This lithological type occurs in the outer ring of circular sub-volcanic structure of Santa Eulalia, which consists essentially of rocks chemism through the basics. This is a massive late to postectónico relative to orogeny Hercínica.
“Igneous rock tone dark gray, fine grained to medium, and horneblêndica biotítica. The black stone is a dark grey coloured granite with medium grain and a quite uniform background. It presents a dominant dark grey colour with also black areas. In terms of hardness, this is a hard natural stone. Its variations depend on the amount of grain and background uniformity. Blackrock is a type of granite with an interesting market in Portugal, but with a modest market abroad. It is extracted by some quarries with small to medium dimension. There are considerable reserves for future extraction. The blocks extracted can have any size. In the planet granite this is the stone color most searched, typically for kitchens slabs and stone tiles. Cobble together this granit with others granite types results in wonderful buildings. You can black granite paving your home or your patio. We stone manufacturers always try to extract more of this blackgranite since it is easily sold. This blackstone coloured granite accepts well most types of finishings. But the type of finishing that has given the most credit to this stone is definitely the polished one. We also recommend flamed or bush-hammered ones. If the target is cobblestone this is definitely a good option. If you need granite suppliers for this type of granite you can count on us.
„Black Stone Cobbles Standard Sizes
TYPE | H Height(mm) | B Width(mm) | L Length(mm) | Examples |
---|---|---|---|---|
4x6 | 40-60 | 40-60 | 40-60 | Black Granite 4x6 |
5x5x5 | 40-60 | 40-60 | 40-60 | Black Granite 5x5x5 |
5x10x10 | 40-60 | 90-110 | 90-110 | Black Granite 5x10x10 |
7x9 | 70-90 | 90-110 | 90-110 | Black Granite 7x9 |
7x10x10 | 70-90 | 90-110 | 90-110 | Black Granite 7x10x10 |
7x14x20 | 70-90 | 130-150 | 190-210 | Black Granite 7x14x20 |
8x10 | 80-100 | 80-100 | 80-100 | Black Granite 8x10 |
8x11 | 80-110 | 80-110 | 80-110 | Black Granite 8x11 |
9x11 | 90-110 | 90-110 | 90-110 | Black Granite 9x11 |
10x10x10 | 90-110 | 90-110 | 90-110 | Black Granite 10x10x10 |
10x10x20 | 90-110 | 90-110 | 190-210 | Black Granite 10x10x20 |
10x12 | 100-120 | 100-120 | 100-120 | Black Granite 10x12 |
10x14x20 | 90-110 | 130-150 | 190-210 | Black Granite 10x14x20 |
10x15x20 | 90-110 | 140-160 | 190-210 | Black Granite 10x15x20 |
10x20x30 | 90-110 | 190-210 | 290-310 | Black Granite 10x20x30 |
11x13 | 110-130 | 110-130 | 110-130 | Black Granite 11x13 |
13x15x20 | 120-140 | 140-160 | 190-210 | Black Granite 13x15x20 |
14x14x20 | 130-150 | 130-150 | 190-210 | Black Granite 14x14x20 |
14x14x22 | 130-150 | 130-150 | 210-230 | Black Granite 14x14x22 |
14x16 | 130-150 | 130-150 | 150-170 | Black Granite 14x16 |
15x15x20 | 140-160 | 140-160 | 190-210 | Black Granite 15x15x20 |
15x17 | 150-170 | 150-170 | 150-170 | Black Granite 15x17 |
15x15x10 | 140-160 | 140-160 | 90-110 | Black Granite 15x15x10 |
16x16x20 | 150-170 | 150-170 | 190-210 | Black Granite 16x16x20 |
20x20x10 | 190-210 | 190-210 | 90-110 | Black Granite 15x17 |