Orange Tourmaline Sterling Silver Molten Halo Ring: Handmade JewelleryHandmade with love at Kacha Stones UK: L USA: 6 EU: 51. 5 This handmade Sterling silver molten halo ring has a chunky, organic feel, and the rare, richly coloured 5mm Orange Tourmaline is perfect. One of the rarer tourmaline colours and an energetic stone for the 2nd (sacral) chakra. "Tourmaline can transform negative energy to the positive state without releasing it to the atmosphere. It also acts to inspire creativity, and to attract success,