The sandstones of the Turpan Basin belong mostly to graywacke and their compositional and textural maturity are generally low,indicating a strong erosional and rapid transportational environment.
吐-地的砂岩主要属杂砂岩类,总的结构成
度和成分成
度均较低,形成于强烈剥
、
搬运的沉积环境中。