Primary Color: Red, Brown
Quarry Location: Ortonville, MN
Absorption (ASTM C97): 0.16%
Density (ASTM C97): 164.2 lb/ft³
Compressive Strength (ASTM C170): 21,410 Psi
Modulus of Rupture (ASTM C99): 1,970 Psi
Company: Coldspring
Primary Color: Red, Brown
Quarry Location: Ortonville, MN
Absorption (ASTM C97): 0.16%
Density (ASTM C97): 164.2 lb/ft³
Compressive Strength (ASTM C170): 21,410 Psi
Modulus of Rupture (ASTM C99): 1,970 Psi
Company: Coldspring
© National Building Granite Quarries Association, 2017