Encyclopedia > Spodumene

Article Content

Spodumene

Spodumene is a pyroxene mineral consisting of lithium aluminum silicate and is a source of lithium. It is a white to yellowish, purplish, or emerald-green color and occurs in prismatic crystals[?], often of great size.

Featured Article

Urethra

... in the vulva between the clitoris and the vaginal opening. In the human male, the urethra is about 8 inches (200 mm) long and opens at the end of the penis. ...