Chocolate Calcite has a grounding effect that helps stabilize negative emotions . Chocolate calcite is nurturing like a mother.  It helps boost memory and concentration and helps to learn new things.  Chocolate calcite opens and balances the root chakra.  If you are stuck in fearful thinking try carrying a chocolate calcite to help you feel nurtured and supported to open your heart to love based thinking.
 
The crystal heart shape is used to show emotion or affection.  Love for self, love for others.  Carry a heart shape crystal for self care.  Give a heart shape stone to someone to show you are invested in their well being.