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Superior Northern Granite

Superior Northern Granite is a kind of black granite quarried in United States. This stone is especially good for Building stone,monuments, pool coping, sills, ornamental stone, interior, exterior, wall, floor , paving and other design projects. It also called Superior Black Granite, Superior Northern Sapphire. Superior Northern Granite can be processed into Polished, honed, sawn cut, brushed, tumbled, chiseled, split, flamed and so on.

Data on Superior Northern Granite
Catalog: Granite
Color: Black
Origin:United States
Quarry Location:Mankato MN
Water Absorption:0.14 %
Density:178.1 LBS/FT3
Flexural Strength:2,400 psi
Compressive Strength:26,800 psi
Recommended Usage:Building stone,monuments, pool coping, sills, ornamental stone, interior, exterior, wall, floor , paving
Additional Names:Superior Black Granite, Superior Northern Sapphire
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