Large Black Tourmaline Specimen with Matrix ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(490)$103 days Left
OBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(490)$1002 days Left
20.38ct Natural Black with Gold Sheen Obsidian, Pear, OpaqueWeatherham Estate Treasures4(221)$543 days Left