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Granito Austral Black
Granito Austral Black
Guide

Austral Black Granite: complete guide

Austral Black is a fine-grained Australian black stone with a dark, compact background. It is chosen for elegant black surfaces built to last, outdoors too.

History and origin

Australia produces a number of black stones commercially classed as granites, used both on the domestic market and for export. Austral Black is one of them and is used for cladding, paving, monuments and furnishings. Geologically, black stones of this type generally belong to the basic rocks. Marmi di Carrara supplies it on request.

Look and veining

The background is black with a fine, regular grain and minimal variation between slabs. Close up, slight grey glints can be seen. Polishing gives a deep black, while honing, flaming and sandblasting produce anthracite grey surfaces that are more practical for everyday use.

Technical properties (indicative)

Classificationdark igneous rock, commercially granite
Densityapprox. 2,900 kg/m³ (indicative)
Mohs hardnessapprox. 6-7
Water absorptionvery low
Main useindoor and outdoor
Acid resistancehigh

Recommended uses

Suitable for kitchen worktops, bathrooms, floors, stairs, façades and street furniture. It is also a good stone for monuments and engravings. In outdoor paving exposed to the sun, the dark colour retains heat, which should be taken into account at the design stage.

Care and maintenance

Neutral detergent and a soft cloth; avoid greasy soaps and waxes that leave marks on black. Dry off hard water on polished surfaces.

Pairings

  • light concrete and microcement
  • eucalyptus or natural oak
  • brushed steel

FAQ

Is Austral Black a true granite?

It is sold as granite but, like many black stones, it geologically belongs to the basic rocks; its performance is equivalent or superior.

Which finish is most practical in the kitchen?

Honed or brushed: they show fewer fingerprints and marks than polished while retaining an intense black.

Can it be used for street furniture?

Yes, it is compact and resistant to wear and frost; for seating and floors flamed or sandblasted finishes are used.

How do I order it?

Send us your request with dimensions and finishes: we provide a quotation, lead times and photos of the material.

Granito Austral Black: available on request

We supply this stone as blocks, slabs, tiles and custom-made pieces. Tell us size, thickness and quantity: we will send photos of the available slabs and a quote within 24 hours.

Technical sheet and price list → Marble guides

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