Brazilian Black Slate

Slate

Documented as a slate, this stone has a black, dark grey palette. The recorded appearance includes natural cleft layers. Recorded applications include roofing, flooring, walling and landscaping.

Stone familySlate

Primary colourBlack

Medium verification · Reference STN-0001214

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Specification snapshot

Indicative catalogue data. Verify the exact stone, finish, thickness and current test certificates before specification.

Mohs hardness3-4

Water absorption0.10-0.60 %

Compressive strength80-200 MPa

Flexural strength20-50 MPa

Density2700-2850 kg/m³

PorosityNot reported

Material profile

Character & application

Common finishes: Natural cleft, brushed, honed, calibrated
Typical uses: Roofing, flooring, walling, landscaping, pool surrounds
Exterior suitability: High
Frost resistance: Good
Recorded colour palette: Black, Dark Grey