basic rock的用法和樣例：
例句
- Jianchaling gold deposit is closed related to the Jianchaling ultrabasic rock mass.
產出部位與超基性岩有關，屬構造蝕變岩型金礦床。 - The basic rock material is usually finely crystalline and is referred to as the matrix.
基性岩石物質具有完美的晶體結構，一般構成基質。 - Alkaline rocks and alkalic rock related gold deposits have become a new researching topic on mineral deposit geology.
鹼性岩及其相關的金礦研究已成為一個新的研究熱點。
