Amethyst from Uruguay (925g) on a black base.
MINERAL
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Prism of gabbro from Madagascar (2.7kg) on brass base
Natural Morion black quartz from the Urals, Russia 820g.- on a black base
Boulder Opal (two parts) of 535g on brass base -Australia-
Polished ketonite (975g), black base
Green Fuchsite from Brazil on black base
Polychrom jasper prism from Madagascar
