Obsidian, Black (Apache Tears) called the Mirror Stone it reflects one’s personal shortcomings such that they can come to the conscious to be dealt with, then let go of. The most well know of the different colors is Apache Tears a black obsidian. Obsidian can help protect against the negativity of others and has a grounding influence helping one to stay focused in the moment.
Moonstone~ It is a stone of balancing, introspective, reflective and lunar. It is capable of helping one with the changing structures of ones life on the physical, emotional, mental and spiritual levels. The energy relates to "new beginnings", allowing one to realize that these "new beginnings" are, in actuality, the fruition of each "end". From Love is in the Earth by Melody.
Smoky quartz is an excellent stone for removing negativity of any kind and transforming them to positive energy. Very protective and grounding stone. Brings physical and mental protection and protection from negative energy. It enhances survival instincts, and can help one reach personal goals.