What's the difference between peridot and peridotite?

Peridot

Definition:

• (n.) Chrysolite.

Example Sentences:

Peridotite

Definition:

• (n.) An eruptive rock characterized by the presence of chrysolite (peridot). It also usually contains pyroxene, enstatite, chromite, etc. It is often altered to serpentine.

Example Sentences: