A Michigan man made the discovery of a lifetime when he stumbled on glowing rocks on the beaches of Lake Superior. The rocks, which he named “Yooperlites” emit an eerie glow, appearing to be partially molten rock. Rintamaki, a gem and mineral dealer, made this discovery after hunting for rocks in Michigan’s Upper Peninsula, bringing with him a black light. The black light helps illuminate the glowing rocks, which he says litter the Lake Superior beach……
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