By definition granite is an igneous rock with at least 20 quartz and up to 65 alkali feldspar by volume.
Resealing granite benchtops.
Although you may find that many countertops do not require being sealed applying a sealer is common practice.
Instructions for sealing granite counter top the right way are by using recommended grani.
Test whether the granite needs sealing.
Engineered stone engineered stone benchtops bartops and vanities such as caesarstone essastone quantum quartz silestone and hanstone do not usually require sealing according to.
Granite benchtops are not as porous as the softer stones however they can still stain with constant exposure to oils and soaps and will also benefit from sealing.
You should seal your granite or marble countertops once every year.
To test your surface leave a few drops of water or a wet paper towel on the granite for 10 to 15 minutes doing this in an inconspicuous area.
Buff the granite completely dry and wait an hour for any moisture the stone has absorbed to evaporate.
It is the potassium feldspar that gives many granites a distinctive pink color.
Granite differs from granodiorite in that at least 35 of the feldspar in granite is alkali feldspar as opposed to plagioclase.
Clean the granite counter well before resealing.