Gold Nuggets

Gold nuggets are not like crystals, which form when molten minerals cool or when they precipitate from fluids moving through cracks and fissures in the Earth's crust. Instead, gold nuggets, whose impure composition typically contains 10 to 20 percent silver or copper, are shaped by what are known as hypogene processes, meaning they form deep beneath the Earth's surface at high pressure. Thus, what we see when we admire a gold nugget is a...Continue Reading