M MineralystRock & Mineral Guide
Mineral

Malachite

Malachite — reference photo

Malachite is a mineral with the chemical formula Cu2CO3(OH)2. It has a Mohs hardness of 3.5 - 4 and vitreous to silk luster.

Malachite properties

TypeMineral
Chemical formulaCu2CO3(OH)2
Mohs hardness3.5 - 4
LusterVitreous to silk
Typical colorsGreen, ranging from light to dark
FormationTypically formed in the oxidized zones of copper deposits
Rarity4 / 10

Mohs hardness 3.5–4 — soft

1 · Talc5 · Apatite10 · Diamond
Identifying a mineral with the Mineralyst app

Mineralyst

Wondering what you found?

Point your camera at any mineral and Mineralyst identifies it in seconds — with guided follow-up questions for a confident answer.

  • Build a collection
  • Keep a wish list
  • 5 photos per find
  • Share with friends

Related rocks & minerals

MarcasiteMarcasiteMicroclineMicroclineMilky QuartzMilky QuartzMimetiteMimetiteMolybdeniteMolybdeniteMonaziteMonazite