Earth's Gold

Earth's Gold

The vast majority of the Earth's gold and other heavy metals are locked up in the earth's core. Evidence from tungsten isotope studies indicates that most gold in the crust is derived from gold in the mantle which resulted from a meteorite bombardment some 3.9 billion years ago.

Previous Fact Next Fact
Categories: ScienceSpace

Latest FactRepublic Video

20 Scary Mental & Psychological Illnesses - Part 1