Eggs - Obsidian Black
Black obsidian is a glass-like rock that forms from volcanic lava cooling quickly. ... One of the most popular uses of black obsidian is to create a shield of protection to ward off negative or harmful energies. Wearing black obsidian or carrying it with you can help to absorb negativity that you may encounter.
The egg shape can be used to help shield, heal or strengthen the aura. Crystal Eggs channel the energies of renewal, personal transformation and support new beginnings. Small Eggs could be carried but may be a bit fragile.