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Counter weight machinery to open a geode
Geode of agate on round brass base. Mexico
Amethyst geode (10kg) on black base - Brazil
Polished labradorite 4.2kg (Madagascar)
Green Fuchsite from Brazil on black base
Pipe geode of ametyst -30kg- Madagascar
Serie of 7 golden agate slices on brass cubic stand
Sandcalcite aggregate from Hungary, under glass