Crack propagation under mixed-mode (I + II) conditions has been investigated in a semicircular disc where various levels of mixed-mode can be achieved by means of different geometry configurations. The research has been performed on a novel cementitious material. alkali-activated concrete. Its main advantage is thatit is environment-friendly. https://www.countryscenesaddleryandpetsuppliers.shop/product-category/horse-wear/