Oltu Black Stone

jet/lignite stone

A black slate/phyllite with a documented natural-stone character. The recorded appearance includes smooth compact. Recorded applications include slabs, tiles, cladding and flooring.

Stone familySlate/Phyllite

Couleur principaleBlack

Moyen verification · Reference STN-0000169

Faites appel à nos experts

Obtenez cette pierre avec notre accompagnement architectural.

Professional reference

Specification snapshot

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

Mohs hardness3-5

Water absorption0.2-1.5 %

Compressive strength80-200 MPa

Flexural strength15-40 MPa

Density2600-2900 kg/m³

PorosityNot reported

Profil du matériau

Caractère et application

Finitions courantes: Natural cleft, brushed, honed
Usages courants: Tranches, tiles, cladding, flooring, bathrooms, hospitality interiors, facade/paving where tested
Usage extérieur: Excellent for cladding/paving
Résistance au gel: Generally good
Palette de couleurs enregistrée: Black