it was no cleverness on my part to make -- or recognize -- batts of wool that looked like copper with patina on it. it was the cleverness of the person from whom i purchased the batts. and i can no longer, darn it, remember the name of the farm.
but i have been spinning these singles with a few very specific projects in mind. and i have been felting this yarn. the difference is perhaps not so obvious initially. here, you see unfelted yarn stretched over my kitchen counter, and next to it, the felted skein, upclose: