黑石渡组属于向上变细层序，早期为冲积扇沉积，中期为洪泛平原、决口扇和扇三角洲沉积，晚期为深湖浊流沉积。
HsdF developed the fining upward sequences, and alluvial fan in the early stage, floodplain and crevasse splay and fan delta in the middle stage, and lacustrine turbidites in the late stage.
下白垩统的扎赉诺尔群的沉积相的主要类型为三角洲相，湖相和浊流相。
The facies types of the Lower Cretaceous are mainly delta, lake and turbidity.
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