Accurate blue salt—like Persian Blue Salt—arises from mineral deposits found in Iran and aspects of the Himalayas. Its striking tint is completely natural, designed by a trace mineral named sylvite, which refracts light-weight to give the crystals a awesome, icy glow. The viral character on the Blue Salt Trick http://heritage-bible-church.com/System/Media/play.asp?id=58963&key=389258B5-DC4E-46A9-8AB0-5775BFCB1FE8