I just spent an hour Googling around for this because half the tutorials out there are for older versions of GIMP, so they no longer work! But I needed some quick gold and silver...
About The Author
Maria Korolov is editor and publisher of Hypergrid Business. She has been a journalist for more than twenty years and has worked for the Chicago Tribune, Reuters, and Computerworld and has reported from over a dozen countries, including Russia and China.