The altered minerals tend to occur around the dacite-porphyry domes and spatially display alteration zoning as a conduit in the upper p…
矿化蚀变由于受不同成矿作用和不同性质流体的影响，并存在区域变质和动力变质作用，故蚀…
2
Its genesis is related to volcanic eruption and daciteporphyry intrusion. And it has some characteristics of porphyry Cu deposit.
成因上与火山喷发、英安斑岩体侵入作用有关，具有斑岩铜矿的一些特征。
3
The inner, outside contact zone between Himalayan ultra-epizonal syenite porphyry, Indosinian volcanic rocks of liparite porphyry-dacite series and strata is very advantageous to the metallogenesis.