Carnelian gemstone earrings handmade with 8mm round carnelian beads and 2mm natural Portuguese cork. Nickel free. Metal is silver plated zinc. Hang length: 2″ SKU: E52 The Bark of the Cork Oak Tree The cork tree is in the family of oak trees. There are over 600 species of the genus Quercus oak. The dead outer layer of bark of the cork oak tree or Quercus (oak) suber (cork) is amazing and remarkable. It is remarkable because the bark is unique throughout the plant kingdom. The tree is not killed by the harvest. The harvest does not damage the tree. The harvesting of the bark from the tree allows new bark to grow in its place. Each tree is a renewable source of raw material. In fact, each piece of cork bark is unique.
