Peridot
The name “Peridot” comes from the French word "peritot," which means unclear or uncertain, referring to the gemstone's occasional cloudy appearance. The primary source of Peridot is the San Carlos Apache Reservation in Arizona, USA, but it can also be found in Egypt, Myanmar, Pakistan, and China.
Sardonyx
“Sardonyx” is derived from two ancient Greek words: "sard," which refers to a reddish-brown stone, and "onyx," meaning nail or claw. Sardonyx can be found in many parts of the world, including Brazil, India, Germany, Uruguay, and the USA.
Spinel
The name is a derivative of the Latin word "spina," which means thorn or spine, reflecting the gemstone's pointed crystal formation. Spinel can be found in various locations, such as Myanmar, Sri Lanka, Tanzania, Vietnam, and Madagascar.