Some remarks on the electrical conductivity of hydrous silicate minerals in the Earth crust, upper mantle and subduction zone at high temperatures and high pressures

H Hu, L Dai, W Sun, Y Zhuang, K Liu, L Yang, C Pu… - Minerals, 2022 - mdpi.com
As a dominant water carrier, hydrous silicate minerals and rocks are widespread throughout
the representative regions of the mid-lower crust, upper mantle, and subduction zone of the …

[HTML][HTML] Weighted Burgers Vector analysis of orientation fields from high-angular resolution electron backscatter diffraction

J Gardner, D Wallis, LN Hansen, J Wheeler - Ultramicroscopy, 2024 - Elsevier
The quantitative characterisation of types and densities of dislocations in distorted minerals
can provide diverse information about the histories of deformed rocks. For example …

Fluid-enhanced grain-size reduction of K-feldspar from a natural middle crustal shear zone in northern Beijing, China

B Zhou, J Liu, X Chen, C Hou - Tectonophysics, 2022 - Elsevier
Grain-size reduction may lead to a transition from grain-size insensitive to grain-size
sensitive deformation of rocks in the middle crustal level, thereby affecting the lithosphere's …

Sintering and deformation properties of forsterite+ diopside aggregates in an electrical field

M Tasaka, K Maeda, K Nambu, H Motomura… - Physics of the Earth and …, 2023 - Elsevier
A new technique called “flash sintering” has been proposed in the field of materials science.
When a compact powder of oxide material is sintered in an electrical field, densification …

Interplay between melt infiltration and deformation in the deep lithospheric mantle (External Liguride ophiolite, North Italy)

K Hidas, G Borghini, A Tommasi, A Zanetti, E Rampone - Lithos, 2021 - Elsevier
Mantle peridotites from the External Liguride Jurassic ophiolites (Northern Apennines, Italy)
show diffuse occurrence of pyroxenite bands, recording melt migration and crystallization at …

Influence of water on the physical properties of olivine, wadsleyite, and ringwoodite

BH Zhang, QK Xia - European Journal of Mineralogy, 2021 - ejm.copernicus.org
The incorporation of water in nominally anhydrous minerals plays a crucial role in many
geodynamic processes and evolution of the Earth and affects the physical and chemical …

Investigation of internal damage evolution in gneiss considering water softening

C Sun, B Xie, R Wang, X Deng, J Wu - Scientific Reports, 2023 - nature.com
In soft rock tunnels, there are often large deformations during construction, especially when
the groundwater seepage and softens the surrounding rock. For achieving the purpose of …

Dislocation creep of olivine and amphibole in amphibole peridotites from Åheim, Norway

S Jung, T Yamamoto, J Ando, H Jung - Minerals, 2021 - mdpi.com
Amphibole peridotite samples from Åheim, Norway, were analyzed to understand the
deformation mechanism and microstructural evolution of olivine and amphibole through the …

The Microdeformation Fabric of Amphibole-Rich Peridotite in the Southern Mariana Trench and Its Influence on Seismic Anisotropy

J Li, Z Jin - Minerals, 2024 - mdpi.com
Olivine, the most abundant mineral in the upper mantle, exhibits elastic anisotropy.
Understanding the seismic anisotropy and flow patterns in the upper mantle hinges on the …

Intracrystalline deformation microstructures in natural olivine with implications for stress estimation

J Ma, W Liu, Y Cao, J Zhang, C Liu - Scientific Reports, 2022 - nature.com
Constraining the stress related to lithospheric deformation in natural rocks is key to develop
and test a geodynamic model. However, the cautions of extrapolating piezometers that are …