Natural stone guide
Black Cosmic
Granite
Deep cosmic black with veins of mercury and copper. Pairs ruthlessly well with warm oak.
Character, performance and sourcing
Technical profile
Reference values for early specification. Confirm current testing for the supplied material before fabrication.
Origin
Bahia, Brazil
Material
Granite
Current finish
Leathered
Current thickness
3 cm
Water absorption
0.2%
Density
2,750 kg/m³
Mohs hardness
6
Flexural strength
10 MPa
Acid sensitivity
Low
Sealing
Confirm by test
Recommended applications
Specification note
Natural stone varies by block and slab. Final approval should include the physical piece, current technical documentation, sealer testing and your fabricator’s review.
RS-BR-BC-8702-07-22
Individually identified slab available
View the physical slab record for current location, dimensions, imagery and verification status.
