Sentences with phrase «detrital zircon»
Detrital zircon U-Pb dating of Suining Formation sandstone from the Daba Mountains, northeastern Sichuan and its stratigraphic implications Zircon (/ ˈ z ɜːr k ɒ n / or / ˈ z ɜːr k ən /) is a mineral belonging to the group of nesosilicates.
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SHRIMP U — Pb zircon geochronology of the Liaoji granitoids: Constraints on the evolution of the Paleoproterozoic Jiao - Liao - Ji belt in the Eastern Block of Petrogenesis, detrital zircon SHRIMP U-Pb geochronology, and tectonic implications of the Upper Paleoproterozoic Seosan iron formation, western Gyeonggi
... The great distances of sediment transport and high degree of mixing of detrital zircon ages are extraordinary, and they may be attributed to a combination of widespread orogenesis associated with the assembly of Gondwana, the equatorial position of continents, potent chemical weathering, and sediment dispersal across a nonvegetated landscape.»
Gavin G. Kenny, Martin J. Whitehouse and Balz S. Kamber; «Differentiated impact melt sheets may be a potential source of Hadean detrital zircon»; Geology; 2016
Equally astonishing is the time of formation of the Tava sandstone, determined from detrital zircon analysis: the Tava proves to be from a time period ~ 750 million years ago, which was not known to be represented in the Colorado Rockies: the Cryogenian Period.