How is gold formed inside the soil?

Gold is not formed on the Earth like diamonds and many other gems and minerals. Instead, most scientists now believe that gold actually came to earth from outer space in large meteorites that have struck the planet over billions of years. read more

Now a study by Australia's Cooperative Research Centre for Mineral Exploration has found that microbes in the soil suck together microscopic traces of gold in the ground, causing them to lump together and eventually form nuggets. The bad news for aspiring gold nugget farmers though is that the process takes millions of years. But that might change. read more

Gold isn’t truly formed—at least, not on Earth. Gold Comes From Outer Space . Gold, the shiny yellow metal prized for its beauty and malleability and used in many different industries, is actually created inside massive stars when they explode into a supernova. Of course, after a star supernovas and forms gold, the precious metal has to travel to Earth in some way. read more