Rainbow moonstone is white labradorite with a spectral temper: a bright adularescent sheen that fractures into blue, gold and violet flashes across a near-transparent body. India is the principal source; hardness 6–6.5.Every rainbow moonstone at GEMIC Institute is natural, laboratory-certified and filmed in motion — the rainbow only lives when the stone moves. Unique gems; tracked shipping worldwide, 30-day returns.