Black Estremoz, also known as Ruivina, is a marble from Portugal with a grey color, dark blue tone, medium grain and distinct veins. It also has some white shaded zones and a relatively high degree of hardness.
Abrasive treatments with repeated applications result in a shiny surface, highlights the colour and properties of the natural stone.
A honed finish is identical to the polished finish, the surface is smooth but without glare or light reflections.
Abrasive brushes under high pressure generate a touch-sensitive and smooth surface of natural stone.
Blasting silica sand against the material through an air gun and generates very small craters.
Hitting the material, with a masonry tool called a bush hammer, that generates uniformly distributed craters of different sizes over the surface of natural stone.
Brushing the slab with a range of brushes and the result is a slightly undulating surface, very soft, warm and smooth to the touch.
Scratched finish is applied so that the surface exhibits a texture with straight reliefs and natural colours.
Rough and irregular surface with small furrows and undulations in a mate tone.
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