Black Onyx, Deltahedrons, 8mm on 14" Strand

Black onyx what? I know, I had to consult Wikipedia on this one... In case you aren't a math major, a deltahedron is a shape whose facets are all equal sided triangles, and that's what we've got here, in shiny black onyx. Deltahedrons have additional individual names based on how many triangles they have on their surface, but I got dizzy trying to count so I'll leave that to you Suffice it to say that is a very unusual and very attractive strand of shiny black  beads that will make some really great earrings, and or necklaces And there's only one available