Archaeologists spotted fragments of quartz called 'rock crystal' at the site ... This implies that when struck by something, these crystals emit flashes of light. "If you bash two of these ...

Large crystals found in geodes and other rocks are relatively rare. Pink ChalcedonyA pink chalcedony shows off its beauty. Chalcedonies include many types of cryptocrystalline quartz gems and ...

In a new paper, Jordan Jensen and Alexis Ault introduce a new forensic tool designed to enhance our understanding of how ...

NASA’s Curiosity rover has uncovered intriguing traces of sulfur crystals embedded in Martian rock formations, adding weight to the theory that ancient Mars may have supported microbial life. The ...

All rocks are made of one or more minerals. Minerals are solid, naturally occurring substances with well-defined crystal ...