Unfortunately rust stains are the most difficult of stains to remove from marble.
Remove stains and polish cultured marble.
And you ll have to cover that spot with high gloss finish and match the sheen to the rest of the sink.
Instead use a soft cloth and liquid based stain removers such as vinegar or a mild soap and water to treat many kinds of stains.
Removing stains from cultured marble.
You can either use regular marble cleaner or try removing the stain using grade 0000 steel wool.
Below are two stain removal methods.
You can wet stand the stain on that cultured marble sink sure but then you ll remove the finish and end up with a bare spot.
Cultured marble is a beautiful material but one that requires special care to keep it in good condition.
Cultured marble a mix of marble powder and a polyester resin requires a gentle touch when it comes to cleaning.
Drape the wet rag on top of stains or buildup.
Avoid using abrasives which may damage the surface.
If you need to clean hairspray or some other sticky substance from cultured marble use denatured alcohol.
One for removing mineral deposits and the other for removing general stains.
Removing ink stains using isopropyl alcohol.
Place the vinegar dampened rag over the buildup or stain on your cultured marble.
Make sure the rag is flat against the stain and the wet parts of the rag touch it.
Water stains can be easily removed from marble.