The Laiyang Formation is composed of conglomerate, sandstone, mudstone and shale.
莱阳组由砾岩、砂岩、泥岩、页岩等岩石组成。
Wudaoliang group is grayish - white, yellow - grey, dark - grey ash rock, which interbeded with the conglomerate, sandstone, a little amount mudstone, oil shale with unconsolidated sand mud rock.
五道梁群以灰白色、灰黄色灰岩为主，含有砾岩、砂岩，夹有少量泥岩、油页岩和未固结砂泥沉积。
Depositional district: lithologically, they are sandy conglomerate, sandstone, siltstone interbedded with mudstone.
沉积区：岩性由砂砾岩、砂岩、粉砂岩夹泥岩组成。
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