This lovely color is available in white, yellow, red, orange, black, brown, green, and blue-pink tones. Mohs hardness scales range from 5.5 to 6. This stone supports the development of strength, enthusiasm, and creativity. also bestows luck. The crown chakra is connected to the opal, which helps to clear the mind and focus it for heightened spiritual awareness.These exquisitely designed opal jewelry pieces, which include bracelets to adorn your wrist and a collection of necklaces with earrings, pendants, and rings brimming with love, knowledge, and compassion, will steal the show at any event.