It is parkerized, its the 500 model 12g in the "green sportsman" type box. Right from the gun shop/factory. I will look at my box for it's model number and will show photos of wear in then next 48 hours.
SHTF vs TEOTWAWKI you ask? SHTF, just some crap on the ceiling and walls, TEOTWAWKI end of the world as we know it. Orignally made by 9mm/®™©