zoisite
/ˈzɔɪsaɪt/
noun
- A mineral consisting of a silicate of calcium and aluminum, often green or brown, used as a gemstone.
- Geologists discovered a large deposit of zoisite in the mountains of Tanzania.
- Some zoisite crystals are cut and polished for use in rings and earrings.
- The jeweler showed us a beautiful pendant made from green zoisite.