The Early Proterozoic volcanic rocks of the Liaodong area are the important part of composition of Lower Proterozoic Liaohe Group.They are composed of two suites of the acid and basic volcanic rocks.

• 摘要辽东地区早元古代火山岩是下元古界辽河群地层的重要组成部分，它们由酸性和基性两套火山岩组成。