To smelt Quartz, equip it and activate the [[furnace]] while there is [[Coal]] in your inventory, the same as ore. One unit of Coal is required for each smelting operation, regardless of the material or duration.
+
To smelt Quartz, equip it and activate the [[furnace]] while there is [[Coal]] in inventory. One unit of Coal is required for each smelting operation, regardless of the material or duration.