Natural Blue Obsidian (raw) Obsidian is a very special stone. It is not a true mineral. It is actually a volcanic glass that forms when molten lava cools too rapidly to crystallize. It consists mostly of Silicon Dioxide.
Top Recommended Crystals: Pyrite, Black Tourmaline, Hematite, Smoky Quartz, or Sunstone Additional Crystal Recommendations: Sugilite or Citrine. Pyrite and Sunstone promote positive thinking. Black Tourmaline and Smoky Quartz transmute negative energy int