volcanic rock zone

基本解释

In fact, the volcanic rock zone is a fault subsidence basin zone in tectonic sense.
就搆造意義而言，火山帶實質上是斷陷盆地帶。
Kangur gold deposit is one of the altered rock types controlled by brittle duc tile shear zone located in Late Paleozoic volcanic rock area.
新疆康古爾金鑛牀是分佈於晚古生代火山巖區受脆靭性剪切帶控制的蝕變巖型金鑛。
The intermediate-acid volcanic rock is the main metallogenic mother rock. the ductile-brittle shear zone is the important ore conducting structure for the formation of gold deposit.
中酸性火山巖是本區主要成鑛母巖，靭-脆性剪切帶是金鑛形成的重要導鑛搆造。