stone of the month

Charcoal Black granite

Country of Origin: U.S. (St. Cloud, MN)

Bulk Density: ASTM C97

Avg. Bulk Density: 170 pcf

Absorption: ASTM C97

Avg. Absorption: 0.15%

Compressive Strength: ASTM C170

Avg. Compressive Strength: 32,370 psi

Modulus of Rupture: ASTM C99

Avg. Modulus of Rupture: 2,427 psi




Coldspring, Charcoal Black
Computer monitor accessory, Output device, Television, Rectangle

GettyImages/Vladyslav Bobuskyi

© Amesse Photography

Coldspring, Charcoal Black, Stone of the Month July 2021
Coldspring, Charcoal Black, Stone of the Month July 2021

This Stone of the Month is supplied by Coldspring. 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.

July 2021 | www.stoneworld.com

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