CHIPPEWA COUNTY, Mich. (WPBN/WGTU) -- A man in the U.P. is being credited with discovering a new kind of rock in Michigan and they're making a splash. Erik Rintamaki has been a self proclaimed "rock ...

Most people do their rock hunting during the day, but you can't find "Yooperlites" until the sun goes down. Yooperlites are rocks that fluoresce in the dark under ultraviolet light. They became known ...

Add Yahoo as a preferred source to see more of our stories on Google. Most people do their rock hunting during the day, but you can't find "Yooperlites" until the sun goes down. Yooperlites are rocks ...

Rocks in the Upper Peninsula that glow under a certain light are grabbing the spotlight. "Yooperlites" — or more properly, the rocks classified as syenite — are getting a lot of attention from rock ...

In 2017, gem and mineral dealer Erik Rintamaki stumbled upon glowing rocks along a beach near Lake Superior. The rocks, which looked normal at first, fluoresced brilliantly underneath UV ...

A gem and mineral dealer in the U.P. has made a glowing discovery. Erik Rintamaki discovered a rock that glows under an ultraviolet light made of a mineral never seen before in Michigan. Without ...

This is the incredible moment a glowing 'yooperlite' rock was found for the first time. The minerals, first discovered by Erik Rintamaki in June 2017, are said to be Sodalite gemstones that glow under ...

How one rock hunter found The Golden Egg and made his dreams come true. Head to Michigan’s Upper Peninsula to find Yooperlites! From hunting tips to paranormal sightings, head into the dark of night ...

Yooperlite is a stone that under UV light, can glow like the sun. They're one of the hottest rocks to collect this year, and they can be seen at the Tulip City Gem and Mineral Show this weekend. Not ...

“Fluorescent sodalite-bearing syenite” is a mouthful, but these glowing rocks from the U.P. are also known as Yooperlite. Credit: Courtesy photo The 77th Greater Detroit Gem, Mineral & Fossil Show is ...

Monday’s highs will struggle to reach 70 degrees in Metro Detroit, which is more typical of late September. (WDIV) CHIPPEWA COUNTY, Mich. – A man in the Upper Peninsula is being credited with ...