Falun red
Falun red or Falu red ( FAH-loo; Swedish: falu rödfärg, pronounced [ˈfɑ̂ːlɵ ˈrø̂ː(d)færj]) is a red iron oxide pigment obtained as a byproduct of the Falun copper mine. It is traditionally used as a pigment in flour-based paint applied to exterior wood surfaces in Sweden, Finland, and Norway.