What Causes Pitting In Granite Countertops

Common household cleaning products can be a detriment to the professional finish atop granite countertops as can fruit and acidic juices vinegar wine coffee soda bleach and ammonia.

What causes pitting in granite countertops.

Granite adds a distinctive look in many places in the home when used as countertops backsplashes floors shower walls or mantels. All granite surfaces have pitting. Most uses warrant installing a smooth unscarred surface but natural stone does come with imperfections. Now pitting is when there is a tiny space that can form in between the deposits of mineral crystals within a natural stone.

There are 2 types of sealer. We just had new granite counters installed and my husband found what we think are 3 cracks around the sink. If you already have pits then yes. When my husband first contacted the granite place with th.

Butterfly green granite kitchen countertops. These are typically viewed at a lower angle and with a stronger backlight. They are visible and when we run our hand over them you can feel them in addition if you run your finger nail over them it catches. Small holes that leave a noticeable blemish in the granite.

Posted on 23 01 2014 24 12 2016 by affordable granite a perennial issue in our industry is the potential gap between customer expectation of the appearance of their worktops and the irregularities and surface textures that are intrinsic and normal characteristics of different. This can happen during polishing cooling or heating of the stone. Natural stone countertops like granite and marble often come with pits on the surface. What causes pitting fissuring on the surface of a granite worktop.

Giallo napoleone granite kitchen countertops. As the granite is extracted from the earth it is cut multiple times and any of these cuts can create faces where the various minerals in the stone are suddenly without the surrounding support that it naturally had. These small imperfections are the result of the stone s porous texture and sometimes they cannot be avoided. Some do seal the surface temporarily.

Even after tedious polishing and finishing some pitting still remains no matter what. The topical sealer coats the surface with a wax like. Some stones are more prone to pitting. But not too big a deal really.

Pitting in a granite counter top is not a common maintenance issue but it can happen. Using cutting boards and other food prep surfaces can go a long way toward protecting your countertops but etching occurs due to accidental spillage. The permanent is oil based and repels the absorption of most liquid s. A fissure is the same thing but more of a crack within the stone that occurs the same way.

Many however do not seal coat the surface. Perform the water test for sealing granite countertops to determine if your granite needs sealing. Pitting and fissures can be most visible where the natural stone receives more light such as a windowsill.