Counter weight machinery to open a geode
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Labradorite slab (Madagascar)3.8 kg – displayed on a black base
Agate slice from Brazil (1kg) on brass stand
Polished green malachite (1.5Kg) on brass base
Brazilian agate slice (1.1kg) on brass base
Black and white Agate slice from Brazil. black base
Sandcalcite aggregate from Hungary, under glass