Although flooding is a common cause there are several other reasons this color change will occur.
Marble backsplash yellowing.
This oxidation process is accelerated when the tile is saturated as in the flood in the above example.
Marble backsplash yellowing right after grouting.
I set all the tile and sealed with a sealing sponge.
Mold can stain marble bathroom countertops floors etc.
Diy doing my first tile job.
After at least 48 hours i started to grout powdered unsanded with admixture.
Mother of pearl backsplash mosaic subway tile in natural white 10 pack 10 12 sq.
This process of oxidation is similar to the rusting of metal.
Except it wasn t beautiful anymore.
Mold is a common problem in many bathroom settings.
White marble tiles can remain for years without yellowing then over time may slowly turn yellow and in severe causes may turn completely brown.
Was cleaning the haze immediately after with warm water and a sponge.
As marble wears the highly polished surface begins to become scratched and worn.
The problem of yellowed white marble is not uncommon.
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.
A nasty nicotine yellow stain was licking its way up the marble starting at the stovetop and stretching all the way to the exhaust hood.