Not all appaloosas are varnish roans. A good majority of them are, but not ALL.
Nokota I wouldn't consider that horse you linked to be a snowflake.
Edited... Trying to figure out how to get Photobucket to link to the forum... it's having a tantrum. Stay tuned, will have a slideshow up shortly.
And that link you put up, makes me wonder if the appy I had really was few sopt, or if possibly a varnish roan