onyx
Onyx is a type of chalcedony, a microcrystalline quartz which comes in a wide spectrum of colors + geographic locations. It has a vitreous luster + can be opaque and/or translucent with parallel banding. Black onyx resonates with the root chakra, white onyx resonates with the crown.
Black Onyx is historically known as a protector from evil in ancient cultures. Generally, Onyx is a grounding stone that calms fears, helps relieve stress + promotes harmonious relationships. Onyx has a deeply rooted spiritual energy that helps you feel more present in your physical body so that you can more easily work through + process difficult emotions.