_:na262af694d134a7aa80a039dbb4b20ddxb0
<http://schema.org/description>
"Other names - Black Rain / black basalt / G684\nTechnical Data\n\nDensity (g/cm3) ——  3.03 g/cm3 or 189 lb/ft3\nAbsorption (%)  —— 0.18%\nCompressive (Wet) (Mpa) ——  217 Mpa or 31450 psi\nFlexural strength (Wet) (Mpa) —— 18.6 Mpa or 2700 psi\n"
<https://bestviewstone.com/products/obsidian-black>