上震旦统灯影组前震旦系康定群是本区有利矿源层。
The favorable source beds in this district are Presinian Kangding Group and DengyingFormation of upper Sinian series.
冕宁西部是康滇地区前震旦系出露较集中的地段之一。
The Pre-Sinian Darezha Formation is widely exposed in west Mianning.
在分析变质岩的含金性及地球化学性质的基础上，认为与金成矿有关的主要元素均源自前震旦系。
Based on analysis of auriferous and geochemical properties of the meta morphic rocks, the authors hold that the major elements related to gold mineralization were derived from the Pre-Sinian System.
应用推荐