In the bathroom they were probably caused by cosmetics made.
What causes granite to darken.
To tell if it s time to re seal your granite countertops perform a safe and simple water test.
Many cases of granite discolorations are simple stains that are easy to remove.
All of our products are safe to use on granite marble travertine and all other types of natural stone.
Our granite poultice is highly effective at removing stains from granite.
Granite is made up of quartz and feldspar and many other minerals.
All stones are different and some are more likely to darken upon contact with liquids than others.
When a well sealed stone stops beading water off of the surface and begins to darken it is time to reseal the stone.
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.
Sealers do break down over time particularly if they have been in contact with acids or some cleaners.
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Even if your granite seems extremely smooth to the touch it is a natural substance and on a microscopic level it is uneven and full of holes.
To determine the methods that should be used to fix the discolored spot it s recommended to consider the possible causes.
I don t understand what you mean by mold.
The product usually takes about 24 hours to fully remove stains from granite depending upon the age depth and severity of the granite s discoloration and staining.
Start by determining the source of the stain.
Here s a breakdown of what that color change means and what you should do about it.
This causes water and other liquids to remain on the surface of the granite rather than seeping inside of it.
I found a website that says the artificial light can darken a granite counter top it wasn t sunlight.
There are two ways to approach this problem.
Granite on the kitchen floor or countertops is more likely to have been stained by organic substance used in meal preparation.
Like other people say everyone tells me i m crazy.
Follow these do it yourself instructions below.
Causes of granite discoloration.
How to use granite poultice remove stains discoloration.
Sprinkle a few drops of water on your countertop.
If you move a long standing object from your granite countertop and discover a difference in color it is usually caused by the countertop darkening over time due to light exposure.
If the water beads up then your seal is probably going strong.
This is more common to calcite based.
If you d like to learn more about maintaining your granite countertops reach out to the stone care experts at granite gold.
Why does it happen.
Granite isn t a particularly porous stone but like all natural stone surfaces it does let liquid in if it isn t properly sealed.