Imperial Black granite
Country of Origin................... Brazil
Apparent Density ................... (kg / m3) 3,040
Apparent Porosity ................... 0.24
Water Absorption …………………………………………………………………. 0.08%
Amsler Wear.................. 0.80 mm
Thermal Expansion..................... (IO “3 mm / m.° C) 8.6
Wave Propagation Speed....................... (m / s) 4.673
This Stone of the Month is supplied by Andrade Group of Serra / ES, Brazil. Technical details provide a frame of reference only. Because stone is a product of nature, testing to determine specific physical qualities should be repeated for each project. To submit your own Stone of the Month, send a high-resolution digital image, along with the relevant technical data, to richinellij@bnpmedia.com.
