silicify

Where there is silicify arsenopyrit and pyriteization sometimes forms make of ore.

硅、毒砂黄铁集中发育地方往往构成工业体。

Silicify or silicified rock is one more efficacious sign for exploring mine in Xikuangshan antimony deposit.

硅/硅是锡山锑种很有效找标志。