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Phase-F |
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Kudoh Y, Nagase T, Sasaki S, Tanaka M, Kanzaki M |
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Physics and Chemistry of Minerals 22 (1995) 295-299 |
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Phase F, a new hydrous magnesium silicate synthesized at 1000 C |
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and 17 GPa: Crystal structure and estimated bulk modulus |
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Note: The authors withdrew this structure, it is not Phase-F |
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See PCM 24 (1997) 610 |
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_database_code_amcsd 0007918 |
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5.073 5.073 14.013 90 90 120 P6_3cm |
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atom x y z occ Biso |
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MgM1 .634 0 .321 .29 1.8 |
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SiM1 .634 0 .321 .29 1.8 |
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MgM2 .688 0 .176 .16 4.0 |
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SiM2 .688 0 .176 .16 4.0 |
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MgM3 0 0 -.026 .09 2.4 |
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SiM3 0 0 -.026 .09 2.4 |
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MgM4 1/3 2/3 -.001 .45 2.4 |
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SiM4 1/3 2/3 -.001 .45 2.4 |
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SiT1 0 0 .134 .48 1.9 |
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SiT2 2/3 1/3 .369 .18 .1 |
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O1 .357 0 .081 3.2 |
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O2 .661 0 -.088 4.3 |
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O3 1/3 2/3 .246 2.9 |
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O4 0 0 .2500 7.8 |
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