M MineralystRock & Mineral Guide
Rock

Diorite

Diorite — reference photo

Diorite is a rock. It has a Mohs hardness of 6-7 and dull to slightly glossy luster.

Diorite properties

TypeRock
Mohs hardness6-7
LusterDull to slightly glossy
Typical colorsGenerally light to dark gray with white and black speckles
FormationFormed from the slow crystallization of magma beneath the Earth's surface
Rarity4 / 10

Mohs hardness 6–7 — hard

1 · Talc5 · Apatite10 · Diamond
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