Counter weight machinery to open a geode
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1.8kg Uruguay glossy Agate geode, on brass base
Gypsum from France 1.6kg, on brass base
Half-geode of septaria (0.9 kg) from Poland, in a vertical circular stand
Utah Septaria Slice - Muddy Creek - USA, in brass adjustable round stand
Pipe geode of ametyst -30kg- Madagascar
Green Fluorite 5Kg -Madagascar-brass base
Gypsum crystal from France, 57cm on brass base
Amethyst from Uruguay (600g) in 3D frame
Polished labradorite from Madagascar (3.7kg)
Menilite Opal from Agramon (Spain) in matrix
Kambamba Jasper (3.13kg) on brass stand