Diagram: Nickel ore
The Witcher 3 Remastered Crafting Diagram

Diagram: Nickel ore is a crafting diagram in The Witcher 3 Remastered, added in the Blood and Wine expansion. It makes Nickel ore. An Amateur craftsman or better forges it for 20 crowns.

It takes 5 Hunk of nickel. The crafting diagram itself has a base price of 4 crowns.