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Bridgmanite

MgSiO3

unknown · Cited · 2006

Why this differs from similar rows?

KT calculated from KS reported by Li and Zhang [2005] (ultrasonic interferometry + XRD); sibling rows in this table cite different original studies.

V₀
Unknown basis
K₀
251
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

OxideMolar
MgO1
SiO21

Formula: MgSiO3

Conditions & method

Tref
Pref
Structure
Method
experiment (Brillouin / ultrasonic / elasticity)
ultrasonic interferometry + X-ray powder diffraction
Sample

Source

Paper
Crystal structure and equation of state of MgSiO3 perovskite
Authors
C. B. Vanpeteghem; Jing Zhao; R. J. Angel; Nancy L. Ross; Nathalie Bolfan‐Casanova
DOI
10.1029/2005gl024955
Year
2006
Journal
Geophysical Research Letters
Origin
Cited (quoted from earlier work)

Evidence from the paper

Table 2: "UI + XRD | 251a | 253(2) | Li and Zhang [2005]"; footnote: "Calculated from KT = KS/(1 + αγT) with α = 2.3 × 10^-5 K^-1 at ambient conditions from Li and Zhang [2005]."

Additional notes

K S
253(2) GPa
note
KT calculated from KS by the authors of this study; reference: Li and Zhang [2005]