A latest Jurassic A-type granite in the Middle of Inner Mongolia: Petrogenesis and tectonic implications
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DOI: 10.1016/j.lithos.2021.106167
Abstract: Abstract The Late Jurassic tectonic environment of western part of northern margin of the North China Craton (NNCC) remains poorly understood due to weak magmatism in the Jurassic period and complications by supposedly superimposed effects… read more here.
Keywords: granite; latest jurassic; type granite; yingongshan granite ... See more keywords
Spirally-Coiled Radiolarians in the Latest Jurassic–Earliest Cretaceous
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DOI: 10.2517/pr220026
Abstract: Polycystine radiolarians have siliceous shells. The shells of Nassellaria, one of the major orders of radiolarians, are generally tower-like. Spiral structures are known in the shells (e.g. Sashida and Tonishi, 1991) and spines (e.g. De… read more here.
Keywords: earliest cretaceous; sample; radiolarians latest; jurassic earliest ... See more keywords