Binding agents, namely lime and cement, and inert materials, namely clay, sand, gravel and crushed stone for making mortar and concrete; Mixtures of binding agents and inert substances for building construction; Mortar for decontaminating, restoring, reinforcing, structurally strengthening, repairing buildings or parts thereof; Mortar for injection into the ground; Concrete; Plaster; Mixtures of binding agents and inert substances with added colour pigments; Mixtures of binding agents and inert substances for levelling and homogenising surfaces of buildings; Water repellent mixtures of binding agents and inert substances impermeable to carbon dioxide; Non-flammable mixtures of binding agents and inert substances; Building materials of vermiculite stone having a high coefficient of thermal expansion; Mixtures of binding agents and inert substances having a high coefficient of thermal expansion