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Counter weight machinery to open a geode
Pyrite cubic- dodecaedre- of Peru, in glass ball
Open rock crystal geode from Morocco on brass base
Open rock crystal geode from Morocco on brass base
Open rock crystal geode from Morocco on brass base
Iridescent agate slices – Brazil2 pieces, 10 g each – displayed inside an iron cage
Half agate geode (Brazil)2.5 kg – displayed on a brass base
Gypsum from France (200g.) on black base
Pipe geode of ametyst -30kg- Madagascar
Crystal ball, spinning brass stand
Serie of 7 golden Agate slices on black cubic stands
Brazilian agate slice (290g.) on a brass base