A new thought is proposed to forecast mineralization of endogenetic deposits based on metamorphic grade of coal.
据此提出了根据煤变质程度进行内生矿床成矿预测的新思路。
The Panxi (Panzhihua-Xichang) granulites have long been recognized as the oldest rock of the crystalline basement with the highest metamorphic grade on the western margin of the Yangtze Block.