Liebermannite
KAlSi3O8
third-order Birch-Murnaghan · Cited · 2025
Why this differs from similar rows?
Cites Nishiyama et al. (2005), XRD, 15-27 GPa; other rows in this compilation table cite different original studies.
V₀
237.6
ų
Unit cell
K₀
183
GPa
Isothermal
K′
4
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 237.6 | 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 |
|---|---|
| K2O | 0.5 |
| Al2O3 | 0.5 |
| SiO2 | 3 |
Formula: KAlSi3O8
Conditions & method
- Tref
- 300 K
- Pref
- —
- Structure
- hollandite / hollandite-II
- Method
- experiment (XRD / DAC / multianvil compression)X-ray diffraction
- Sample
- Nishiyama et al. (2005) (15–27 GPa)
Source
- Paper
- Seismic signature of the upper continental crust: Implications from the thermoe…
- Authors
- Dong Wang; Longyu Duan; Xin Deng; Wenzhong Wang; Zhongqing Wu
- DOI
- 10.2138/am-2024-9562
- Year
- 2025
- Journal
- American Mineralogist
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Table 1: Liebermannite, Nishiyama et al. (2005) (15–27 GPa), X-ray diffraction, 300 K, V0 = 237.6(2) ų, K_T = 183(3) GPa, (∂K_T/∂P)_T = 4 (fixed value).