This necklace is made of an indigo gabbro tower wrapped in a copper wire cage and comes on a copper ball chain necklace that measures 20 inches in length. The copper balls are larger in size and measure 9mm. 
Copper Healing Properties: 
As a conductor of energy, when used with earthly crystals it intensifies, enhances and channels their properties. Copper is thought to assist the body with repairing tissues, oxygenating the blood, easing arthritis, strengthening the female reproductive system and increasing vitality.
Indigo Gabbro Healing Properties:
Indigo Gabbro instills strength, confidence and inner peace with its unique ability to keep us grounded while simultaneously opening up our Crown Chakra. A very protective stone, Indigo Gabbro has the ability to absorb, clear and transmute all harmful negative energy, including from sources of EMF.