If a spill occurs, immediately blot to sop up the liquid (don't wipe, which spreads it). Then flush the area with water and mild soap, followed by a gentle, dry wipe. If the stain persists, Graves advises to call in a stone care professional to assess the problem. 4. How to Remove Stains from Butcher Block Countertops. There are several ways to remove rust stains from Formica countertops: Using warm water and a mild detergent. Using a paste made from borax and lemon juice. Using a paste made from white vinegar and lemon juice. Pouring alcohol on the surface. Wiping the surface with a soft cloth dipped in white vinegar.