Its sedimentary type has the characteristics of both the stable deposit of Gondwana continent and the low energy deposit under coastal conditions, and mainly consists of a set of tidal-flat sedimentary assemblage whose sedimentary environment is related t
Its sedimentary type has the characteristics of both the stable deposit of Gondwana continent and the low energy deposit under coastal conditions, and mainly consists of a set of tidal-flat sedimentary assemblage whose sedimentary environment is related t
其沉积类型既有冈瓦纳大陆稳定沉积特点，又有滨岸条件下的低能沉积特征，主要为一套潮坪沉积组合，其沉积环境与短周期小规模近岸冰川活动有关。