Pyrite is a very common iron-sulfide, forming crystals with a nice yellow color and a strong metallic luster. Its shininess is so pronounced that in some ancient Mesoamerican cultures ...

Woods Hole Oceanographic Institution, National Deep Submergence Facility, remotely operated vehicle Jason team, WHOI-MISO Facility, National Science Foundation. Disclaimer: AAAS and EurekAlert ...

In 1997, while working with another colleague, Russell simulated formation of these rock structures by injecting a warm, alkaline solution of sodium sulfide into a cooler, iron-rich solution in ...

New experiments suggest the planet’s innards stay warm thanks to an insulating layer of iron sulfide, which could help to explain how the small world has held onto its magnetic field.