Large Amethyst cathedral geode specimen features a deep interior cavity lined with crystalline quartUniques and Antiques, Inc.4.7(877)$757 days Left
LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATEDan Morphy Auctions4.3(1.4k)$100Jun 11, 2026
GEOLOGICAL AMETHYST GEODE SPECIMEN ON NICKEL BASEAustin Auction Gallery4.7(1.2k)$80(2 bids)3 days Left
Huge Natural Amethyst Cave and Extra Heavy in Combination of White Quartz, Brazil, AAA Quality,Mint Auction House4.3(3)$30024 hrs Left
