Khondalite - Wikipedia
Khondalite is a foliated metamorphic rock. In India, it is also called Bezwada Gneiss and Kailasa Gneiss. [1] . It was named after the Khond tribe [2][1] of Odisha and Andhra Pradesh because well-formed examples of the rock were found in the inhabited hills of …
Formation and tectonic evolution of the khondalite series at the ...
2015年10月1日 · The new data reveal that the khondalite series of the Duangou Formation were formed between 2200 Ma and 2178 Ma. The results are inconsistent with previous subdivision of the Taihua Complex into the Upper Taihua and Lower Taihua Subgroup.
Neoarchean to Paleoproterozoic tectonic evolution of the Khondalite …
2023年9月15日 · The Khondalite Belt (KB), a Paleoproterozoic collisional orogen in the North China Craton (NCC), lacks a well-established pre-collisional tectonic evolution due to the paucity of late Neoarchean to middle Paleoproterozoic magmatic rocks. This study focuses on the poorly dated charnockites in the Zhuozi area, the eastern segment of the KB.
华北克拉通西部古元古代孔兹岩系的地层对比、岩相古地理特征及 …
2016年3月6日 · Abstract: The khondalite series, located in the western part of the North China Craton(NCC), is one of the most significant objects that are essential for understanding formation and evolution of the NCC. To date, a great number of researches suggested that the khondalite series, a suite of high-grade metamorphic alumina-rich sedimentary rocks ...
中国北方石墨矿床及赋矿孔达岩系碳同位素特征及有关问题讨论
Carbon isotope geochemistry of graphite deposits and ore-bearing khondalite series in North China: implications for several geoscientific problems. Chen Yanjing,Liu Congqing,Chen Huayong,Zhang Zengjie and Li Chao.
Khondalite - an overview | ScienceDirect Topics
Khondalite refers to a series of high-grade metamorphic rocks, including Al-rich gneiss, garnet-bearing quartzite, felsic paragneiss, calc-silicate rock, and marble, which were deposited and metamorphosed during the Paleoproterozoic era.
Genetic Mechanism and Metamorphic Evolution of Khondalite Series …
2016年7月23日 · The Paleoproterozoic khondalite series rocks of the North China Craton, consisting mainly of graphite-bearing Al-rich gneiss/granulite, garnet quartzite, felsic paragneiss, calc-silicate rock, and marble, contain important information about the composition, tectonic evolution, and growth history of the early continental crust, and provide ...
Discovery of khondalite series from the western segment of Altyn …
The khondalite series, which are characterized by aluminum-rich gneisses (schists) consisting of sillimanite-garnet-biotite-monzonite gneiss, garnet-biotite-monzonite gneiss, graphite-sillimanite-biotite schist, and garnet-amphibole two-pyroxene granulites occurring as lenses and layers within gneisses (schists), were discovered in Tula area of ...
Khondalite - SpringerLink
Plots and fields of composition of khondalites from Orissa, India, and comparisons with (left) continental clays and (right) present-day deeply weathered soil profiles, Brazil.
Geochronology of khondalite-series rocks of the Jining Complex ...
2010年2月19日 · Khondalite rocks of the Jining Complex mainly comprise sillimanite-garnet gneiss, garnet/sillimanite-bearing granite, massive porphyritic granite, garnet quartzite, calc-silicate, and marble with minor felsic gneiss and mafic granulite.