Yooperlites can be found as loose pebbles and cobbles along many Lake Superior beaches and even in some inland gravel pits.

By Leslie Umberger and Jill Vaum Rothschild Andrew Clemens, Untitled (The Mary Heye Bottle), 1883, naturally colored rock sand in pharmacy bottle, sealed with wax, Smithsonian American Art Museum ...

Rock Art Research, 2024 In 2018 ... Now, researchers say the rock could be a sand sculpture created to look like a blue stingray (Dasyatis chrysonata), which are often found in southern Africa.

Some social media users are sharing a photo they claim shows a fulgurite – a glass structure that can be created when lightning strikes sand or rock. The photo shows an elaborate sand ...

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

An entire community came together to create a collective colorful work of art at this unusual Oregon beach. Stop by for the photo op and add to the display.

the area was replaced by sand, and many human inhabitants headed closer to the Nile. “The Atbai Desert around Wadi Halfa, where the new rock art was discovered, became almost completely ...

What Are Fulgurites? The word—based on the Latin world for thunderbolt—refers to a hollow glass tube formed when lightning strikes soil, silica, sand or even rock. These amazing structures ...