Ornamental stone is natural building material whose usage has been evident since antiquity.

Interest in ornamental stone has increased in the Czech Republic of late years; and not only in context of reparation and reconstruction historical or church buildings. Nowadays are ornamental stones used for building a new modern houses and other projects.

These stones are favourite for stability, immunity against climatic effects and natural appearance. This benefits of stone are good for long operating life. Natural stone materials are ideal for different kind of stonework.

Classification of stones according to origin

Variety of stones are based on many processes of mineral forming. Physico-mechanical and technological parameters of stones are different because of magmatic, sedimentary and metamorphic origin.