Bridgmanite

MgSiO3

unknown · Cited · 2015

V₀

—

Unknown basis

K₀

256.700

GPa

Unknown

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 ↔ Å³/f.u. conversion is not applied automatically.

Composition

Oxide	Molar
MgO	1
SiO2	1

Formula: MgSiO3

Conditions & method

T_ref: —
P_ref: —
Structure: perovskite (unspecified)
Method: literature compilation / cited value
literature compilation (Table 4)
Sample: literature value (Table 4 compilation)

Source

Paper: Equation of state and elasticity of the 3.65 Å phase: Implications for the X-di…
Authors: Mainak Mookherjee; S. Speziale; Hauke Marquardt; Sandro Jahn; Bernd Wunder; Monika Koch‐Müller; Hanns‐Peter Liermann
DOI: 10.2138/am-2015-5312
Year: 2015
Journal: American Mineralogist
Origin: Cited (quoted from earlier work)

Evidence from the paper

Table 4: Bridgemanite | MgSiO3 | 4.098 | 256.7 | 0.00 | Yagi et al. (1978); Tange et al. (2012); As a consequence the bulk modulus of the 3.65 Å phase is more than 60% softer than that of MgSiO3 perovskite (Table 4)

Additional notes

rho0 g cm3

4.098

H2O wt percent

0.0

reference

Yagi et al. (1978); Tange et al. (2012)

shear modulus note

The shear modulus of MgSiO3 perovskite GH = 175 GPa (Sinogeikin et al. 2004) is also cited in the text