Green crystal produced in minas gerais, Brazil is a kind of green amethyst after heat treatment.

There are also green crystals in several places in China, among which Donghai County in Jiangsu Province is the most abundant, followed by Yunnan and Xishan in Beijing.

In the Middle Ages, it was said that emeralds and emeralds came from hell, which could in turn control evil forces. Because they know the secret of hell, emeralds and emeralds have a particularly strong ability to ward off evil spirits. People who are afraid of ghosts can consider buying an emerald necklace or bracelet.

Green crystal can strengthen the immune system function, make people natural and peaceful, and make their career prosperous.

Main functions: develop wisdom, improve intuition, be popular, calm, and promote interpersonal relationships.