Check out this gorgeous natural gold nugget from Costa Rica. It is very thin and flat, just the way that jewelers love them for making a gorgeous gold pendant or other jewelry piece. Investors also love them because of their purity (92% to 98% pure gold) which give them a beautiful buttery gold color. This one weighs 7.1 Grams (109.5 Grains) It is over 3/4" (21 mm) long. The surface is smooth and it has a very large surface area for the weight. It is not often that you see natural gold nuggets Costa Rica for sale as they are rare and hard to find.