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Prism of gabbro from Madagascar (2.1kg) on brass base
Serie of 12 Agate slices on black cubic stands
Gypsum crystal from France, 57cm on brass base
Cubic Pyrite on slate - St Créac (France)
Polished ketonite (665g), black base
Cubic Pyrite in slate 10kg - St Créac (France)
Crystalized branch with gypsum under glass (Wahpool lake, Australia)