Slice of amethyst geode bordered with agate, black 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
Purpurite from Brazil (1.2kg), on black base
Purple Botryoidal chalcedony from Sulawesi, on black base
Crystalized branch with gypsum under glass (Wahpool lake, Australia)