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Franklin Marble illuminated by 254nm UV Lamp showing its fluorescent quality
An assortment of Montana sapphires from Yogo Gulch for our October 2023 SciShow Rock Box
Fossilized ferns in limestone
Peridot crystals embedded in basalt

Ethically Sourced

It is of primary importance that all the objects our geologists bring to you are not only high-quality, but come from ethical sources.

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