Which Granite Is Hardest

True absolute black granite isn t a granite at all it s a gabbro one of the densest and hardest igneous rocks available.

Which granite is hardest.

It is one of the strongest most durable substances second only to diamonds. Granite is the rock most often quarried as a dimension stone a natural rock material that has been cut into blocks or slabs of specific length width and thickness. This pure black stone has no variation flecks or veining although it may have a slightly crystalline look to it when polished. Dark granite is harder than light granite.

So we strive for the hardest most attainable and attractive option in stones which happens to be granite and quartz. Falling closely behind diamonds on the mohs scale are corundum 9 titanium 9 and topaz 8. More than that granite is the signature rock of the planet earth itself. Granite is composed mainly of quartz and feldspar.

These two stones have a mohs hardness rating of 6 or 7. Granite stains easily and the stains are permanent. It is quite durable and highly heat resistant. Granite is hard enough to resist abrasion strong enough to bear significant weight inert enough to resist weathering and it accepts a brilliant polish.

Granite is highly resistant to chips and scratches it is the hardest stone next to the diamond. For some reason many people believe that darker colors of granite are harder than lighter colored ones. When properly sealed it will last for decades. Granite ˈ ɡ r æ n ɪ t is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture.

It is more commonly known as one of the most beautiful stones used in famous statues and beautiful interior design. Granites can be predominantly white pink or gray in color depending on their mineralogy the word granite comes from the latin granum a grain in reference to the coarse grained structure of such a completely crystalline rock. Granite brings a striking beauty that cannot be replicated by marble or quartz. Strictly speaking granite is an.

As you can tell from the table above granite is one of the hardest natural stone countertop options you have. Granite is the signature rock of the continents. Ask us about our 25 year sealer protection. The hardest mineral on the mohs scale is diamond which ranks at a 10.

If you are looking for a tough surface for your home granite is the perfect choice. However the hardest mineral found in granite is quartz which is normally a white or grey colored mineral. Marble is a degree or two less and though it is still a very hard stone it s rating on the mohs scale is about a 5. So if granite is one of the hardest materials known to man how is this majestic material harvested.

The other rocky planets mercury venus and mars are covered with basalt as is the ocean floor of earth but only earth has this beautiful and interesting rock type in abundance.