What makes “Yooperlite” rocks glow under UV light?
In: Other
Honestly no idea, but curious are yooperlite rock from the UP of Michigan?
What makes “Yooperlite” rocks glow under UV light?
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What makes “Yooperlite” rocks glow under UV light?
In: Other
Honestly no idea, but curious are yooperlite rock from the UP of Michigan?
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