What Type Of Milling Is Used For Quartz
What Type Of Milling Is Used For Quartz Millstone Wikipedia The type of stone most suitable for making millstones is a siliceous rock called burrstone (or buhrstone), an open-textured, porous but tough, fine-grained sandstone, or a silicified, fossiliferous limestone.In some sandstones, the cement is calcareous..