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Glossary

A (6) | B (6) | C (10) | D (11) | E (7) | F (10) | G (10) | H (1) | I (2) | J (1) | L (7) | M (12) | O (3) | P (11) | Q (3) | R (9) | S (23) | T (5) | U (3) | W (1)
Olivine

An olive-green to brown iron- and magnesium-rich silicate mineral, common in mafic and very mafic igneous rocks.

Outcrop

Rock that is exposed at the surface of the Earth.

Oxide

A compound of oxygen with an element.