M MineralystRock & Mineral Guide
Mineral

Graphite

Graphite — reference photo

Graphite is a mineral with the chemical formula C. It has a Mohs hardness of 1-2 and metallic to dull luster.

Graphite properties

TypeMineral
Chemical formulaC
Mohs hardness1-2
LusterMetallic to dull
Typical colorsBlack to dark gray
FormationFormed through metamorphism of carbon-rich materials, often found in igneous and sedimentary rocks.
Rarity3 / 10

Mohs hardness 1–2 — very 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

GypsumGypsumHaliteHaliteHematiteHematiteHemimorphiteHemimorphiteHeulanditeHeulanditeHowliteHowlite