Polishing marble (an idiot's guide) | Horan Fine Arts
· I have a white marble statue that's been in the front yard for years. I would love to clean it up a bit but not sure how. Any suggestions would be appreciate. Lisa. Reply. Horan Fine Arts April 26th, 2017 at 20:13 . Get some Baking soda, water, a nail or grout brush, and clear carnauba wax (used for floors) Make a paste, and cover the exposed stone with it. Just smear .