Yooperlites
New types of luminescent rocks has been discovered in the Upper Peninsula of Michigan. New discoveries of gems and minerals happen every year. For expert geologist Erik Rintamaki, June of last year was when he made his life changing discovery! During a nighttime excursion along the shore of Lake Superior in Michigan, he found rocks that glowed like lava, with the aid of a UV light. He sent the "Yooperlites" to Michigan Tech University, as well as the University of Saskatchewa