This listing is for a Rutilated Black and a tiny bit of Copper Quartz Copper Wire Wrapped Pendant. This item comes with a black nylon adjustable cord.  Other necklace types are available for an Upgrade. 
Rutilated Black Quartz is known to help deep emotional pain and sadness. It helps you get rid of dark energies as well. Helps brain function too. It supports the Root Chakra.
Rutilated Copper Quartz is known to Blocks Negative Energy, promotes feelings of Courage, Vitality, Confidence and Decisiveness . It supports the Sacral, Solar Plexus and Crown Chakras.