Counter weight machinery to open a geode
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Selenite slab, Mexico –12.8KG. mounted on a brass base
Crystallized calcite specimen (Trepça, Kosovo) – 1.5 kgDisplayed under a round glass dome
Pipe geode of ametyst -30kg- Madagascar
White aragonite (3.4kg) in round globe with an industrial base
Purple Botryoidal chalcedony from Sulawesi