Davemaoite
CaSiO3
Mie-Grüneisen-Debye / thermal EOS · Cited · 2020
V₀
45.58
ų
Unit cell
K₀
236
GPa
Isothermal
K′
3.900
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 45.58 | ų | Unit cell | — |
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 |
|---|---|
| CaO | 1 |
| SiO2 | 1 |
Formula: CaSiO3
Conditions & method
- Tref
- —
- Pref
- —
- Structure
- perovskite (unspecified)
- Method
- literature compilation / cited valueliterature-tabulated values used for eclogite lower-mantle modeling
- Sample
- Table 2 literature values, Stixrude and Lithgow-Bertelloni (2011)
Source
- Paper
- Thermal equation of state of post-aragonite CaCO3-Pmmn
- Authors
- Mingda Lv; Jiachao Liu; Eran Greenberg; Vitali B. Prakapenka; Susannah M. Dorfman
- DOI
- 10.2138/am-2020-7279
- Year
- 2020
- Journal
- American Mineralogist
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Table 2: CaSiO3 (perovskite) (Stixrude and Lithgow-Bertelloni 2011): V0 = 45.58, KT0 = 236(4), K'0 = 3.9(2), θ0 = 796(44), γ0 = 1.89(7), q = 0.9(16).
Additional notes
theta0
796(44) K
gamma0
1.89(7)
q
0.9(16)
context
24 vol% Ca-perovskite (CaSiO3) in modeled eclogite assemblage