Art. 5210 - 10mm Green Turmaline AB (1)

I can't find any information about this art. number on the internet at the moment. It is a cross between a round and a bicone. It has pointy ends, but more facets than a bicone, less facets than a round. A truly amazing bead! Also available at Bead Shack in 8mm size.

The packaging indicates that the beads were manufactured between 1970 to 1980.