propylitization meaning in English

绿盘岩化
绿磐岩化

In the working area weak silicification , potassium alteration , pyritization , propylitization , argillation etc . are developed
矿区矿化范围大，有较大规模和较高强度的物化探异常，具有大型超大型矿床的远景。
The alteration of wall rock is mainly of propylitization , silicification , carbonatization , argillization and beresitization . the characteristics of alteration show the zoning and overlapping on the space . from the inner to outside of the ore vein zoning is : silicification inner core - argillization - beresitization - propylitization
蚀变在空间上既有分带性又有相互叠加的特点，其分带从矿脉中心向外依次为硅化内核?泥化带?黄铁绢英岩化带?青盘岩化带。