Results 31 to 40 of about 2,276 (185)

Advances in the study of glacier avalanches in Tibet

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2023
With the global warming, glaciers in the Qinghai-Tibet Plateau are melting and retreating rapidly, and the stability of glaciers are decreasing. As the main part of the Qinghai-Tibet Plateau, stability of glaciers affect the safety of water, life and ...
Yifang ZHANG   +5 more
doaj   +1 more source

Provenance of the Lower Triassic Clastic Rocks in the Southwestern Margin of the South China Craton and Its Implications for the Subduction Polarity of the Paleo-Tethyan Ocean

open access: yesFrontiers in Earth Science, 2022
The southwestern margin of the South China Craton preserves a Late Permian to Early Triassic sedimentary succession, the provenance of which helps to constrain the magmatic history and tectonic evolution of the Paleo-Tethyan Orogen.
Chao Han   +9 more
doaj   +1 more source

Taxonomy of Camptotheca Decaisne [PDF]

open access: yes, 2014
Based on the phenotypic, micromorphological, and genetic analysis, three species are recognized in the genus Camptotheca Decaisne: C. acuminata Decaisne, C. lowreyana Li, and C. yunnanensis Dode.
Li, Shiyou
core   +2 more sources

A petrological experiment on Emeishan basalt: Implications for the formation of syenite from the Baima igneous complex

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2021
The Baima igneous complex (BIC) consists of a cumulate layered gabbroic unit, an Fe-Ti oxide ore zone, and an isotropic quartz syenite. The formation of the BIC is attributed to a variety of petrological processes including: silicate immiscibility ...
Wen-Yu Hsia   +3 more
doaj   +1 more source

Research on Train Operation Adjustment Target Considering Wagon-flow Connection in Technical Stations [PDF]

open access: yesJisuanji gongcheng, 2016
This paper carries out the collaborative optimization of wagon-flow connection in technical stations and train operation adjustment in sections,realizes the transportation region’s line and flow cooperation by adjustment of trains on the way,and obtains ...
CHEN Dong,PENG Qiyuan,LI Yonghui
doaj   +1 more source

Interaction of magma with sedimentary wall rock and magnetite ore genesis in the Panzhihua mafic intrusion, SW China [PDF]

open access: yes, 2008
International audienceIn SW China, several large magmatic Fe-Ti-V oxide ore deposits are hosted by gabbroic intrusions associated with the Emeishan flood basalts.
Arndt, Nicholas   +4 more
core   +4 more sources

Pternopetalum paucifoliolatum (Apiaceae), a new Critically Endangered species from Sichuan, China [PDF]

open access: yesPhytoKeys, 2020
Pternopetalum paucifoliolatum, a new species from Sixigou Scenic Area, Emeishan City, Sichuan Province, is proposed and described. Diagnostic morphological characters, full description, detailed illustrations, and a distribution map are provided. The new
Jian-Fei Ye   +4 more
doaj   +3 more sources

Lead isotope analysis of melt inclusions by LA-MC-ICP-MS [PDF]

open access: yes, 2014
This study provides a method for measuring Pb isotopes of olivine-hosted melt inclusions with diameters larger than 40 micrometers.
Liu, Jian-Qiang   +6 more
core   +1 more source

Silicic ash beds bracket Emeishan Large Igneous Province to < 1 m.y. at ~ 260 Ma [PDF]

open access: yes, 2016
This research was supported by the Open Fund (PLC201404) of State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation (Chengdu University of Technology), the National Natural Science Foundation of China (41502109), Project funded by China ...
Cawood, Peter A.   +7 more
core   +1 more source

Mantle Potential Temperature Estimates and Primary Melt Compositions of the Low-Ti Emeishan Flood Basalt

open access: yesFrontiers in Earth Science, 2018
The Late Permian Emeishan large igneous province (ELIP) is considered to be one of the best examples of a mantle plume derived large igneous province. One of the primary observations that favor a mantle plume regime is the presence of ultramafic volcanic
J. G. Shellnutt, Thuy T. Pham
doaj   +1 more source

Home - About - Disclaimer - Privacy