Barringer 2 Light Wall Sconce In Aged Bronze And Tan Mica Shade by ELK 15030/2 Indoor Lighting . The Barringer Collection emulates simplicity of form and clean lines inspired by the mission period. This was a time for craftsmen to purify over-excessive ornamentation revealing the forms that lie beneath. The warmth of tan mica shades and an aged bronze finish adds to its character.