Entry level granite tends to be very uniform in colors and pattern and is often sold in thinner slabs of only about 3 8ths of an inch thick.
What is higher grade than granite.
The highest quality granite.
Commercial grade granite tends to be softer in minerals and has less variety of colors than mid grade or high quality granite.
Low grade granite is often termed commercial grade though mid or high grade slabs are sold at a thickness of either 3 4 inch or 1 1 4 inch a low grade granite slab is.
There is no hard and fast rule for what makes one granite a higher grade than the other but the grading stays relatively consistent across the industry.
Generally speaking commercial grade granite has a lot of soft minerals dispersed throughout and less color variation than higher quality cuts of granite.
Mid grade granite is often identifiable by its clear colors and more elaborate patterns but it doesn t have the same unique qualities as more high end cuts.
In addition to durability thicker granite provides a higher quality and more substantial look than that of thinner granite.
There are generally three levels of granite which include commercial builder grade granite mid grade granite and high quality granite.
Low grade granite referred to as commercial or second choice has excess soft minerals mixed into the stone and less color variation than higher rated products.