Article
Geosciences, Multidisciplinary
A. G. Dessai, W. L. Griffin
Summary: The eastern cratons of the Indian shield have a thick, cold lithospheric keel, characterized by being 150-200 km thick and melt-depleted. However, decoupling of the crust and mantle began at 2.45 Ga, leading to widespread reworking in most cratons. The Pan-African event was more pervasive and brought about significant changes.
EARTH-SCIENCE REVIEWS
(2021)
Article
Geosciences, Multidisciplinary
Wenjie Li, Zejin Shi, Guan Yin, Yaming Tian, Yong Wang, Jin Zhang
Summary: The tuff layer in the western Yangtze Craton is an important geological marker for the EarlyMiddle Triassic period, formed by crustal materials. A large-scale crustal assimilation event occurred during intensive arccontinent collision, indicating the early collision of the Indochina Block and the Yangtze Craton.
Article
Geosciences, Multidisciplinary
Jennifer Pickering, Natasha Morris, Brian Driskill, Neal Auchter, Dallin Laycock
Summary: The study focuses on the regional stratigraphic correlation facilitated by altered volcanic ash preserved as bentonite clay within sedimentary depositional units. A particular bentonite ash bed, identified at a distinct stratigraphic position, is shown to have originated from the same volcanic center based on geochemical analyses and petrophysical correlations. This discovery has implications for regional chronostratigraphic correlation in Late Paleozoic western equatorial Pangea.
MARINE AND PETROLEUM GEOLOGY
(2023)
Article
Geosciences, Multidisciplinary
Benjamin J. C. Neil, H. Daniel Gibson, Sally J. Pehrsson, Edith Martel, Eric J. Thiessen, James L. Crowley
Summary: This study investigates the geological characteristics and detrital zircon geochronology of the Nonacho Group, revealing its depositional history, provenance, and tectonic setting. The findings suggest that the upper formations of the Nonacho Group originated from the Taltson and/or Thelon orogens, with a change in provenance possibly coinciding with a period of uplift and unroofing of plutons.
PRECAMBRIAN RESEARCH
(2021)
Article
Geosciences, Multidisciplinary
Ya-Sheng Wu, Wei Wang, Hong-Xia Jiang, Ying Cui, Rui Zhao, Zhi-Bin Huang, Zhi-Lin Yang, Yong-Quan Chen
Summary: The study highlights the significance of carbon isotope records in understanding the Cambrian carbon cycle and their application in stratigraphic correlation. Examination of data from over 40 sections worldwide led to the conclusion that the Cambrian carbon isotope record can be divided into 10 units, each with global significance.
GEOLOGICAL JOURNAL
(2021)
Article
Energy & Fuels
Swagato Dasgupta, Mery Biswas, Soumyajit Mukherjee, Rima Chatterjee
Summary: Continental transform margins are characterized by vertical strike-slip faults and rapid thermal gradient changes from continental to oceanic crust. Evolution and sedimentation patterns in the Palar-Pennar transform margin are not fully understood due to limited data. Exploratory drilling in the area has shown promising outcomes and revealed the role of Precambrian structures in basin development.
JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING
(2022)
Article
Geosciences, Multidisciplinary
Gajender Kumar, Santosh Kumar, Keewook Yi
Summary: The study investigates the complex geological processes related to the origin and age of migmatites and granites in the CBTZ region of the Bundelkhand Craton in central India, revealing the formation processes of these rocks through the examination of the chemistry of different minerals and the geochronology of zircon.
JOURNAL OF ASIAN EARTH SCIENCES
(2021)
Article
Geosciences, Multidisciplinary
Guanghui Lian, Zhongyuan Xu, Zhenghong Liu, Jin Liu, Pengchuan Li, Yundi Gong, Suqing Li
Summary: This study investigates the poorly dated charnockites in the Zhuozi area of the Khondalite Belt (KB) in the North China Craton (NCC), providing valuable insights into their formation ages, petrogenesis, and tectonic settings, as well as the Neoarchean to Paleoproterozoic tectonic evolution of the KB. The results suggest that the charnockites formed at different time periods and under different pressure conditions, indicating a complex history of subduction-collision and intracontinental rifting in the KB.
PRECAMBRIAN RESEARCH
(2023)
Article
Geosciences, Multidisciplinary
Wentao Zheng, Xiaopeng Wang, Bin Wan, Ke Pang, Qing Tang
Summary: This study synthesized the geographical and stratigraphic distributions of Early Cambrian evaporite deposits in the North China Craton and identified gypsum, halite pseudomorph, and gypsum breccia as their main components. The age of these deposits was determined to be within the Cambrian Series 2, Stage 4. They serve as regional event stratigraphic markers and provide information about the paleogeographic evolution and paleoenvironmental change of the region during the early Cambrian. The presence of these evaporite deposits suggests a hot and arid paleoclimate, which may have contributed to the decline of benthic organisms in the North China Craton during this time period.
