Unlike alluvial gold, which is found as very small flakes on riverbanks, gold-bearing rocks have to be dug out of the ground. We're after pure gold, but rock that contains gold also includes lots of ...

Measuring 4.5 feet by 3 feet, the silkscreen prints are based off of large-format studio photos of Fittipaldi's original race car, shot by Thornton. The stark white background makes the gold leaf pop.

Mining often happens in artisanal and small-scale mining operations that burn gold-mercury amalgams to extract gold particles. Credit: Simon Topp. For hundreds of years, the Amazon has been exploited ...