We all know Mars as the "Red Planet," but how did it earn its nickname? Scientists once believed our planetary next-door ...

The dry mineral, a main component of iron ore, was thought to have formed ... of cool water may be responsible for the red hue, rather than hematite, which could change the way scientists ...

99% of this iron ore was low-grade hematite with an average iron ore grade of around 57%, which is substantially below the 62% iron ore benchmark, and therefore they sold their hematite at a large ...