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Amethyst Sphere -Brazil- in spinning brass tand
Moroccan amber aragonite ball, on brass stand
Crystallized Bismuth City in a square glass box
Smoky quartz (1.5Kg) with recrystallization (Brazil), presented in a cage
Geode of agate on round brass base. Mexico
Serie of 7 golden agate slices on brass cubic stand
Ruby-zoizite polished ball, spinning brass stand
Golden Obsidian disc in spinning brass stand.
Sandcalcite aggregate from Hungary, under glass