Blue Obsidian is not formed by crystallization but is a natural volcanic glass with magnesium and iron impurities. Blue Obsidian aligns the throat chakra, enhancing brave confident speech, better public speaking, and overall better communication. Blue Obsidian gives you mental clarity, slowing thought process and allows you to focus on one thing at a time. Blue Obsidian blocks negative energy, especially in sensitive people. Blue Obsidian increases creativity and prevents you from becoming lost.