plutonic

释义

a. [地]火成论的, 火成岩的

例句

It provides collection of images of minerals in thin sections, and microtextures of plutonic , volcanic and metamorphic rocks.

网站提供了大量的矿物薄截面、火成岩、火山岩以及变质岩显微质地的图片。

A mineral consisting of titanium dioxide in crystalline form; occurs in metamorphic and plutonic rocks and is a major source of titanium.

一种含有二氧化的矿物，呈晶体状，见于变质岩和火成岩中，是的主要来源。