Treat yourself to a precious gem and make a gemstone quilt block! Paper piecing and quilting with rayon thread combine to make a gorgeous Emerald Gemstone Quilt Block. The emerald is May’s birthstone, but also one of the “big three” of colored stones. Emeralds are all the rage, with some people choosing them for engagement rings over the traditional diamond. MJ Kinman, designer and creator of the famous Gemstone Quilt blocks, hosted a webinar with us and explained her wild-motion quilting techniques. This quilting is what she prefers for her gemstone quilt blocks and it becomes a cathartic experience with its calming repetition. For paper piecing these intricate gemstone quilt…