Dumortierite in quartzite cabochon

Dumortierite in quartzite cabochon

Size: approx. 40x19mm

Weight: 22.30ct

Quartzite with blue dumortierite vein and patches and tiny reflective inclusions.

With a hardness of 6, good toughness and stability, quartzite is suitable for use in rings, pendants, earrings, bracelets, brooches and cufflinks, although abrasion and wear may occur in rings and bracelets.

Hardness – resistance to scratching and wear

Stability – resistance to alteration by light, heat or chemicals

Toughness – resistance to fracture, cleavage or cracking

Please note you will receive the stone in the photograph