Astrophils or space lovers have always had taste differences selecting from” A Space Odyssey” directed by Stanley Kubrick & ” Interstellar ” directed by Nolan; However, my preference would be watching the third option which is ” Dark Galaxy marble slab” .
| Stone feature | % |
| Water absorption percent | 0.23 |
| Abrasion resistance of stone subjected to foot traffic Ha (AVg) | 19.44 |
| Dry elasticity modulus | 1.75 × 105 kg/cm2 |
| Hardness | 3 – 3.5 |
| Apparent density | 2.70 gr/cm3 |