They remind me of pink beads I bought from Hands of the Hills in the early 1990s. Steve mentioned importing beads from a factory in Boshan.

I've often wondered why lampworkers from Europe haven't produced this beautiful swirled tourmaline pink glass - it seems to come only from China. Perhaps a Chinese glass factory developed the recipe 'way back when Cixi was in love with tourmaline from the California mines? Likely more my overactive imagination, but I continue to wonder...