Rose quartz purify and opens the heart at all levels to promote love, friendship, deep inner healing and feelings of peace.
It is said to be calming and reassuring & known to help comfort in times of grief. Rose Quartz dispels negativity and protects against environmental pollution, replacing it with loving vibes. 
Associated with the heart chakra it is known to help aid with the physical heart and circulatory system, releasing impurities from body fluids. 
Size- medium & lightweight.