Health Benefits of Coral Gemstone (Moonga) The benefits of gemstones for improving health have been professed for centuries. Red coral or Moonga gemstone is one of those gemstones which are revered for their curative benefits. This is an amazing organic gemstone (rather than a mineral one) formed by the skeletons of gelatinous marine animals called … The post Health Benefits of Coral Gemstone (Moonga) appeared first on 9Gem | Best Online Gemstone & Jewelry Store.