Counter weight machinery to open a geode
MINERAL
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Morgon wine crystallization on black stand
Pipe geode of ametyst -30kg- Madagascar
Serie of 7 golden agate slices on brass cubic stand
Purpurite from Brazil (1.8kg), under rectangular glass and brass base
Fully polished blue labradorite (10.7kg), brass stand
Polished labradorite from Madagascar (3.1kg), brass base
