Prism of gabbro from Madagascar (2.7kg) on brass base
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Labradorite slab (Madagascar)3.8 kg – displayed on a black base
Counter weight machinery to open a geode
Polished green malachite (1.5Kg) on brass base
Brazilian agate slice (1.1kg) on brass base
Black Tourmaline from Brazil (5.3 kg), black base
