grey
agate
- Mineral
- chalcedon
- Origin
- Brazylia
- Hardness
- 6,5–7 on the Mohs scale
- Treatment
- natural, not dyed
- In the builder
- round 6 mm, round 8 mm · hole 1 mm · from PLN 0.90 per element
- Care
- Take it off for bathing and sport. Wipe with a dry, soft cloth. Store apart, away from perfume.
