metagabbro

例句：

1. 1. The metagabbro formation is a type of rock that has been formed by the solidification of magma.
   岩浆岩是一种由岩浆凝固形成的岩石类型。
2. 2. The metagabbro formation is known for its beautiful colors and textures.
   岩浆岩以其美丽的颜色和纹理而闻名。
3. 3. The metagabbro formation is often used as a building material due to its durability and strength.
   由于其耐用性和强度，岩浆岩常被用作建筑材料。