By using the methods of XRD and physical-chemical analysis ,the results have revealed the changes in components and textures and mechanisms of alkali trachyte at different temperatures when roasting.

• 应用X衍射、化学分析结果和物理化学分析方法，研究富钾粗面岩在不同温度下焙烧所发生的矿物成分和结构变化及其变化机理。