“The only source I have for it right now is almost prohibitively expensive, but I’ve read that it can be made by dragons in a thaumaturgical process.” “A what now? And what’s strahlendstone?” I asked. “The Anglish don’t call it thaumaturgy, I don’t think,” Niquiat said. “They call it witskraft. Anyway, it’s the thing you do to shape a dragon’s breath and make things out of other things, you know?”