Be careful that she's not sensitive to the metal. A lot of metal items contain nickel or tin that can cause an allergy-like reaction called contact dermatitis if left in contact with the skin for a long time.
Some people are more sensitive to it than others so maybe it will be fine, but I sure wouldn't want a surprise in my underwear
I haven't tried those mods but hopefully they buff the conversion rates. Historically, magic to RF has been a terrible deal in my experience.
In my own world I got around this by using cross-mod shenanigans to dupe diamonds, then burned the diamonds for fuel. That seemed sufficiently magical for my headcanon