Periclase
MgO
Birch-Murnaghan (order unspecified) · Cited · 1993
V₀
11.25
cm³/mol
Molar
K₀
160
GPa
Isothermal
K′
4.100
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 11.25 | 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 |
Formula: MgO
Conditions & method
- Tref
- 298 K
- Pref
- —
- Structure
- B1 rocksalt (Fm-3m)
- Method
- thermodynamic / mineral physics modelliterature compilation used in thermodynamic phase-boundary calculation
- Sample
- Table 2 row: MgO Per
Source
- Paper
- Refinement of enthalpy measurement of MgSiO3 perovskite and negative pressure‐t…
- Authors
- Masaki Akaogi; Eiji Ito
- DOI
- 10.1029/93gl01265
- Year
- 1993
- Journal
- Geophysical Research Letters
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Table 2. Physical properties used for phase boundary calculation: MgO Per, V°298 = 11.25 cm3/mol (c: Berman [1988]), KT = 160 GPa (g), K'T = 4.1 (g), (dKT/dT)P = -27 MPa/K; g: Jackson and Niesler [1982]. Text: 'that at high pressure is calculated by the Birch-Murnaghan equation of state'.
Additional notes
dKT dT
-27 MPa/K
V0 source
Berman [1988]
K0 Kp source
Jackson and Niesler [1982]
thermal expansivity
alpha = a0 + a1*T + a2*T^-2 with a0x10^5 = 3.68, a1x10^9 = 9.28, a2x10 = -7.45 (K^-1)