秦岭地区煌斑岩广泛分布，大部分蚀变煌斑岩型金矿发现于徽成盆地南侧。
Lamprophyre is widely distributed in the Qinling area . Most of the lamprophyre alteration-type gold deposits are discovered in both sides of the Huixian-Chenxian basin .
徽成盆地