Iron oxide minerals are found in rocks around the globe. Some are magnetic, and some of them rust—especially when exposed to ...

Fluid-rock interactions on ancient Mars may have produced abundant magnetic minerals that preserved unusually intense records ...

In this case, the material is microscopic crystals of metallic magnetite, a magnetic mineral; it’s the light hitting magnetite that makes the obsidian appear colorful, rather than the mineral ...

Have you ever played with a magnet and stuck it in a sandy wash? It will pick up lots of black stuff. Some call it black sand; some might think ...

SAGA’s 2025 maiden drill program aimed to test the core of the magnetic anomaly identified through geophysics at the Hawkeye ...

In the March 4, 2025, online issue of the journal Geology, Utah State University geoscientists Jordan Jensen and Alexis Ault ...