Portoro / Nero Portoro

Limestone / marble

Documented as a marble-limestone, this stone has a black, gold palette. The recorded appearance includes gold calcite veining. Recorded applications include luxury feature walls and table tops.

Stone familyMarble-Limestone

Color principalBlack

Seed / needs supplier validation verification · Reference STN-0000268

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Professional reference

Specification snapshot

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

Mohs hardness3-4

Water absorption0.1-0.5 %

Compressive strength70-130 MPa

Flexural strength8-15 MPa

Density2650-2750 kg/m³

PorosityNot reported

Perfil del material

Carácter y aplicación

Acabados habituales: Polished, honed
Usos habituales: Luxury feature walls, table tops
Idoneidad exterior: Interior preferred
Resistencia a las heladas: Variable
Paleta de colores registrada: Black, Gold
Variación de tabla: V3 Variación moderadaVariación moderada: veining, colour or pattern can change between slabs.