Half-geode of septaria (0.9 kg) from Poland, in a vertical circular stand
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Utah Septaria Slice - Muddy Creek - USA, in brass adjustable round stand
Round septaria from Madagascar on black base
Slice of malachite in brass adjustable round stand
Serie of 12 Agate slices on black cubic stands
Amethyst from Uruguay (600g) in 3D frame
Multi-tips Black Brazilian quartz (965g) ,on black brass
Prism of gabbro from Madagascar (2.1kg) on brass base