If you have a stubborn stain that is unresponsive to traditional stain removal methods, such as poulticing, just head down to your local beauty supply store.
Question: I have a water ring where a plant was sitting on my hearthstone, which I believe is limestone. Is there any way to remove it? I appreciate your help. Great question. Simply put, the water ring you see is either a stain or an etch... or a combination thereof.
If you've done any homework at all on how to properly care for your natural stone, one of the first things you probably learned was that certain types of stone (marble, limestone, onyx, among others) are susceptible to damage from acidic substances.