Labradorite slab (Madagascar)3.8 kg – displayed on a black base
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Lapis-lazuli (18.1kg) from Afghanistan
Counter weight machinery to open a geode
Fluorite ball -Marienschacht Mine , Wölsendorf, , Germany-
Eroded Agate 640g on brass base - Poland (Wistoka river)
Amazonite prism (Madagascar), black base