Metals are not captalized unless at the beginning of a sentence, for example, so the 'Nordic gold' is the correct term and all the listings showing 'Nordic Gold' should be modified. Sounds like a job for the Robot!
Just because you can't see it ... doesn't mean it isn't there - Anon.
Indeed a job for our robot
I put that on the list of autocorrections to add.
Sapientiae plerumque stultitia est comes.
Si c'est un grand plaisir d'être reconnu par ses amis, c'est peut-être encore plus flatteur d'être reconnu par ses adversaires.
Be yourself; everyone else is already taken.