Rare Trapiche formation Amethyst Sterling Silver Pendant. 
The formation of this gemsone is called "Trapiche-Like" and refers to the zoning of colours within the stone. It is set into Sterling Silver and measures  40mm x 20mm including the bail.
Trapiche Amethyst is said to strengthen the endocrine and immune systems.  Due to the unique crystal formation it is said to enhance brain activity, increase concentration and energize the wearer.  It can enhance psychic abilities and is excellent for use when meditating.