Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.

Dec. 22—Lake Erie Fluorescent Mineral Hunters founder Justin Lynn coined the term "neolites" for Lake Erie's UV light-activated rocks. Lynn lived in the Upper Peninsula of Michigan where he ...

The best time to find agates in Michigan is after a storm. Popular Michigan agate hunting locations include Whitefish Point, ...

Lake Erie Fluorescent Mineral Hunters founder Justin Lynn coined the term “neolites” for Lake Erie’s UV light-activated rocks. Lynn lived in the Upper Peninsula of Michigan where he managed ...

Agates are formed from silica solutions filling gas bubbles in lava rocks, creating bands of ... are often amazed at agates that wind up on Upper Peninsula lakeshores. Known for its diversity ...