2" 
 
Mahogany Obsidian is  often used to remove energy blockages, including psychic cords, that sap one's  inner strength. It is also used for protection from psychic attacks by those who wish to harm one or those who might inadvertently do so. It is said to strengthen the aura, further protecting the person.
 
Please see our Crystal Lore Section for more info on this amazing stone!