Natural polished Half Cut Hardstone Amethyst Geode Bookends PaperweightsCarnegie's Auction Gallery4.4(12)$200Feb 22, 2026
122 Pound Uruguayan Amethyst Geode WIth Large Calcite Crystal - MONUMENTFossils & Gemstones of Houston4.4(24)$3,000Feb 22, 2026
4 LARGE MINERAL SPECIMENS, CRYSTALS, GEODE. 8" X 6" AND SMALLERKimballs Auction and Estate Services4.3(189)$505 days Left
Rare Double-Chambered Amethyst Cathedral Geode SetFossils & Gemstones of Houston4.4(24)$600Feb 22, 2026
