Showing 1,161 - 1,180 results of 1,318 for search 'Jurassic 5', query time: 0.13s Refine Results
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    Zircon U–Pb Geochronology, Geochemistry and Geological Significance of the Santaishan–Yingjiang Ultramafic Rocks in Western Yunnan, China by Huimin Liu, Yongqing Chen, Zhi Shang

    Published 2023-04-01
    “…The YHP has relatively low εHf(t) values (3.5 to 6.9), with the Nd–Hf isotopic model ages ranging from 610 to 942 Ma. …”
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    Petrogenesis and Geodynamic Implications of Cretaceous Nb-Enriched Mafic Dykes in the East Kunlun Orogen, Northern Tibet Plateau: Constraints from Geochronology, Geochemistry and S... by Zhiqiang Chu, Hu Zhou, Mingchi Wang, Jiaming Zhou, Fuhao Xiong

    Published 2024-01-01
    “…There is a magmatic lull period in the East Kunlun orogen (EKO) during the Jurassic to the Cretaceous. However, due to the lack of records of magmatic activity restricts our understanding of the late Mesozoic magmatic-tectonic evolution of the EKO. …”
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    An overview on Callovian-Cenomanian intracratonic basins of Northeast Brazil: Onshore stratygraphic record of the opening of the southern Atlantic by L. M. M. Valença, Virginio H. Neumann, Jannes Markus Mabesoone

    Published 2003-01-01
    “…These basins developed in a fairly narrow zone of Precambrian supracrustal rocks from the Middle Jurassic onwards, as a consequence of the reactivation of ancient fault lines. …”
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    Geochemical Quantitative Assessment of Mineral Resource Potential in the Da Hinggan Mountains in Inner Mongolia, China by Fan Yang, Shuyun Xie, Zhihong Hao, Emmanuel John M. Carranza, Yuntao Song, Qingqing Liu, Renting Xu, Lanshi Nie, Wei Han, Chengwen Wang, Qiaolin Wang

    Published 2022-03-01
    “…Thirty-six prediction areas with Pb–Zn resources of 307.73 million tons are delineated. Five prediction areas are verified, and some new mineral deposits are proven by drilling. …”
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    Yanshanian gold metallogenic system and metallogenic model of the Guilaizhuang gold ore field, western Shandong by YU Xuefeng, LI Dapeng, SHAN Wei, LI Zengsheng, GENG Ke, SHU Lei, SUN Yuqin, SONG Yingxin

    Published 2022-10-01
    “…In addition to common native gold and electrum, there are also tellurium-containing minerals such as bessmertnovite, petzite, hessite, calaverite, etc. (5) The early Jurassic intermediate alkaline magma initially started the gold mineralization process in this area and provided parent rock and material source for the early Cretaceous alkaline magmatic activities. …”
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