Bridgmanite
MgSiO3
unknown · Cited · 2023
V₀
—
Unknown basis
K₀
259
GPa
Isothermal
K′
—
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| — | — | Unknown basis | — |
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
- experiment (Brillouin / ultrasonic / elasticity)compressibility (Fiquet et al., 2000; Tsuchiya et al., 2004; Vanpeteghem et al., 2006) and Brillouin spectroscopy (Sinogeikin et al., 2004) studies (cited)
- Sample
- —
Source
- Paper
- Crystal chemistry and compressibility of Fe0.5Mg0.5Al0.5Si0.5O3 and FeMg0.5Si0.…
- Authors
- Iuliia Koemets; Biao Wang; Egor Koemets; Takayuki Ishii; Zhaodong Liu; Catherine McCammon; Artem Chanyshev; Tomo Katsura; Michael Hanfland; Alexander Chumakov; Leonid Dubrovinsky
- DOI
- 10.3389/fchem.2023.1258389
- Year
- 2023
- Journal
- Frontiers in Chemistry
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Compressibility (Fiquet et al., 2000; Tsuchiya et al., 2004; Vanpeteghem et al., 2006) and Brillouin spectroscopy (Sinogeikin et al., 2004) studies on the MgSiO3 bridgmanite end-member reported isothermal bulk modulus values ranging between 259 and 268 GPa.
Additional notes
note
Value is a literature range ('between 259 and 268 GPa'), not a single fit result