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 ...

Yooperlites were just discovered recently back in 2017 by Erik Rintamaki. Took him a year or so to figure out what they were ...

Yooperlites Explained, These awesome fluorescent minerals are so much fun to find and explore on the great lakes of Michigan, ...

Erik Rintamaki, 43, of Brimley, considers himself an amateur rock hound who's been on a wild ride, all because of some beautiful fluorescent specimens. Rintamaki said he was out on a Lake Superior ...

HANCOCK, MI -- Rock hunters, lighthouse lovers and Aurora chasers should book their Yooper campsites now, before a popular Lake Superior campground closes its shoreline sites for renovations. McLain ...

SAULT STE. MARIE, MI - Yooperlites, the glowing rocks known to be found along the shores of Lake Superior, are the subject of a recent Ranger Reel. Ranger Mel, of the Soo Locks Visitors Center, offers ...

Erik Rintamaki was searching for rocks on a Michigan beach last summer when he made what he calls a “mind blowing” discovery. Resting among the thousands of pebbles covering the Lake Superior beach, ...

Two sought in wrong-way US-131 crash near Grand Rapids Michigan State Police are looking for two people involved in a wrong-way crash near Grand Rapids.The crash happened just before 3 p.m. when a ...

Most people do their rock hunting during the day, but you have to wait until dark to find "Yooperlites." Yooperlites, sodalite-rich syenite rocks that fluoresce in the dark under ultraviolet light, ...

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 ...

Erik Rintamaki, 43, of Brimley, considers himself an amateur rock hound who has been on a wild ride, all because of some beautiful fluorescent specimens. Rintamaki said he was out on a Lake Superior ...

Yooperlites are rocks that fluoresce under UV light. The best time to search for Yooperlites is after a storm, when waves may have unearthed new rocks along the shores of Lake Superior. Rock hunters ...