Counter weight machinery to open a geode
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White aragonite (3.4kg) in round globe with an industrial base
Pipe geode of ametyst -30kg- Madagascar
Serie of 12 Agate slices on black cubic stands
Rose quartz sphere (34kg) from Madagascar
Polished ketonite (665g), black base
Prism of gabbro from Madagascar (2.1kg) on brass base
Lapis-lazuli 83kg, on black metal base