potassic syenite造句
例句与造句
- The Beemerville Alkaline Complex also includes several lamprophyric diatremes that contain xenoliths of sedimentary rocks and gneiss and autoliths of carbonatite, potassic syenite, and lamprophyre micromelteigite.
- It's difficult to find potassic syenite in a sentence. 用potassic syenite造句挺难的