Counter weight machinery to open a geode
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Labradorite slab (Madagascar)3.8 kg – displayed on a black base
Geode of agate on round brass base. Mexico
Crystallized fossil trunk -8.2kg, ZWICKAU (Germany)
Eroded Agate 640g on brass base - Poland (Wistoka river)
Fluorite ball -Marienschacht Mine , Wölsendorf, , Germany-