Aug 14, 2015· How to Mine in 7 Days to Die. Mining is one of the most important aspects in 7 Days to Die. It yields materials needed in making bullets, explosives and even traps. ... Following the pattern, place the Iron ingot in each box. ... Tin Land Mine: You need 1 Scrap Metal, 1 Gunpowder, and 1 Candy Tin Can. To craft, just place the three materials in ...