Appearance feature
Basalt is mostly black or grayish black, with fine grains and dense blocks.
Gabbro is mostly black in color and pure in color, with black dots and white dots on it.
structure
According to the structure, it can be subdivided into three brands of large flowers, medium flowers and fine flowers, and medium and fine flowers are the best.
characteristic
It has strong dirt, acid, abrasion, compression and insulation properties.
use
1, indoor and outdoor decoration, components, countertops, wash basins.
2. Tombstone.
3. Carving.
Common varieties
Domestic: Fuding Black, Shanxi Black, Mongolian Black
Imports: Black Sands, Panama Black