Overworld Quartz Ore

This mod adds quartz ore to the overworld.

Adds 2 variants of ore: 

Deepslate quarz ore and normal stone quarz ore.

Stone:

Deepslate:

Gen:

        Stone quartz ore        - y 0 - y 64

        Deepslate quartz ore - y 8 - y -40

        Smelting? = true

        Xp?           = 4xp 

        Drop?       = 1 quartz