Repair costs of Superior Bases

Is there a guide I can look at to see what the cost of a superior item is to repair?

Not a guide but this post can give you an ideal:
https://www.reddit.com/r/Diablo/comment ... nigmas_in/

oh wow ok good to know ty for the example

Just use

Ral (armor) and

Ort (weapons) to repair sup bases and save tons of money... I guess at a certain point gold is easy to get but so are low runes