Bridgmanite
(Mg0.46Fe3+0.53)(Si0.49Fe3+0.51)O3
unknown · Cited · 2025
V₀
0.1835
nm³
Unit cell
K₀
176
GPa
Isothermal
K′
4
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 0.1835 | nm³ | Unit cell | — |
| 183.5000 | ų | canonical (converted) | — |
Reported value and unit are preserved as extracted. Z (formula units per cell) is not stored yet, so molar ↔ ų/f.u. conversion is not applied automatically.
Composition
| Oxide | Molar |
|---|---|
| MgO | 0.46 |
| Fe2O3 | 0.52 |
| SiO2 | 0.49 |
Formula: (Mg0.46Fe3+0.53)(Si0.49Fe3+0.51)O3
Conditions & method
- Tref
- —
- Pref
- —
- Structure
- perovskite (unspecified)
- Method
- experiment (XRD / DAC / multianvil compression)static compression XRD (DAC)
- Sample
- high-spin state, 24.7~43.1 GPa
Source
- Paper
- Research progresses on the structure, phase transition and physical properties …
- Authors
- Zixing Wang; Zheng-yong REN; Lei Liu
- DOI
- 10.3724/j.issn.1007-2802.20240151
- Year
- 2025
- Journal
- Bulletin of Mineralogy Petrology and Geochemistry
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
表4: (Mg0.46Fe0.53 3+)(Si0.49Fe0.51 3+)O3, V0=0.1835(3) nm3, K0=176(2) GPa, K0T'=4(固定), 压力范围24.7~43.1 GPa, 自旋态: 高, Liu et al.,2018
Additional notes
spin state
high
pressure range GPa
24.7~43.1
reference
Liu et al., 2018