“The corrupted part is all gray and then I paint over it again with smooth, colored urethane, but because the corrupted part is still reactive it makes these other bubbles. It looks kind of like a ceramic glaze, like Adam Silverman’s for Heath. It makes me wonder what he does.” Above is a completed geode. "I build them up layer after layer, and I totally forget what I’ve put in. Every time I open one it’s a total surprise."