Prism of gabbro from Madagascar (5.1kg) on brass base
MINERAL
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Cubic Pyrite on slate - St Créac (France)
Polished green malachite (1.5Kg) on brass base
Brazilian agate slice (1.1kg) on brass base
Golden Agate slice 1.4 Kg on brass base
Boulder Opal (two parts) of 535g on brass base -Australia-
