The volcanic rocks are the components of ophiolite in the Ku Mishi district, and they were formed during the late Devonian period.

• 库米什地区火山岩属该区蛇绿岩套的组成部分,形成于晚泥盆世,以中性和酸性岩石为主,火山碎屑岩较发育,具有钙碱性火山岩套的特征。