Updated as of June 2026
Hematite vs Obsidian
| Hematite | Obsidian | |
|---|---|---|
| Price / carat | $1 to $25 | $1 to $40 |
| Hardness (Mohs) | 5.75 | 5.25 |
| Color | Black, Gray, Metallic, Silver | Black, Brown, Gray, Rainbow sheen |
| Treatment | Typically untreated | Typically untreated |
The bottom line
Hematite and Obsidian both make beautiful jewelry. Choose by the look you want first, then weigh hardness against how hard you will wear the piece, and let price settle close calls. Read the full guides for Hematite and Obsidian.
Frequently asked questions
Is Hematite or Obsidian more durable?
Hematite is harder (Mohs 5.75 vs 5.25), so it resists scratches better.
Which is cheaper, Hematite or Obsidian?
Hematite runs about $1 to $25 per carat and Obsidian about $1 to $40 per carat, so Hematite is usually the more affordable choice.
Which should I choose?
Pick Hematite if you want black tones and Obsidian if you prefer black. Match the stone hardness to how you will wear it and let budget break the tie.