They are not an absorbed stain but rather the result of a chemical reaction called etching.
Water rings on white marble.
Lots of etches so all those light colored stains that look like water spots or water rings are actually marks of corrosion etches created by some chemically active liquid mostly but not limited to acids which had a chance to come in contact with your marble.
The slightest delay in removing a sweaty glass from a marble countertop can result in serious glass rings if you love the look of marble and enjoy it in your home then it is highly likely that you also get the dubious pleasure of enjoying this stone s susceptibility to water marks.
Add enough mb 11 polishing powder to cover the stain.
Buff hard water accumulations using.
And then also random spots and glass rings where water evaporated leaving the minerals behind.
These stains can be the result of a water glass that was left on a marble countertop for too long or from hard water buildup around sinks and showers.
Marble travertine limestone and any calcitic stone too is sensitive and reactive with certain types of foods products and chemicals which can damage the surface finish leaving dull and or lighter colored whitish spot often described as a water spot water stain glass ring or ghost stain.
Marble tables are highly susceptible to water rings and water marks.
Clear light colored or white spots rings or dull spots on marble are etch marks 95 of the time but a similar looking mark can occur with hard water.
Above the etch mark wipe the surface clean of any grit of dirt.
Dry with a soft cloth.
First i can appreciate your love of the look of marble but it s unfortunate that you were not warned that you would have this problem with marble in the kitchen.
Rub the paste into the stain with a soft cloth.
Difficult stains remove more difficult stains and water spots with a thick paste of baking soda and water.
Rinse the paste away with clear water.
When the water evaporates it leaves behind calcium and magnesium which form an unsightly stain on your marble.
Lemon juice damage is the worst.
Add the polishing powder.
However in such cases the water is usually very hard and you d get noticeable build up dull whitish crusty around the sink and faucet primarily.
Mold can stain marble bathroom countertops floors etc.
Cover the area with plastic wrap for 24 hours.
Mold is a common problem in many bathroom settings.
When a glass is set down on a marble table condensation can drip down the outside of the glass and create a pool of water.
How to get etch marks out of your stone.
Marble countertops and other surfaces are no stranger to ink stains.