What is Porphyry Paving Stone?

What is Porphyry Paving Stone?

Porphyry pavers, are type of volcanic igneous rock, which along with granite and other rock formations, make up approximately 95% of the world’s “crust.”  It is different than granite and is made up of over 70% silica, about 14% alumna, 8% alkali and small percentages of iron, calcium and magnesium.have high wear resistance and surface regularity that allows comfortable foot traffic.  These pavers have an even, yet rough surface, which maintains a non slippery property its whole life. 

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January 2018
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