Sometimes, that gel was stuck in bones or bits of wood that had already started to fossilize, so the silica trapped in there formed opals in the shape of those organic structures.
" There was a cast of a dinosaur bone and you can scan the QR code on the computers and it will tell you all about where it was found and all sorts of stuff about it, " he said.
It's more to do with recipes that look at specific needs, like including ingredients that will help build up your bones and make them stronger, that sort of thing.