Updated as of June 2026
Unakite vs Prehnite
| Unakite | Prehnite | |
|---|---|---|
| Price / carat | $3 to $30 | $3 to $60 |
| Hardness (Mohs) | 6.5 | 6.25 |
| Color | Green, Pink, Multicolor | Green, Yellow-green, Colorless |
| Treatment | Typically untreated | Typically untreated |
The bottom line
Unakite and Prehnite 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 Unakite and Prehnite.
Frequently asked questions
Is Unakite or Prehnite more durable?
Unakite is harder (Mohs 6.5 vs 6.25), so it resists scratches better.
Which is cheaper, Unakite or Prehnite?
Unakite runs about $3 to $30 per carat and Prehnite about $3 to $60 per carat, so Unakite is usually the more affordable choice.
Which should I choose?
Pick Unakite if you want green tones and Prehnite if you prefer green. Match the stone hardness to how you will wear it and let budget break the tie.