A Collection of Twelve [12] Large Amethyst Mineral SpecimensTimeLine Auctions Ltd.4.6(200)£57 days Left
Monumental Amethyst Geode Cathedral with Hand-Carved Gemstone CockatoosWilliamson Auction Gallery4.7(285)$5,000Jun 09, 2026
Large Natural Amethyst Geode in Blue Velvet Display CaseRed Baron Antiques4.3(43)$2,500Available to Buy Now
LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATEDan Morphy Auctions4.3(1.4k)$100Jun 11, 2026
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