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Counter weight machinery to open a geode
CORALLOID ARAGONITE (Portugal) -1.6Kg- displayed under a rectangular glass dome
CORALLOID ARAGONITE (Portugal) -1.8Kg- displayed under a rectangular glass dome
Pipe geode of ametyst -30kg- Madagascar
Gypsum crystal from France, 57cm on brass base
Fully polished blue labradorite (10.7kg), brass stand
Purpurite from Brazil (1.8kg), under rectangular glass and brass base
Polished labradorite from Madagascar (3.1kg), brass base