Metallic - A shiny look in the horse's body color. This is a reflective appearance seen in the correct lighting, similar to metal in the paint.
Metallic, dun, dorsal stripe, black brand on right flank
from Special Run #704304 Wee Trio (matte variation)
Metallic palomino, star
#1172 Southern Sunrise
Metallic palomino, stripe, gold and black ribbon