I LOVE unexpected finds! I went out searching for 40 million year old fossil sea urchins and sand dollars, and I ended up ...

Water reshapes Earth through slow, powerful erosion, carving intricate landscapes like caves and pinnacles in soluble rocks ...

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

China is tightening its grip on the global supply of key minerals that are needed in every car, particularly electric vehicle ...

Their similar charge and atomic structure mean that rare earth elements can often be used interchangeably within a crystal ...

EGLE says the best time for Michiganders to look for agates is after a storm, when the waves have washed up new rocks. Yooperlite is a fluorescent rock that glows in the dark under ultraviolet light.

Agates are formed from silica solutions filling gas bubbles in lava rocks, creating bands of color. The best time to find agates in Michigan is after a storm. Popular Michigan agate hunting ...