On my ATC trading site which is lots of fun and slightly addictive, I signed up for a graphite trade. Here's what I sent, (four cards by the way because you always send an extra card as a gift to the gracious hostess of the swap) I am slightly obsessed with Mayans:
and here are the three amazing little cards I received in return:
It was a really gratifying trade. I think I might do more graphite cards in future trades. They're really stunning.