JOURNAL OF ASIAN EARTH SCIENCES
(2023)
Article
Geosciences, Multidisciplinary
Nan Qi, Zhenju Zhou, Haibo Zou, Yanjing Chen
Summary: The discovery of zircon xenocrysts with new U-Pb ages confirms the existence of 3.85 Ga crustal precursors below the southern North China Craton and rules out the possibility of lateral transport. The inherited zircon age groups suggest that the southern North China Craton has experienced global supercontinent events, revealing the geological evolution of the region.
Article
Geosciences, Multidisciplinary
Aurovinda Panda, Ravi Shankar, D. Srinivasa Sarma, Rahul Patel
Summary: This research examines the geochronology and geochemistry of Paleoproterozoic mafic dykes in the Bastar craton in India. The ages of the dykes range from 2365.25 Ma to 1886.5 Ma. The composition of the dykes falls within the basalt to basaltic andesite range. The source of the dykes varies depending on their age, with the older dykes derived from a deeper spinel-garnet lherzolitic mantle source.
PRECAMBRIAN RESEARCH
(2023)
Article
Biology
Francisco Ortega, Ildefonso Armenteros, Ane de Celis, Fernando Escaso, Pedro Huerta, Santiago Martin de Jesus, Ivan Narvaez, Adan Perez-Garcia, Jose Luis Sanz
Summary: The Palaeogene sedimentary successions of the Duero Basin in northwestern Iberia contain important fossil records of vertebrates, including mammals and reptiles. Continued study of these sites is helping improve the understanding of chronostratigraphy and correlations between the western and eastern regions of the basin, as well as providing valuable insights into the diversity and phylogenetic relationships of the represented fauna.
HISTORICAL BIOLOGY
(2022)
Article
Geosciences, Multidisciplinary
Qingsen Han, Songbai Peng, Jianwei Zi, Hongtao Peng, Xingfu Jiang
Summary: The Archean granitoid gneisses from the Southern Kongling Complex in South China provide valuable information about the early evolution of the continental crust. Through a comprehensive study involving field investigations, petrographic characterization, zircon U-Pb geochronology, and whole-rock geochemistry, researchers have determined the formation and evolution history of these granitoid gneisses. The results suggest that these gneisses originated from the remelting and differentiation of Eoarchean crust, indicating the preservation of Eoarchean crust within the Kongling Complex. The research also highlights the significance of intra-crustal remelting and differentiation in the formation and maturation of micro-continents during the Paleo- to Meso-Archean.
PRECAMBRIAN RESEARCH
(2023)
Article
Geochemistry & Geophysics
Catherine Crotty, Vincent van Hinsberg, Kristoffer Szilas
Summary: The Tasiilaq region in SE Greenland provides evidence for the suturing of two major cratons during the Nagssugtoqidian orogeny 1.9 billion years ago. The study focuses on supracrustal rocks deposited prior to the orogeny to understand the composition and geodynamic relationships between these two cratons.
Article
Geosciences, Multidisciplinary
Venkateshwarlu Mamilla, Ramesh Babu Nathi
Summary: A study using Paleomagnetism and rock magnetism as a proxy on dykes in India reveals two types of thermo-magnetic curves for Belagumba and Navile dykes, with magnetite as a remanence carrier. The magnetic directions of the dykes show two components and the corresponding paleopoles suggest a rapid drift rate and clockwise rotation during a specific time period.
JOURNAL OF ASIAN EARTH SCIENCES
(2023)
Article
Geology
Arunangshu Mukherjee
CARBONATES AND EVAPORITES
(2017)
Article
Geosciences, Multidisciplinary
Arunangshu Mukherjee, Ranjan Kumar Ray, Dinesh Tewari, Vijay Kumar Ingle, Bikram Kumar Sahoo, M. W. Y. Khan
JOURNAL OF EARTH SYSTEM SCIENCE
(2014)
Editorial Material
Geology
A. Mukherjee, R. K. Ray
JOURNAL OF GEOLOGY
(2008)
Article
Geology
Marion E. Bickford, Abhijit Basu, Arunangshu Mukherjee, Jack Hietpas, Juergen Schieber, Sarbani Patranabis-Deb, Ranjan Kumar Ray, Rajeeva Guhey, Purbasha Bhattacharya, Pratap Chandra Dhang
JOURNAL OF GEOLOGY
(2011)
Article
Geology
Arunangshu Mukherjee, Marion E. Bickford, Jack Hietpas, Juergen Schieber, Abhijit Basu
JOURNAL OF GEOLOGY
(2012)
Article
Geology
M. E. Bickford, Abhijit Basu, George D. Kamenov, P. A. Mueller, S. Patranabis-Deb, A. Mukherjee
JOURNAL OF GEOLOGY
(2014)
Article
Geosciences, Multidisciplinary
Ranjan Kumar Ray, Arunangshu Mukherjee, Rumi Mukherjee
JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA
(2014)
Article
Water Resources
Arunangshu Mukherjee, Anita Gupta, Ranjan Kumar Ray, Dinesh Tewari
APPLIED WATER SCIENCE
(2017)
Article
Geosciences, Multidisciplinary
D. V. Subba Rao, A. Mukherjee, M. W. Y. Khan, D. N. Sridhar
JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA
(2006)