American Black (R)

Location: St.Peters, Pennsylvania

This black granite is unique due in part to brilliant white variegation veining. Sometimes called French Creek Black or Gem Mist, it has proven to be one of America's most popular monumental granites.



Absorption: (C97)
Average Absorption (%):   0.023
Compressive Strength: (C170)
Average Compressive Strength (psi):   43,524
Modulus of Rupture: (C99)
Average Modulus of Rupture (psi):   3,799
Flexural Strength: (C880)
Average Flexural Strength (psi):   3,496
Abrasion Resistance: (C241)
Average Abrasion Resistance:   67.77


Please notice that the above ASTM results are representative of our most recent tests. Your actual results may vary slightly

All figures are for reference only and are based on averages.