Blue Onyx is also sold as “Aqua Blue Calcite,” “Lemurian Indigo Calcite” and “Oceanite.” It is a form of Chalcedony that promotes greater control over one’s emotions. This stone helps stop negative thinking and increases mental stability and optimism. Blue Onyx assists in the balancing of one’s male and female qualities. It can also help one find balance in difficult relationships, allowing one to let go if that is in the highest good. This stone encourages an awareness of one’s own personal strengths. It resonates with the throat chakra, facilitating clear and diplomatic communication. Picture is representative. Individual stones naturally vary.