Iron, a key material in steel and other applications, is most often found in hematite and magnetite ores, though goethite, limonite and siderite ores are also common sources of iron ore.

For centuries, the Red Planet’s signature hue has fascinated scientists, but the real reason behind its color may be ...

Ferrihydrite, a water-rich iron mineral, plays an important role in giving the red planet its signature hue, according to the study.

Findings suggested that the Red Planet got its color from ferrihydrite, a form of iron oxide that needs water to form, rather than hematite — which is what’s been long thought as the reason be ...

Mars has captivated scientists and the public alike for centuries. One of the biggest reasons is the planet’s reddish hue, ...

The study, led by Adomas Valantinas of Brown University and published in Nature Communications, has confirmed the real reason ...

The water-rich iron mineral ferrihydrite may be the main culprit behind Mars's reddish dust, rather than the dry, rust-like ...

Scientists say the origin of Mars' recognisable rusty hue is different to what was previously thought and new research reveals why the planet is red.