I included these in an earlier post, asking for input on what they may be, but only got one person's thoughts. So, I'll try this venue. I know it's marcasite so these may be history in 5 years or so (I'll attempt to "save" them), but still..... I thought these may be burrows because I found several similar pieces in the same area and they all look very similar. These two pieces each have a stem like appearance to them. I don't figure the "blob" at the end of the one is anything in parti