Gold natural agate slice on brass square base
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Smoky quartz cluster Mont Blanc- Glacier de Leschaux- in collector's glass box
Green Nontronite from Brazil (170G.) in glass box
Green Nontronite from Brazil (110G.) in glass box
Black Tourmaline crystal with Hematite 335Gr on baroque base
Slice of amethyst geode bordered with agate, black base