Setai onyx

Country of origin Iran

Specific mass 2,350 to 2,500 kg/cu.m

Flexural strength 6-15 MPa

Water absorption 0.1 to 0.3%

Compressive strength 40 to 160 MPa

This Stone of the Month supplied by Marcolini Marmi, Grezzana, Verona, Italy. 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 michael@stoneworld.