sardonyx Definition

cameo, transparent gem, opaque gem, chalcedony, onyx, cacholong, carnelian, citrine, calcedon, gemstone, water sapphire, chrysoprase, amethyst, amazonite, garnet, agate, sardachate, smoky quartz, cabochon, peridot, lapis, moonstone, sodalite, lapidarious, aventurine, feitsui, essonite, pendeloque, rhodolite, pearlaceous, rose quartz, succinite, rubellite, sapphire, topaz, tourmaline, rubicelle, smaragdine, quartz, tanzanite, lapideous, aquamarine, spinel ruby, opal, chrysolite, white sapphire, pearl grey, emerald, cornelian, blue john, prehnite, malachite, cairngormstone, gemmeous, gem, quartzy, agatiferous, morganite, agateware, spinel, sagenitic, turquoise, martite, iolite, alexandrite, demantoid, grossularite, enhydros, cymophane, semiprecious, bloodstone, labradorite, semiopal, kunzite, lapidific, novaculite, precious stone, sagenite, pearl, rhodonite, hematite, pleonaste, corundom, jargoon, chrysoberyl, miascite, fire opal, jade, diamond, jaspidean, jadeite, quartziferous, ditroite, stinkstone, luxullianite, zircon, zoisite, balas ruby, rhodochrosite, verd antique,