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The Mineral & Geode Auction features natural mineral specimens, crystal clusters, geodes, polished gemstones, and geological collectibles from mining locations around the world. The selection includes cavansite, crocoite, orpiment, fluorite, tourmaline, proustite, epidote, wulfenite, vanadinite, vivianite, celestite, titanite, and spessartine garnet. Specimens originate from notable localities in India, Tasmania, Nevada, Mexico, Brazil, Morocco, and other regions. Quartz offerings include amethyst, citrine, smoky quartz, rose quartz, and clear quartz, along with a large Mexican citrine geode and assorted crystal clusters. Metallic minerals include cubic pyrite formations, native copper, stibnite, and pyrite on matrix, including specimens from Peru. Polished and decorative stones include boulder opal, Baltic amber with inclusions, charoite, ocean jasper, labradorite, lepidolite, agate, carnelian, and jasper. Stromatolite specimens, polished palm stones, and agate slices offer additional variety. The auction also features mineral reference publications, including Rock & Gem and Rocks & Minerals magazines. With natural crystal formations, colorful mineral specimens, polished stones, and documented geological localities, the auction offers material for mineral collectors, geology enthusiasts, and decorative display.