Traonyx Stone
In the building construction and in stone market, stones are classified in to 5 main classes include: Granite, Marble, Marmolux, crystal and Travertine. These 5 stone classes have some common properties as well as have some different properties which changes their application, but there is some stones in nature which are made by combining two or more stone types and are not included in non of these five classes. One of these types of stones is Traonyx stone where has no similar physical and chemical properties with five classes and as it can be seen from the name of Traonyx stone, it is composed of two work of travertine and Onyx, which is composed of these two types of stones.