Who said that you can only use Mason Jars to make pendant lights? Here, for example, are pendant lights made of real crystal decanters. They are located at the Conquine Bar in London but you can easily make similar lighting solution by yourself. The process is similar to any DIY lighting system made of Mason Jars and there are plenty tutorials around the internet. If you want to give that old English look in a modern and elegant way to some of your rooms, give such project a shot.