You can order trinitite from United Nuclear. I stuck some in an HPGe and was able to learn some interesting things: https://www.hscott.net/analyzing-trinitite-a

You can order trinitite from United Nuclear. I stuck some in an HPGe and was able to learn some interesting things: https://www.hscott.net/analyzing-trinitite-a-radioactive-piece-of-nuclear-history/ https://www.hscott.net/analyzing-trinitite-a-radioactive-pie...