These are phenolic amber made in Europe on the early used as trading beads by the Berber tribe of Africa.
High Performance SG-PLUS Line for premium performance on special applications and materials Special radial edge shape is designed for fast, comfortable grinding
Laminate Wall Covering/Interior Decoration/Phenolic Resin Wall Panel
Wesco Phenolic Resin Wheel - The Phenolic Resin Wheel has a thermoplastic polymer construction similar to Polyolefin. They are generally used as caster wheels on multi-wheeled hand.
Strand of African Amber Phenolic Resin Beads Mauretania Mali.