Obsidian protects the wearers from hosstility,negativity,psychic "vampire"and spiritual entities that do not belong.It offers releease from tension and enable one to move foreward in his /her life,with a more promising outlook.
Purple fluorite enhances intuition and brings order out of chaos.
Like all fluorite ,keeps you on track and focused on the jo at hand,wether it is work-related or studying for exams.Keep it with you if you find your mind wandering .It can gently encourage struggling students,especially those with learning disabilities,as it assimilates new information and provides for quick thinking.