This is some information about Metallurgy Mod 1.7.2/1.6.4/1.6.2/1.5.2 that you need to know before installing

What is Metallurgy?

Metallurgy 2 is a vast enhancement to the basic mining system, adding well over 48+ new metals (based on which submods you use). Our goal is to create a balanced atmosphere for players to explore and enjoy mining. Metallurgy 2 is also modular, configurable, and entirely tailoring for the player’s experience. ...

View more and Download here : List of minecraft mods 1.7.2/1.6.4