122 Pound Uruguayan Amethyst Geode WIth Large Calcite Crystal - MONUMENTFossils & Gemstones of Houston4.4(24)$3,000Feb 22, 2026
2 POUND BRAZILIAN AGATE ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(480)$56 days Left
19 KG Mineral Specimen - DogTooth Calcite With Cubic Fluorite Undamaged From Baluchistan - 300 200Fantasy Jewelry4(139)$9903 days Left
61g Natural agate Agate Geode Slab/Slice quartz crystal mineral specimenWeatherham Estate Treasures4(218)$30Mar 05, 2026
94 Pound Uruguayan Amethyst Geode WIth Large Stalactites - MONUMENTFossils & Gemstones of Houston4.4(24)$2,500Feb 22, 2026
43g Natural agate Agate Geode Slab/Slice quartz crystal mineral specimenWeatherham Estate Treasures4(218)$30Mar 05, 2026
39g Natural agate Agate Geode Slab/Slice quartz crystal mineral specimenWeatherham Estate Treasures4(218)$30Mar 05, 2026
