Structure, genesis and resources efficiency of dolomite: New insights and remaining enigmas

WK Cai, JH Liu, CH Zhou, J Keeling, UA Glasmacher - Chemical Geology, 2021 - Elsevier
Dolomite can form as a major mineral component of marlstones and limestones and is an
important sink for magnesium in the marine environment. Dolomite is widely distributed in …

Ice-VII inclusions in diamonds: Evidence for aqueous fluid in Earth's deep mantle

O Tschauner, S Huang, E Greenberg, VB Prakapenka… - Science, 2018 - science.org
Water-rich regions in Earth's deeper mantle are suspected to play a key role in the global
water budget and the mobility of heat-generating elements. We show that ice-VII occurs as …

The characteristic of microstructural deformation of gold bearing pyrite in Jiaodong: The links between nanoscale gold enrichment and crystal distortion

R Li, X Wang, L Yang, B Zhang, Q Liu, D Liu - Ore Geology Reviews, 2020 - Elsevier
Auriferous pyrite can host a large proportion of gold resource at giant gold deposits all
around the world so that these sulfides minerals become key factors to reveal the genesis of …

In-situ High-Temperature XRD and FTIR for Calcite, Dolomite and Magnesite: Anharmonic Contribution to the Thermodynamic Properties

X Wang, X Xu, Y Ye, C Wang, D Liu, X Shi… - Journal of Earth …, 2019 - Springer
In-situ powder X-ray diffraction (XRD) and Fourier transform infrared (FTIR) spectra were
measured on the natural crystals of calcite (Ca 0.996 Mg 0.004 CO 3), dolomite (Ca 0.497 …

The X-ray diffraction beamline MCX at Elettra: a case study of non-destructive analysis on stained glass

JR Plaisier, L Nodari, L Gigli, EPR San Miguel… - Acta Imeko, 2017 - acta.imeko.org
The MCX beamline at the synchrotron Elettra is the general purpose diffraction beamline
that is well suited for non-destructive and innovative X-ray diffraction (XRD) experiments in …

Dolomite-IV: Candidate structure for a carbonate in the Earth's lower mantle

M Merlini, V Cerantola, GD Gatta, M Gemmi… - American …, 2017 - degruyter.com
We report the crystal structure of dolomite-IV, a high-pressure polymorph of Fe-dolomite
stabilized at 115 GPa and 2500 K. It is orthorhombic, space group Pnma, a= 10.091 (3), b …

Effects of magnesia in semi-hydraulic and non-hydraulic calcium silicate binders during carbonation curing

RI Khan, S Siddique, W Ashraf - Construction and Building Materials, 2022 - Elsevier
This study presented an insight into the mechanical and microstructural properties of
carbonated composites produced using slag, wollastonite, and magnesia. Paste batches …

Melting of siderite to 20 GPa and thermodynamic properties of FeCO3-melt

N Kang, MW Schmidt, S Poli, E Franzolin… - Chemical …, 2015 - Elsevier
The siderite (FeCO 3) melting curve is determined through multi-anvil experiments at 6–20
GPa, and 1300–1870° C. The experiments define a melting curve with a Clapeyron slope …

Crystal structure of impurity-free rhodochrosite (MnCO3) and thermal expansion properties

W Liang, L Li, R Li, Y Yin, Z Li, X Liu, S Shan… - Physics and Chemistry …, 2020 - Springer
To explain the anomalous anisotropy in thermal expansion properties reported in
rhodochrosite (MnCO 3) previously Rao and Murthy (J Mater Sci 5: 82, 1970), Li et al.(High …

Fate of Carbonates in the Earth's Mantle (10-136 GPa)

J Gao, X Wu, X Yuan, W Su - Frontiers in Earth Science, 2022 - frontiersin.org
Earth carbon cycle shapes the evolution of our planet and our habitats. As a key region of
carbon cycle, subduction zone acts as a sole channel transporting supracrustal carbonate …