Large Black Tourmaline Specimen with Matrix ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(489)$103 days Left
OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(489)$1002 days Left
20.38ct Natural Black with Gold Sheen Obsidian, Pear, OpaqueWeatherham Estate Treasures4(220)$543 days Left