Amethyst from Uruguay (925g) on a black base.
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Natural Morion black quartz from the Urals, Russia 820g.- on a black base
Eroded Agate 640g on brass base - Poland (Wistoka river)
Black Tourmaline from Brazil (5.3 kg), black base
Fluorite ball -Marienschacht Mine , Wölsendorf, , Germany-
Boulder Opal (two parts) of 535g on brass base -Australia-
