How to remove Stains from Marble
Marble is a beautiful stone. Its the best choice for flooring, furniture, tabletop & counter tops. Due to porous nature of this stone, it can be easily stained. Marble stone require extra care to maintain the beauty. Marble stones are sensitive to acidic liquids like juice, vinegar. You Need to clean the marble whenever these kind of acidic liquid fall on marble floors. Read here to know more about stain removal process from marble floors.
Source: http://www.ehow.com/how_2063707_remove-stain-from-marble.html