049be8fe___Fire_Mountain_Gems_and_Beads__2
[0] Galvanized [1] Metal plating on the surface of beads--often silver [3] Not highly durable, care is required for use [4] Not highly durable, care is required for use [2] 
Some issues with durability by individual use
Chart - Seed Bead Finishes and Treatment Durability - Fire Mountain Gems and Beads
2