AltGems
Updated as of June 2026

Thulite vs Tanzanite

ThuliteTanzanite
Price / carat$5 to $60$100 to $1,200
Hardness (Mohs)6.56.5
ColorPink, Rose, RedBlue, Violet-blue, Purple
TreatmentTypically untreatedHeat treatment (nearly all stones)
See both side by side
Compare Thulite and Tanzanite prices
Shop now

The bottom line

Thulite and Tanzanite 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 Thulite and Tanzanite.

Frequently asked questions

Is Thulite or Tanzanite more durable?
Both rate Mohs 6.5, so they are comparably durable.
Which is cheaper, Thulite or Tanzanite?
Thulite runs about $5 to $60 per carat and Tanzanite about $100 to $1,200 per carat, so Thulite is usually the more affordable choice.
Which should I choose?
Pick Thulite if you want pink tones and Tanzanite if you prefer blue. Match the stone hardness to how you will wear it and let budget break the tie.