M MineralystRock & Mineral Guide
Mineral

Mimetite

Mimetite — reference photo

Mimetite is a mineral with the chemical formula Pb5(AsO4)3Cl. It has a Mohs hardness of 3.5 - 4 and adamantine to resinous luster.

Mimetite properties

TypeMineral
Chemical formulaPb5(AsO4)3Cl
Mohs hardness3.5 - 4
LusterAdamantine to resinous
Typical colorsYellow, green, brown, or orange
FormationTypically forms in oxidized zones of lead-arsenic deposits
Rarity7 / 10

Mohs hardness 3.5–4 — soft

1 · Talc5 · Apatite10 · Diamond
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