Amethyst Geode and Selenite Crystal FormationNew England Auctions - Fred Giampietro4.6(449)$502 days Left
1 lb 8 oz Lot of Rough Amethyst Crystals – Natural Purple Quartz – Up to 2.5"North American Artifact Auctions4.7(240)$10Apr 25, 2026
Large Amethyst Cathedral Geode with Calcite Crystal InclusionEstate Inventory Auctions4.3(24)$100Apr 22, 2026
Amethyst Geode Specimen with Natural Crystal FormationEstate Inventory Auctions4.3(24)$74Apr 22, 2026
