Vtg Antique? Beaded Necklace Lot Opera Length Strand Green Blue 47" 56" Long

Vintage Maybe Antique Opera Length Long Strand Beaded Necklace Lot Green Blue. The beads feel like plastic on the blue the green I am not sure? The spacer beads on the green necklace are goldtone as well as the clasp. The shorter one is 47", the longer one is 56".