Abstract: The type of rock in Dushan Jade mine is mainly the gabbro of second-rate hornblend,hornblend and preridotite Kamet rock.The rock mainly shows smash,mini-edges and corners strure.It totally belongs to the type of iron bedrock.The rock is widely corroded,espacialy the second-rate hornblende is all over the rock.The rock has clearly power changing function and it shows the personality structure of Dushan mountain.The Dushan Jade vein is closly connected with the pertrifaction of second-rate hornblende and mini...