There must be Bronze Age settlements near me because I scoop up plenty of pieces that look like that with the backhoe when I’m replacing septic leach fields.
My great grandmother would go to that part of the desert where the Petrified Forest is now and pick up pieces of wood that had petrified.
But I don’t think I could make myself pick up a piece of petrified poop.
On the other hand, if you could overcome queasiness you could say you actually polished a turd.
Take one to a party, impress women, go on TV, etc. “Watch very carefully as I pull this out of the air—a rock hard piece of dinosaurs excrement! Now, I take this Turtle Wax and ....