In order to remove a stain you need to ensure that it is indeed a stain and not damage to the stone.
White spots on granite countertop.
But one thing about granite countertops is that if they are not sealed with a quality granite countertop sealer they become prone to staining.
They appear under the drain board and coffee maker so heat and moisture must be contributing factors.
Stains could come from anything like rust water chemicals oil paint or even ink.
Start by determining the source of the stain.
Although they can be used in small amounts to help remove stains you should not apply just rubbing alcohol or hydrogen peroxide to your countertop in an attempt to remove stains.
So far we ve tried bleach baking soda white vinegar rust remover solution general cleansers and paint thinner to no avail.
Many cases of granite discolorations are simple stains that are easy to remove.
Granite is a relatively durable natural stone especially when sealed.
Black or dark colored granite can develop a.
The porous granite soaks colors and dyes often resulting in stains after lots of use or exposure to some fluids or objects such as oil based cosmetics food colored drinks and metal objects.
And of course more lightly colored granite is more likely to show stains than darker colors so if you have a white or other pale colored granite countertop it s important to be extra vigilant.
Removing stains from granite countertops can be both a challenge and a puzzle at the same time.
Gentle solvents like paint thinner or harsher solvents like denatured alcohol acetone and nail polish removers often work on the toughest stains including ink photo 2 these solvents are flammable and give off nasty fumes so the best way to use them is to apply a small amount to a soft rag or cotton ball.
Granite is a durable attractive stone that is commonly used to make kitchen and bathroom sinks.
White cloudy marks are usually a sign of etching which is caused by contact with acidic substances on calcite based stones like marble travertine and limestone but not granite.
Even a completely sealed granite countertop can stain if a spill is left to sit for long enough.
How to clean it.
Most stains can be handled with a warm soapy water rinse if a heavier stain does occur like an oil stain angie s list cleaning expert amanda bell suggests applying a baking soda paste which draws out the oil covering with plastic wrap then letting it sit overnight.
Rub off stains with nail polish remover.
It s as if the stain is coming from below the counter and is impervious to all attempts to.
Hence a granite countertop does not soak up as much spills or oils as other countertops do.
How to get the white haze off of your granite sink.