The Rainbow Calsilica Necklace features a bold, colorful stone with striking bands of red, blue, green, yellow, and more—each one uniquely patterned like an abstract painting. Set in a simple metal frame to let the vivid hues stand out, this necklace is a joyful, artistic statement piece. Its layered, wave-like striations make every stone completely one-of-a-kind, perfect for those who love wearable color and individuality.