It will if the energy from solar can be used to produce all the solar and battery and such that we use in the process. The mining, the smelting, the shipping around, everything. As far as I know we are not very close to that yet but one thing that got me very hopeful was an eletric smelter which I was not sure if it was going to be feasible. I have not heard of thos titanic minining rigs running on electric yet though.