Sphalerite is a very cool mineral. It is a beautiful, complex and diverse zinc sulfide (ZnS) mineral that also hosts a ...

"We're constantly finding new minerals, because we're exploring areas that might have conditions we didn't know about," Anderson said. There are three main types of rock — igneous, sedimentary ...

Siderite is an iron carbonate mineral. Its presence in sedimentary rocks formed billions of years ago offers evidence that Mars once had a dense atmosphere rich in carbon dioxide, a gas that would ...

In Gale Crater, Curiosity found nearly pure crystalline siderite, an iron carbonate mineral, filling a gap ... from the atmosphere was captured in the sedimentary rocks. Scientists have long ...

A large quartz mine has been discovered in Khost, Afghanistan, offering significant potential for economic growth and development.