The association of albite-bearing silicolites, phyllite and limestone seems to be an important prospecting indicator.

含钠长石硅质岩、千枚岩、灰岩找矿评的重要。

The zimenqiao Formation silicolites of Lower Carboniferous is the country rock of Changkeng Au-Ag deposit.

石炭统梓门桥硅质岩粤西长坑金银矿床的直接容矿岩石。