The Quartz Grindstone is a block added by Applied Energistics 2. It is used to grind Certus Quartz Crystals, Nether Quartz, and Fluix Crystals into Certus Quartz Dust, Nether Quartz Dust, and Fluix Dust respectively. In order for it to function, a Wooden Crank, Iron Gear Box, or (if Thaumic Energistics is installed) Thaumium Gear Box must be ...