Milky quartz turns rock crystal to moonlit glass: microscopic fluid inclusions scatter light into a soft, glowing white. Humble by reputation, a well-cut milky quartz has a quiet, lantern-like charm all its own. Hardness 7.Our milky quartz is natural, laboratory-certified by GEMIC Institute and photographed piece by piece. Each is one of a kind; tracked worldwide shipping and 30-day returns included.