Counter weight machinery to open a geode
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1.8kg Uruguay glossy Agate geode, on brass base
Pipe geode of ametyst -30kg- Madagascar
Polished labradorite from Madagascar (3.7kg)
Tree branch crystalized by Selenite. Australia
Gypsum crystal from France, 57cm on brass base
Menilite Opal from Agramon (Spain) in matrix
Polished ketonite (665g), black base
