tanzanite Definition

gemstone, morganite, peridot, citrine, carat, tourmaline, labradorite, smoky quartz, spinel, zircon, alexandrite, lapis, semiprecious, topaz, iolite, chalcedony, aquamarine, corundum, malachite, jewelry, marcasite, jadeite, birthstone, aventurine, carnelian, diamonds, transparent gem, emeralds, tsavorite, water sapphire, rubies, cassiterite, opals, beryl, tantalite, pendeloque, opaque gem, karats, amethysts, amethyst, ivory, sapphires, garnet, rhodolite, jade, diamond, kunzite, tantalum, precious stone, cabochons, minerals, rutile, cultured pearl, cobalt, gold, rhodium, jewelers, white sapphire, spinel ruby, rubellite, garnets, sapphire, cacholong, eluvial, gem, gemmeous, beneficiation, rubicelle, cabochon, chrysoprase, solitaires, grossularite, zoisite, emerald, precious metal, demantoid, calcedon, wolframite, greenstone, opal, ores, corundom, essonite, smaragdine, nephrite, blue john, columbite, feitsui, feldspar, bisie, bauxite, ilmenite, mining, gemologist, niobium, chrysoberyl, mealie meal, gems, sisal, cashew nut,