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Journal of Palaeogeography
Fig. 5 | Journal of Palaeogeography

Fig. 5

From: Thickening-upward cycles in deep-marine and deep-lacustrine turbidite lobes: examples from the Clare Basin and the Ordos Basin

Fig. 5

Field photographs of sedimentary structures in the Yanchang Formation, Ordos Basin. a Sole marks at the base of a thick sandstone bed at Shijiachuan outcrop; b Bouma sequence at Yangmahe outcrop. Ta: Massive sandstone showing normal grading, Tb: Parallel lamination, Tc: Wavy lamination, Te: Deep-lacustrine shales, Td was absent; c Bed amalgamation within thick sandstones at Yaoqu outcrop

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