October 24, 2022
If you are trying to determine if what you're looking at is real marble, check for scratches or wear. If you scratch a knife across an area on the underside of the stone or in an area that will not be seen and you don't see much damage, then the stone is likely man-made marble or granite.
If you see scratches or signs of wear on the surface of your stone, you are looking at real marble. If you scratch a knife across an inconspicuous area or on the underside of the slab and it shows little or no damage, you are looking at the more durable granite or manufactured stone.