Characteristics
Grey Ary is a predominantly light-grey granite, characterised by dark-grey crystals and subtle black speckles. Quarried in the Viseu region, in north-central Portugal, it is valued for its uniform appearance, strength, durability and low porosity.
Applications
Grey Ary is suitable for a wide range of interior and exterior applications, including flooring, ventilated façades, kitchen countertops and other architectural elements.

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Grey Ary
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| Apparent density | 2616 Kg/m³ | EN 1936:2008 |
| Open porosity | 0,7 % | EN 1936:2008 |
| Water absorption at atmospheric pressure | 0,3 % | EN 13755:2008 |
| Flexural strength | 14 MPa | EN 12372:2008 |
| Reaction to fire | A1 | EN 13501-1:2018 |
| Abrasion resistance (Capon) | 19,5 mm | EN 14157:2017 |
| Slip resistance - Dry conditions | 40 SRV | EN 14231:2006 |
| Slip resistance - Wet conditions | 37 SRV | EN 14231:2006 |
| Determination of Compressive Strength | 152 Mpa | EN 1926:2008 |