Counter weight machinery to open a geode
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Open Amethyst Geode from Brazil (5Kg), black base
Pipe geode of ametyst -30kg- Madagascar
Gypsum crystal from France, 57cm on brass base
Agate slice from Brazil (1kg) on brass stand
Heart of septaria with opening (Madagascar) 8.7 kg, black base
Purple Botryoidal chalcedony from Sulawesi
Frame of 3 Navajun Pyrite cubes on black mirror
Grenn Fuchsite from Brazil on black base