Bridgmanite
MgSiO3 (pure)
third-order Birch-Murnaghan · Original · 2012
V₀
24.2717
cm³/mol
Molar
K₀
258.786
GPa
Unknown
K′
3.940
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 24.2717 | cm³/mol | Molar | — |
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 | 1 |
| SiO2 | 1 |
Formula: MgSiO3
Conditions & method
- Tref
- —
- Pref
- —
- Structure
- orthorhombic perovskite (Pbnm/Pnma)
- Method
- first-principles DFT / ab initiofirst-principles LDA (static, 0 K)
- Sample
- Table 1(c) pure MgSiO3
Source
- Paper
- Thermodynamic properties of (Mg,Fe2+)SiO3 perovskite at the lower-mantle pressu…
- Authors
- A. Metsue; Taku Tsuchiya
- DOI
- 10.1111/j.1365-246x.2012.05511.x
- Year
- 2012
- Journal
- Geophysical Journal International
- Origin
- Original (measured or fitted in the source paper)
Evidence from the paper
Table 1(c): MgSiO3, V0=24.2717 cm3 mol−1, K0=258.7857 GPa; text: 'The specific volume V0 and the bulk modulus K0 at static pressure for pure MgSiO3 are calculated from the EOS and are equal to 24.272 cm3 mol−1 and 258.79 GPa, respectively.' Caption: 'K' is fixed at 3.94.'