How to Grind Down a Quartz Counter | Hunker
WEBStep 2. Clean the quartz countertops with a damp rag followed by a dry rag to remove all excess particles created by sanding. Buff the countertops with a polishing pad and stone polish. Be sure to choose a stone polish for use with quartz and follow the instructions on the product's label. The quartz surface should now be nice and smooth.