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

Hawaii beaches to visit for a slice of paradise - From sunbathing to snorkelling, trips to the beach do not get much better ...

A belt of swirly, stripey rock in the northeast reaches of Canada looks like it contains some of the oldest minerals ever ...

Sodalite forms in igneous rocks that crystallized from sodium-rich, silica-poor magmas. That’s how it got its name—soda + lithos, or “sodium stone," according to Rock Your World gem & art ...

It forms when igneous rocks like granite undergo intense heat and pressure, changing their structure and appearance over time. But buried within this ancient gneiss is something even more valuable ...

Skull-like rock on Mars reveals new clues about planet's past By Ariana Garcia , Assistant News Editor May 2, 2025 NASA's Mars Perseverance rover captured Skull Hill, a dark-toned float rock, on ...

However, looks can be deceiving. The meteorites found in Gale crater were found to contain large amounts of iron and nickel, but analysis of nearby rocks on Witch Hazel Hill suggest that they are ...

Mars has a long history of volcanism, and igneous rocks can range in tone depending on their mineral content. Skull Hill may be rich in elements like iron or magnesium, which would account for its ...

Plutons are formed when hot igneous rock intrudes into solid country rock and slowly cools and crystallizes far below the surface of the Earth. “It’s some very unusual geology,” Webber said. “This ...

Where should we look for new metals that are ... lies a large and interesting body of rock formed around 215 ... is particularly effective at preserving these clues, like a tiny ...

NASA's Mars rover has snapped a photo of a rock resembling a human face on the surface of the red planet. It looks like a slightly squashed head lying on its side with a tired expression.