Results 61 to 70 of about 53,703 (183)

Late Cenozoic metamorphic evolution and exhumation of Taiwan [PDF]

open access: yes, 2007
The Taiwan mountain belt is composed of a Cenozoic slate belt (Hsuehshan Range units, HR, and Backbone Slates, BS) and of accreted polymetamorphic basement rocks (Tananao Complex, TC).
Avouac, Jean-Philippe   +6 more
core   +4 more sources

Sulfur loss from subducted altered oceanic crust and implications for mantle oxidation [PDF]

open access: yes, 2020
© The Author(s), [year]. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Walters, J. B., Cruz-Uribe, A. M., & Marschall, H. R.
Cruz‐Uribe, Alicia M.   +2 more
core   +1 more source

Characteristics of Lacustrine Diamictite and Analysis of Diagenetic Reservoir Facies in the Neogene Lower Youshashan Formation in the Dafengshan Tectonic Belt in the Qaidam Basin

open access: yesEnergy Science &Engineering, EarlyView.
Based on field outcrop data, core descriptions, comprehensive thin section data (plain, cast, and fluorescent), scanning electron microscopy, whole rock analysis via X‐ray diffraction, physical property tests, element logging, core recording, and oil pilot tests, we propose utilizing a mature and practical three component classification method for ...
Lin Xie   +7 more
wiley   +1 more source

Characterizing Isozymes of Chlorite Dismutase for Water Treatment

open access: yesFrontiers in Microbiology, 2017
This work investigated the potential for biocatalytic degradation of micropollutants, focusing on chlorine oxyanions as model contaminants, by mining biology to identify promising biocatalysts.
Kellen C. Mobilia   +2 more
doaj   +1 more source

Occurrence of a Likely Tuff Bed between the Middle and Upper Siwaliks, Taunsa area, Dera Ghazi Khan, Eastern Sulaiman Range, Pakistan

open access: yesInternational Journal of Economic and Environment Geology, 2020
A likely tuff bed lies along the gradational contact of the Middle and Upper Siwaliksineastern Sulaiman Range, Taunsa areaofDera GhaziKhan district, Pakistan.
Rahman Ullah, Nie Fengjuin, Zhang Chengyong, Saqib Izhar, Idrees Safdar, Zhang Xin, Asim Ali
doaj   +1 more source

The propylitic alteration in the Ponce Enriquez Gold Mining district, Azuay province, Ecuador: genetic constraints from a mineral chemistry and fluid inclusions study

open access: yesFrontiers in Earth Science, 2023
Wide areas of the Southern sector of Ecuador are characterized by Cretaceous mafic volcanic rocks, pervasively altered by a propylitic mineralogical assemblage with epidote, chlorite, and quartz with minor titanite, illite and prehnite.
Paolo Fulignati   +9 more
doaj   +1 more source

Mineral reconnaissance at the Highland boundary with special reference to the Loch Lomond and Aberfoyle areas [PDF]

open access: yes, 1983
Serpentinite bodies at the Highland Boundary in the Loch Lomond and Aberfoyle areas are extensively altered to magnesite-quartz and ferroan-dolomite-quartz rocks. Silicification was probably initiated before conversion to carbonate.
Fortey, N.J.   +3 more
core  

Geological Storage of CO2 and H2: A Bibliometric Synthesis of General and Laboratory‐Scale Research Evolution

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Underground gas storage is a cornerstone technology for addressing climate change and advancing the clean energy transition. By managing greenhouse gas emissions and enhancing energy system resilience, it supports global sustainability goals.
Sara Roces   +5 more
wiley   +1 more source

Determination of chlorite in water by resonance scattering spectrometry with Methylene blue

open access: yesGongye shui chuli
In CH3COONa-HCl buffer solution, ClO2- oxidizes excess I- to generate I3-, and I3- forms complex particles with positively charged methylene blue under electrostatic attraction, which enhances the resonance scattering intensity of the system.
HUANG Nianhua   +4 more
doaj   +1 more source

Origins of the Pangkaimen Au Deposit in the Northern Great Xing'an Range, China: Evidence From Geochronological, Geochemical, Fluid Inclusion, and H–O–S–Pb Isotope Data

open access: yesGeological Journal, EarlyView.
The Pangkaimen Au–Ag deposits belong to the epithermal Au deposits, which are of great significance for guiding the research and development of this type of gold deposit. Metallogenic model diagram of Pangkaimen Au–Ag deposit. ABSTRACT The gold (Au) metallogenic belt in the northern Great Xing'an Range is characterised by the wide occurrence of the ...
Sheng Lu   +8 more
wiley   +1 more source

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