Black granite: Gabbro: Notte Nero / Irshitskoe

Natural stone characteristics
Commercial name: Notte Nero Breed: Gabbro Deposit: Irshitskoe Volume weight: 3000-3230 kg/m³ Water absorption: 0,03-0,14% Compressive strenght: 205-250 MPa Flexual strenght: 180-230 MPa Abrasion: 0,51-0,60 g/cm² Natural radiation level: 1 class 1 class: for all kind of construction * 2 class: for road improvement & industrial use