So i m assuming that the nail polish remover etched the marble unless there is some type of nail polish remover product that contains a colored dye that could stain.
Acetone on marble floors.
Nail polish remover is usually acetone which does not damage or stain marble and some other products which can damage marble.
Found in most nail polish removers acetone has similar cleaning properties to hydrogen peroxide but with the added bonus that it doesn t discolor dark marble.
Light brown to yellow in color.
For most organic food stains the marble institute recommends cleaning with a solution of 12 hydrogen peroxide and a few drops of ammonia.
If you discover a stain on your black marble clean it with a cotton ball dipped in acetone.
Be sure to wipe the area with a clean damp cloth afterward.
Organic stains are typically noticed once the item that makes the stain.
Most household messes on marble are cleaned up with water and a mild detergent but different types of stains may require specific types of cleansers including acetone.
Examples include milk peanut butter or hand lotions.
They can be removed with a marble poultice made with acetone or mineral spirits.
Since darker marble is denser than its lighter counterpart it tends to be more stain resistant too.
If you spilled anything oil based like a vinaigrette.