The amount of the different kinds of mineral you will find in granite depends on the source of the magma from which it came.
What determines the color of granite.
Blue bahia is an example of exotic granite from brazil that due to its color costs up to 100 per square foot.
Generally speaking commercial grade granite has a lot of soft minerals dispersed throughout and less color variation than higher quality cuts of granite.
The overall color of granite depends largely on the kind of feldspar in the rock.
Entry level granite entry level granite is also known as builder or commercial grade.
Unlike other materials granite s cost isn t the best indicator of its quality.
It may be pre.
If it has a good amount of potassium feldspar you will get a pinkish granite.
There are 3 different levels of granite.
Comprised of quartz feldspar and mica along with other minerals this rock s value is determined by how many.
How do you determine the granite grade.
Here is how these grades breakdown.
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.
Level 1 low grade granite level 2 mid grade level and level 3 high grade granite.
The design also results in increased prices.
The grade of the granite slab can be determined by colors veins pitting marking thickness the amount of soft materials it has and the country where it was quarried.
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Also the country where it is sourced from determines the grade.
These will make up the colors of the granite as well as determine the durability of the stone.
Potassium rich feldspar tends to be some shade of red or pinkish tan so a lot of granite is similarly red or pink.
The color and type of feldspar minerals largely determine the color of a particular granite.
What determines granite colors.
However rare granite colors like blue red and purple tend to cost more.
Granite is a conglomerate of minerals and rocks primarily quartz potassium feldspar mica amphiboles and trace other minerals.
Granite slab colors selection and installation prices list.