M MineralystRock & Mineral Guide
Fossil

Fossilized Coral

Fossilized Coral — reference photo

Fossilized Coral is a fossil. It has a Mohs hardness of 3.5 - 4 and dull to waxy luster.

Fossilized Coral properties

TypeFossil
Mohs hardness3.5 - 4
LusterDull to waxy
Typical colorsWhite, beige, brown, and various shades depending on mineral content
FormationFormed from the skeletons of ancient coral reefs over millions of years, typically through the processes of mineralization.
Rarity4 / 10

Mohs hardness 3.5–4 — soft

1 · Talc5 · Apatite10 · Diamond
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