"Meteorites provide the cheapest form of space exploration. They transport us back in time, providing clues to the age, ...

More than 2,400 ounces of gold were found in the largest rock, RNC Minerals says Miners in Western Australia say they have discovered two huge gold-encrusted rocks that are each estimated to be ...

Normally people come in with fools gold or other rocks that look like gold, Mr Kamp says. "But he pulled this rock out and as he dropped it into my hand he said, 'Do you think there's A$10,000 ...

We used mercury to actually extract the gold from the powdered rock. Gold, like most minerals, can be 'dissolved' in mercury to create what's called an amalgam. An amalgam is a physical mixture of ...