Amethyst crystal heart representing clarity, intuition, protection, cleansing, dreamwork.
 
Amethyst can attract spiritual energies. Connecting with our Higher nature is the first step toward empowerment.  Amethyst is a good stone to promote serene dreams and is a highly cleansing stone, moving energetic debris and allowing the chakra energy to flow.
 
Other heart crystal options available:
 
Rose Quartz
Peridot
Red Jasper