M MineralystRock & Mineral Guide
Mineral

Okenite

Okenite — reference photo

Okenite is a mineral with the chemical formula CaSiO₃·nH₂O. It has a Mohs hardness of 5-5.5 and vitreous to pearly luster.

Okenite properties

TypeMineral
Chemical formulaCaSiO₃·nH₂O
Mohs hardness5-5.5
LusterVitreous to pearly
Typical colorsWhite, gray, or colorless
FormationFormed from volcanic and hydrothermal processes
Rarity6 / 10

Mohs hardness 5–5.5 — medium

1 · Talc5 · Apatite10 · Diamond
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