n. 金红石

[化] 金红石

[ noun ]
a mineral consisting of titanium dioxide in crystalline form; occurs in metamorphic and plutonic rocks and is a major source of titanium
<noun.substance>

Rutile \Ru"tile\ (r[udd]"t[i^]l), n. [L. rutilus red, inclining
to golden yellow.] (Min.)
A mineral usually of a reddish brown color, and brilliant
metallic adamantine luster, occurring in tetragonal crystals.
In composition it is titanium dioxide, like octahedrite and
brookite.