Minecraft Extractination Mod [1.7.2/1.6.4]

Extractination – this is a mod about transformation unnecessary recources to more necessary.
For extractinate cobblestone, gravel and netherrack to ores(and other usefull things), you need:
Ore Extractinator Casing x8;
Cobblestone/Gravel/Netherrack/Endstone Ore extractinator x1;

You must...
Minecraft Extractination Mod [1.7.2/1.6.4] - http://www.8minecraft.com/extractination-mod/