17.6g Natural chalcopyrite and calcite mineral specimensWeatherham Estate Treasures3.9(239)$30Jun 25, 2026
3pcs Natural amethyst mineral specimens. Cathedral-style geode slice and bookends.Uniques and Antiques, Inc.4.7(877)$503 days Left
Group of Twenty [20] Large Pink-Orange Calcite Mineral SpecimensTimeLine Auctions Ltd.4.6(200)£5(1 bid)522 Lots Away
Three Hundred and Fifty Eight [358] Mahogany Obsidian Mineral SpecimensTimeLine Auctions Ltd.4.6(200)£5518 Lots Away
Collection of Seventy Three [73] Boxed and Unboxed Amethyst Crystal Geode Display PiecesTimeLine Auctions Ltd.4.6(200)£5(1 bid)549 Lots Away
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