Mesozoic volcanic rocks are widely distributed in the East of China, which is an important part of the Circum Pacific volcanic zone.
中国东部广泛分布中生代火山岩，它是环太平洋火山作用的重要组成部分。
The Mesozoic volcanic rocks are interbedded with a series of coal-bearing clastics in the faulted basin in the northeastern part of Wangqing County.
汪清县东北部中生代火山断陷盆地火山岩中夹一套含煤碎屑岩地层。
The Mesozoic volcanic rocks in Fenghuadian, Huanghua depression , mainly consist of rhyolites, trachydacites, trachytes and minor trachyandesites and dacites.
黄骅坳陷风化店中生界火山岩油藏的岩石类型主要为粗面英安岩、粗面岩及少量英安岩和粗面安山岩。
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