4 LARGE MINERAL SPECIMENS, CRYSTALS, GEODE. 8" X 6" AND SMALLERKimballs Auction and Estate Services4.3(189)$502 days Left
Rare Double-Chambered Amethyst Cathedral Geode SetFossils & Gemstones of Houston4.4(24)$600Feb 22, 2026
Rare Amethyst Cluster with Double Terminated Quartz CrystalsFossils & Gemstones of Houston4.4(24)$500Feb 22, 2026
