Counter weight machinery to open a geode
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Labradorite slab (Madagascar)3.8 kg – displayed on a black base
Pipe geode of ametyst -30kg- Madagascar
Serie of 12 Agate slices on black cubic stands
Aragonite crusted pipe from Karlovy Vary
Tree branch crystalized by Selenite. Australia
Prism of gabbro from Madagascar (2.1kg) on brass base