Large Amethyst Geode With Stalactites and Large Calcite CrystalFossils & Gemstones of Houston4.5(30)$1,0004 days Left
122 Pound Uruguayan Amethyst Geode WIth Large Calcite Crystal - MONUMENTFossils & Gemstones of Houston4.5(30)$3,0004 days Left
Large Amethyst Vug Geode with Fluorescent Calcite CrystalsFossils & Gemstones of Houston4.5(30)$604 days Left
Monumental Amethyst Geode Cathedral with Hand-Carved Gemstone CockatoosWilliamson Auction Gallery4.6(315)$5,000Jul 28, 2026
