Col-Gra is specialized in processing and selling all the most important kinds of Sardinian granites. Our long experience, production capability of our plant and high quality standards of our materials and services make Col-Gra one of the most important granite factory in Sardinia.

In our plant in Muros Sassari we produce raw, honed, polished and flamed slabs in the main kinds of Sardinian granites: Rosa Beta, Rosa Cinzia, Limbara Luras, Bianco Sardo and Grigio Malaga. Following granites are also available: Rosa Porrino, Multicolor Red, Kashmir White, Juparana Colombo, Indian Juparan, Paradiso Classico and Vizag Blue. In the same materials we can offer also tiles and every kind of finished or semifinished product.