Scientists identified an iron-rich mineral on the surface of Mars that suggests the planet’s surface may be more dynamic than ...

Why and how crystals form Crystals grow when molecules that are alike get close to each other and stick together, forming chemical bonds that act like Velcro between atoms. Mineral crystals cannot ...

It is the rarest mineral known to science, with only a single specimen ever discovered. The only sample found thus far, ...

Only when all the crystals of the mineral point in the same direction in the model are the seismic waves accelerated -- as can be observed in the D" layer at a depth of 2700 kilometers.