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Porphyry

Stardust Porphyry

Volcanic porphyry

This material is recorded as a porphyry in mixed, verify from supplier tones. The recorded appearance includes natural variation; verify slab photos and quarry selection. Recorded applications include paving, setts, external landscaping and urban works.

Stone familyPorphyry
Primary colourMixed

High verification · Reference STN-0005601

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Professional reference

Specification snapshot

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

Mohs hardness6-7
Water absorption0.2-0.8 %
Compressive strength120-220 MPa
Flexural strength12-25 MPa
Density2500-2700 kg/m³
PorosityNot reported

Material profile

Character & application

Common finishes
Natural split, sawn, flamed, tumbled
Typical uses
Paving, setts, external landscaping, urban works
Exterior suitability
Excellent
Frost resistance
Excellent
Recorded colour palette
Mixed, Verify From Supplier