Euclase

Hardness: 7.5

A kindly and knowledgeable elder gem who does patrol duty, secretary work, strategy planning, and other odd jobs. They seem to be partners with Jade. Euclase is kind, intellectual, and extremely perceptive. They're also good at math, and can recite any gem's age to the day on command. They have a strong sense of responsibility and often worry over the others.