Geological classification:
  Sandstone, red, fine-grained
Bulk specific gravity ASTM C 97-94:
  2.27 kg/dm³
Absorption ASTM C 97-94:
  3.52 %
Compressive strength ASTM C 170:
  98 N/mm²
Modulus of rupture ASTM C 99:
  7.2 N/mm²
Freeze-thaw cyclic test DIN 52104:
  yes