There is a neutral based cleaner by aqua mix called nanoscrub that can be purchased at home depot that claims it cleans most coatings over marble safely.
Grout cleaner for polished marble.
All you need to do is spray and wipe.
Marble floor tile grout cleaner the marble granite floor tile cleaner is a concentrated no rinse formula.
Sheiner s stone and tile cleaner 1 gallon heavy duty floor cleaner for grout laminate natural stone marble granite polished concrete and travertine surfaces 3 8 out of 5 stars 64 26 17 26.
Whether you re seeking a top quality marble cleaner an easy to apply granite polish or a grout sealer to protect your tile we offer a wide range of natural stone and grout care products that will help you save hundreds of dollars on your home improvement projects.
From fingerprints and grease to oil and cooking messes it can wipe out all.
It attacks grease oil and soap deposits with a vengeance.
However mildly alkaline cleaners can be used for both materials.
As it has a balanced ph formula there s no harm if it comes in contact with food items by mistake.
The acid free formula is safe for ceramic marble and porcelain tiles.
The heavy duty version is used for cleaning marble grout and floors with built up dirt and grime.
I would try that first.
Avoid getting the baking soda on the marble or brushing.
It is important to find ingredients that will clean effectively yet be mild enough to cause no damage to either surface.
However it contains 10 phosphoric acid in its formulation which will etch marble and limestone.
From black diamond this grout cleaner promises to clean even the grimiest grout and customers say it delivers on that promise.
If all else fails you can have a qualified professional stone restoration company refinish the marble surface to look like new.
Acidic cleaners damage marble as well as grout so stay away from those.
There is no better grout cleaner for ceramic porcelain and other man made tiles than our grout guard restorer.
It offers easy usage.
Scrub the grout between the marble tiles with the toothbrush.
Both marble and grout are easy surfaces to clean when you apply the proper cleaning routine.