If you don't want to install a large mods for the multiplication of ores or If you want to learn just vanilla but do not want to lose the resources that my mod for you. Simple Grinder Mod 1.11, 1.10.2, 1.9.4 adds only 1 block that will allow you to multiply the ore. Grinder works on any combustible fuel.

Download Simple Grinder Mod 1.11, 1.10.2, 1.9.4

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