Amethyst & Pyrite
 
Locality: Akwana deposit, Logo, Benue, Nigeria
 
Size: 73 mm x 51 mm
 
A beautiful specimen from this rarely seen locality. Lustrous dark purple Amethyst crystals with Pyrite on the faces and included in the Amethyst.
 
Amethyst is a beautiful violet to purple variety of Quartz. It is said to have formed when iron impurities in the Quartz was exposed to gamma irradiation.