We do not recommend taking your finger nail and scratching at the spot.
Clean marble 0000 steel wool.
Cleaning tips for other natural stone.
If it begins to go away then it s a water spot.
Buff out water spots with a dry 0000 rated steel wool pad.
You can remove water stains by carefully buffing them out with steel wool.
The finest wool i have is 00 not the 0000 he recommended but it worked great.
Do not use the steel wool wet.
Use 0000 or finer steel wool to remove dried water spots smudges hazy areas and for general cleaning to bring out the shine.
Make sure the steel wool is dry and only use wool with a rating of 0000.
To avoid water spots and rings from occurring you should make sure to use coasters or trivets when setting anything down on a marble countertop.
Think like the marble.
Never use vinegar or acidic cleaning products on marble.
For water spots light scratches and nicks try buffing your marble with dry 0000 steel.
How to maintain and clean a marble surface.
It took the build up right off with very little elbow grease.
Buff out water stains with 0000 rated steel wool.
The marble institute of america recommends the use of steel wool to remove water spots.
How to remove water spots or rings.
Bmw i saw ryan s comment about the steel wool and tried it for removing hard water build up from our shiny black tile and the honed seagrass limestone in the shower.
Paper towels soft cloths mild dish soap distilled water.
If these steps don t help use some steel wool 0000 and gently buff the top of the mark.
That same pad may do the trick for smaller scratches and nicks.
The acid will etch and dull the finish.
Removing water spots and rings from marble countertops.