NBS Source
Noturno - Portuguese Dark Grey Granite

Application

Suitable for hardscaping solutions.

Description

A versatile, medium grained Portuguese crystalline dark grey rock paving.


Features and benefits:

  • Durable characteristics.
  • Multiple finishes.
  • Dark grey in colour.
  • Quarry of origin: Portugal.
  • Also available as setts, kerbs, steps, edges and street furniture - consult manufacturer for more information.

General information

Color

Grey

Dark grey.

Finish

Flamed, bush hammered, cropped, honed and polished finishes are available.

-

Material

Granite

Length

Bespoke

100 mm

150 mm

200 mm

450 mm

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Uniclass

Pr_25_93_60_58 Natural stone paving slabsPrimary

CAWS

Q25/50 Natural stone slabs

Q25/310 Natural stone slabs

Specification data - Natural stone paving slabs Enhanced data

Standard

To BS EN 1341.

Where applicable, BS EN 1341/ 1342/ 1343 will be applied.

Stone denomination

-

Petrological family

Granite.

Colour

Dark grey.

Origin

Portugal.

Physical properties

-

Dimensions and associated tolerances

-

Nominal sizes

200 x 100 x 50 mm.

200 x 100 x 60 mm

200 x 100 x 70 mm.

300 x 100 x 50 mm.

300 x 100 x 60 mm.

300 x 100 x 70 mm.

300 x 150 x 50 mm.

300 x 150 x 60 mm.

300 x 150 x 70 mm.

300 x 200 x 50 mm.

300 x 200 x 60 mm.

300 x 200 x 70 mm.

450 x 450 x 50 mm.

450 x 450 x 60 mm.

450 x 450 x 70 mm.

600 x 600 x 50 mm.

600 x 600 x 60 mm.

600 x 600 x 70 mm.

900 x 450 x 50 mm.

900 x 450 x 60 mm.

900 x 450 x 70 mm.

900 x 600 x 50 mm.

900 x 600 x 60 mm.

900 x 600 x 70 mm.

Custom.

Custom sizes are available. Contact BBS or insert requirements.

Tolerances on plan dimension and thickness (nominal)

Class 2.

Finish

Flamed.

Honed.

Polished.

Bush hammered.

Cropped.

Performance requirements

-

Slip resistance

Wet, 24; dry, 62.

TLR slider test.

Water absorption (maximum)

0.16%.

CompressiveStrength

168 MPa.

Flexural strength

19.1 MPa.

Material density

2815 kg/m³ (typically).

Abrasion resistance

15 mm.

Environmental information

Country of material origin

Portugal

Country of product manufacture

Portugal

Case studies

Greenfield Crescent, Edgbaston - Transformed with new Portuguese granite

Greenfield Crescent, Edgbaston - Transformed with new Portuguese granite

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