Characteristics
Grey Antas is a predominantly grey granite, characterised by a compact and uniform grain structure, featuring crystals and veins in different shades of grey. Quarried in northern Portugal, this granite is also known as Cinzento Antas or Cinza Antas and is valued for its consistent appearance and versatility.
Applications
Grey Antas is suitable for both interior and exterior applications, including wall cladding, flooring, kitchen countertops, bathroom surfaces and other architectural elements.

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Grey Antas
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| Open porosity | 0,7 % | EN 1936:2008 |
| Water absorption at atmospheric pressure | 0,3 % | EN 13755:2008 |
| Flexural strength after 48 frost cycles | 13,8 MPa | EN 12371:2010 / 12372:2008 |
| Breaking load at a dowel hole | 4100 N | EN 13364:2006 |
| Thermal shock resistance | 0,04 % | EN 14066:2014 |
| Abrasion resistance (Capon) | 19,5 mm | EN 14157:2017 |