NASA's Mars rover Perseverance has a rock collection that would make any geologist jealous, and the space agency is giving a ...
Most people know some very basic information about minerals, crystals, and gemstones, but likely wouldn’t be sure about what ...
“It contains hundreds of rock and mineral fragments from lots of different sources on Mars.” Roughly 20 meteorites have been found here on Earth that are all believed to have been chipped off ...
On a crystal-clear afternoon above a desert ghost town, a NASA aircraft scoured the ground for minerals. The plane, a ...
Liquid-filled rocks form when minerals trap fluids, but depending on their composition they can either be classed as enhydros, enhydro agates, or fluid inclusions. An enhydro is a hollow nodule ...