海西-印支期
Hercynian-Indosinian cycle
Hercynian-Indosinian stage
海西—印支期花岗岩
Hercynian—Indosinian granites
印支期成矿
ore-forming process of Indosian epoch
ore_forming process of Indosian epoch
印支期花岗岩
Indosinian granite
granite of the Indo-Chinese Epoch
古生代中期-中生代早期
middle paleozoic early mesozoic