Fulgurite from the Mauritanian Desert, under a glass dome, on a brass base
MINERAL
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Slice of amethyst geode bordered with agate, black base
3.1kg Manganocalcite (Huanzala Mine), displayed in a UV lamp cage
Agate slice from Brazil (1kg) on brass stand
Crystalized branch with gypsum under glass (Wahpool lake, Australia)
Sandcalcite aggregate from Hungary, under glass