Primary Color: Black
Quarry Location: Elverson, PA
Absorption (ASTM C97): 0.02%
Density (ASTM C97): 192.3 lb/ft³
Compressive Strength (ASTM C170): 43,524 Psi
Modulus of Rupture (ASTM C99): 3,799 Psi
Company: Polycor
Primary Color: Black
Quarry Location: Elverson, PA
Absorption (ASTM C97): 0.02%
Density (ASTM C97): 192.3 lb/ft³
Compressive Strength (ASTM C170): 43,524 Psi
Modulus of Rupture (ASTM C99): 3,799 Psi
Company: Polycor
© National Building Granite Quarries Association, 2019