Research Article

Sedimentary Environments and Coal Accumulation of the Middle Xishanyao Formation, Jurassic, in the Western Dananhu Coalfield, Turpan-Hami Basin

Figure 2

Typical depositional sequence of the middle member of Xishanyao Formation in the western Dananhu coalfield: (a) alluvial fan; (b) fluvial plain; (c) delta; (d) lacustrine.