147.242 4560
148.491 4374
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150.989 4360
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153.485 4335
154.733 4402
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157.229 4933
158.476 5055
159.724 4774
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341.201 7745
342.423 8689
343.645 9042
344.866 8757
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loop_
_rod_maintainer_comment.id
_rod_maintainer_comment.author
_rod_maintainer_comment.date
_rod_maintainer_comment.text
1 mkanzaki 2019-10-15T05:41:33+0300
'Mistake in laser source, argon is correct.'
