plutonite

例句：

1. 1.The mineral plutonite is a common constituent of granite.
   矿物磷灰石是花岗岩的常见成分。
2. 2. Plutonite is often used in the construction industry as an aggregate for concrete.
   磷灰石常用于建筑业，作为混凝土的集料。
3. 3. The study of plutonite has revealed its unique properties and applications in various fields.
   对磷灰石的研究揭示了它在各个领域的独特性质和应用。