Sillar Gris

Basalt / Volcanic Stone

This material is recorded as a basalt / volcanic stone in grey, silver, black tones. Appearance can vary by bench and block selection. Recorded applications include cladding, carving, facades and paving.

Stone familyBasalt / Volcanic Stone

Color principalGris

Medio verification · Reference STN-0005146

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Specification snapshot

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

Mohs hardness4-6

Water absorption1.00-8.00 %

Compressive strength30-150 MPa

Flexural strength4-18 MPa

Density1900-2800 kg/m³

PorosityNot reported

Perfil del material

Carácter y aplicación

Acabados habituales: Sawn, honed, brushed, sandblasted, chiseled
Usos habituales: Cladding, carving, facades, paving, landscape, heritage
Idoneidad exterior: Good if selected/tested
Resistencia a las heladas: Variable
Paleta de colores registrada: Gris, Silver, Black
Variación de tabla: V3 Variación moderadaVariación moderada: veining, colour or pattern can change between slabs.