3.1kg Manganocalcite (Huanzala Mine), displayed in a UV lamp cage
MINERAL
Active filters
Agate slice from Brazil (1kg) on brass stand
Eroded Agate 640g on brass base - Poland (Wistoka river)
Polished green malachite Large on brass base.
Fluorite ball -Marienschacht Mine , Wölsendorf, , Germany-
Sandcalcite aggregate from Hungary, under glass