What is a black crystal used for?

Black crystals are frequently used to center oneself during meditation, but they may also be used to expand one's mind to greater knowledge and alleviate fear of the unknown. Black represents the past and the future, good and evil, and all in between. Black crystals are intriguing, mysterious, and have a strong presence that has been valued throughout history. Find a range of antique and vintage black crystal jewelry on 1stDibs.