Technical Properties
Bulk density (t.m3) 2.97
Water absorption 0.06% by weight

Compressive strength (MPa)
average dry 217
average soaked 193

Flexural strength (MPa)
average dry 15.5
average soaked 18.5

Mineralogy
Plagioclase Feldspar 50%
Potash Feldspar 5%
Pyroxene 30%
Biotite 8%
Opaque Oxides 5%
Other 2%