Amethyst from Uruguay (925g) on a black base.
MINERAL
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Prism of gabbro from Madagascar (5.1kg) on brass base
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
Natural Morion black quartz from the Urals, Russia 820g.- on a black base
Boulder Opal (two parts) of 345g on black base -Australia-
