Bar keepers friend is a brand of mass produced cleaning agents.
Bar keepers friend marble.
Someone suggested using barkeeper s friend to clean marble but i d be wary of using it as one of its main ingredients is oxalic acid.
Does this mean if you use an acidic cleanser that your marble surface will immediately crumble away into a pile marble dust.
Specially formulated to clean without etching or marring surfaces.
We use it religiously to keep our bright white countertops at the studio clean.
Marble is a soft stone and acids like bkf actually dissolve the stone.
Bar keepers friend granite stone cleaner polish is specially formulated for use on smooth polished stone including granite marble and quartz.
Its ph balanced formula won t scratch or mar stone finishes and it s gentle enough to use every day.
As i noted in the question above bar keepers friend is not recommended for use on marble or cultured marble.
Use bar keepers friend granite stone cleaner polish on stone granite and marble countertops vanities polished stone fireplace surrounds and sealed stone lawn ornaments.
The canned product s primary active ingredient is oxalic acid.
Use bar keepers friend to remove scuffs and marks from your countertops.
Nothing else works quite as well to keep them shiny clean and mark free.
How to use bkf granite stone cleaner polish.
It s a strong enough acid to etch the marble i should think.
It was invented by a chemist in indianapolis indiana where it continues to be manufactured by servaas laboratories.
The original canned scouring powder product has been manufactured and sold since 1882.
Bar keepers friend granite stone cleaner polish 25 4 oz granite cleaner for use on natural manufactured polished stone quartz silestone soapstone marble countertop cleaner polish safe for use on natural and manufactured stone.
Removes grime and restores shine.
Bar keepers friend has various cleaning uses.
Good luck and please let me know if you find a good solution.
Spray directly onto granite or stone surface.
You could also try my bar keepers friend that i mentioned in the post and do consider resealing the marble the sealer will fill in the fine scratches and they won t be so stark white and as noticeable.
At this point i decided the marble was already shot so i couldn t do much worse.
Wipe clean using a soft clean dry cloth or paper towel wiping in a circular motion.