If these deposits are exposed to water they can rust and leach through to the surface causing the yellow brown stains.
Carrara marble water stains.
Remove more difficult stains and water spots with a thick paste of baking soda and water.
Marble is not very absorbent so it does not stain easily.
In situations where the carrara marble is constantly exposed to water the water can absorb and oxidize the iron so it rusts.
Vinegar ammonia hydrogen peroxide lemon orange or other citrus cleaners cleaners that are acidic.
Don t use soap as it is fat based and can cause the stone to darken.
Combine the required solvent with water or baking soda.
A yellow brownish stain has begun to appear on the marble bench slab.
It started out faint has gotten brighter and appears to be growing.
How do you make a marble poultice.
You can use a cleaner specifically meant for marble or store bought detergent.
As the water evaporates it moves to the surface carrying the rust with it creating a rust stain.
A marble stain is when a substance is absorbed into the pores of the marble.
When water is cyclically applied to carrara marble the water will penetrate the marble surface time and time again.
Iron deposits that are embedded in white marble tile especially carrara marble are typically the cause of this type of stain.
Rust stains are yellow brown stains.
The process of making a marble poultice is very important considering that most of the stains can be removed.
Rub the paste into the stain with a soft cloth.
Rust stains carrara marble contains little bits of iron.
Over time the water will begin to rust the metallic deposits inside the stone and create a yellowish stain inside the stone.
Cover the area with plastic wrap for 24 hours.
So closed in fact that marble often cannot absorb even a sealer stay tuned for my marble sealing post.