A simple test of this is to let the lid off the mastic container for a few days or look at the mastic trowel the next day.
Why dis marble turn darker.
Over time we are getting some marble staining on the tiles that are most exposed to the water.
I tried peroxide 40 and it didn t work at all.
This stone comes in a wide variety of colors and styles some of which are light in color.
I think my darkening is from oil from cooking.
Granite is a natural stone that is used as counter and vanity tops in many kitchens and bathrooms.
Josh that is how long it takes the thinset to fully cure.
Why does it happen.
The porous surface of stone allows water to cling to it and absorb darkening the appearance.
The solution to remove stains from granite we have finally developed a granite poultice which removes deeply embedded stains and discoloration from kitchen granite countertops and islands.
The cooktop area gets less sun than the lighter area on my cooktop.
If anything the marble will get darker as time goes on and the mastic continues to cure.
Does not stain easy.
If it does turn white again and you seal it you are still going to have water penetrate the marble along all the edges through the grout.
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.
Around the cooktop is really dark but the other part of the island isn t dark.
Water will not stain and unless there is a bad install or grout cracks any water that does.
Causes and cures and why we recommend white or very light marble never be used in a shower sitting in my office one morning i received a call from a very upset home builder.
I don t really see how it will get any better.
No two granites are exactly alike which means that some stones may be more likely to darken on contact with water.
I have never seen white marble turn that grey from water before though.
They impregnate the marble in order to do its job of bonding things together.
Thus the commonly stated but completely incorrect myth that marble stains easy.
He told me he was building a two million dollar home and had installed nearly 3500 square feet of a white statuary marble tile.
Most mastics turn brown over time when exposed to air.
Some of the staining where the tiles are darker i assume is just the result of water penetrating the surface of the marble and indeed it does fade to some extent when the shower isn t used for a day or so.
With the variation of the.
Why does white marble turn yellow.
Available in a variety of colors and shades marble can be treated with a special coating that enhances the natural beauty of the stone by turning it a few shades darker and producing a permanent.
It etches easily which people confuse with staining.
Hi two years ago we had a honed carrara marble tile shower installed.