What Causes Fissures In Granite

Cracks in granite countertops are a risk during install and often during sink cut out.

What causes fissures in granite.

It feels gritty and you can see fissures and pits. This can happen during polishing cooling or heating of the stone. Kitchen sinks have to be carefully purchased because replacing the sink installed in between the granite countertop will prove expensive as it will require the removal of the entire granite slab. By deborah marietta ny question.

Hi we had granite countertops installed a couple weeks back. The granite wholesaler insists the break wasn t caused by a fissure or defect and home depot insists they installed it correctly. A fissure in a slab of granite is a natural cleft in the rock caused by god or nature. Giallo napoleone granite kitchen countertops now pitting is when there is a tiny space that can form in between the deposits of mineral crystals within a natural stone.

The surface looks spotty with areas of high shine and low shine. A fissure is the same thing but more of a crack within the stone that occurs the same way. Causes of cracks in granite cracks in natural stone are somewhat common to a degree. No one can explain why this countertop would break like this none of them will stand by their work or take ownership for a defect in the granite or a faulty installation.

When a lot of weight is placed on the counter over a long period of time the cracks within the countertop can run to the surface and create a crack. Natural granite fissures granite is known to have natural fissure cracks which can eventually turn into actual cracks in your granite that you don t really have to worry about unless it is in an affected area as mentioned above. Natural fissures within the granite can actually weaken the countertop according to synmar. When any natural stone is polished pitting and fissuring will inevitably occur.

A crack is created by accident usually as a granite slab is being polished or transported to a different location. Fissures are not caused by these same conditions because they take on these characteristics as they are developing underground. Although if a crack is not full thickness and there is no lip and the granite countertop is properly supported it may never be an issue. Granite can crack from the following reasons.

When the stones form underground a gap may develop in the material for any number of reasons and this gap presents as a fissure when the slabs are mined from the ground. Also due to the cooling and heating of the rock after it has been formed these fissures can be more or less obvious than others but they are rarely completely absent. Neglecting sealing on a regular basis can cause the granite countertop to become cloudy and stained. Filling fissures and uneven shine on granite countertop.

Most pitting and fissuring is so microscopic that people don t even notice these irregularities. Surface affected by acidic liquids.