volcanon.火山volcanogenic mineral deposit火山成因矿床volcano-tectonic rift zone火山构造裂隙带volcano-tectonic subsidence火山构造沉陷Volcanoes and geysers erupt.火山和间歇喷泉均能喷发。Volcano break out by itself.火山爆发是自发的。Volcano-tectonic interaction岩浆与构造的相互作用volcanostratigraphic framework火山地层格架Volcanosedimentary stratigraphy火山-沉积地层volcano of unperiodical eruption不定期喷发火山volcano-sedimentary assemblages火山-沉积建造