Black rose quartz has the same healing properties as regular rose quartz but it also includes very grounding and protective energy. 
 
Chakra: Heart
 
Love, Friendship, Trust
 
Emotional Uses
Self-love
Love of others
Peace
Helps with forgiveness
Strength to trust again
Calms anger, jealousy, resentment
Attracts love and friendships
Spiritual connection and protection
Coping with grief
Promotes reflection
Acceptance of self an others
Compassion and empathy
Physical Uses
Heart problems
Alzheimer’s  
Dementia
Menstrual Cramps
Bruises
Cuts
Pain relief