Xiaowannanshan gold deposit, controlled by ductile shear zones and higher horizon of D Rock-Formation of Donghuang Group, is a metamorphic-hydrothermal type, occurring in Achaean granitoid-greenstone terrain.

• 小宛南山金矿是产于太古宙花岗岩-绿岩地体,受敦煌群D岩组上部层位和韧性剪切带控制的变质热液型金矿床。