Counter weight machinery to open a geode
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Serie of 7 golden agate slices on brass cubic stand
Selenite slab, Mexico –12.8KG. mounted on a brass base
Gypsum from France (200g.) on black base
Natural fiber malachite (780Gr) under glass ball
Pyrite cubic- dodecaedre- of Peru, in glass ball
Pipe geode of ametyst -30kg- Madagascar
Scolecite crystal in glass display box
Purpurite from Brazil (800g), under glass ball
Arkansas black quartz cluster in glass ball
Purple Botryoidal chalcedony from Sulawesi