Travertine, called French Travertine, is one of the most commonly used rock formations. Travertine remains from sediments of seas, rivers, springs, hot water or water deposits. Mineral caves. Travertine specific gravity is 2500 kg / m 3. The stone is porous and harder than the marble is softer. Travertine is resistant to weather, snow and rain. Also, travertine rocks in nature are white, cream, chocolate, red, walnut, yellow, lemon, silver and chocolate. Travertine can be used both in exterior spaces of buildings and internal spaces for the use of travertine. The travertine rocks are in such a way that they can be cut and processed in a grunge type. Throughout the years, the use of travertine for the exterior of buildings has become very common. Travertine stones in Europe and America are used on the floor of some spaces, and this rock is suitable because of its soft structure, for those looking for 1 or 1.5 cm thick building stones. Clear travertine blocks extracted from mines have different colored heads and therefore categorize them into various colored categories by cutting them down. What is relevant or the price of stone travertine in the market of stone in Iran is the most important parameter is that the more color the stone is closer to the bright colors, the price of this rock will also be more expensive, the most important travertine mines in Iran can be Haji Abad travertine Travertine Bukhari Valley, Azarshahr Travertine, Travertine Silur Kashan, Chakra Travertine Aqa Mohammadi and Travertine Abyaneh. The most exported travertine rocks in Iran are Travertine Silver, Travertine Red Azar Shahr, Lime Travertine, Travertine in Bukhari Valley.

Travertin is a porous limestone, which is considered to be a collection of decorative rocks. This remains of the mineral deposits of caves or hot springs, or the sedimentation of the floor of the seas and rivers, are seen in relatively large areas.
۱ Appearance
۲ Properties
۳ Uses

Appearance: Travertine has a variety of colors and strip texture that is created by the presence of iron, calcium and other impurities. This stone can be produced in yellow, brown, red, lime, gray, black and white colors. Travertine stones are sometimes randomly scratched or scarlet.

Properties: Travertine has thermal and acoustic properties due to its cavities. Travertine has an acceptable resistance. This stone can be cut into 2 ripples and without wave. Travertine has holes and cavities that need to be filled at surface treatment. The presence of the cavity in the travertine causes the cement mortar to penetrate the cavity during the installation of the stone and prevent the fall of the stone. The great effect of travertine rocks is the lack of uniformity of their color and design. The other disadvantage is that it is loose and muddy, for example if the soybean And it will reach the freezing point immediately. So it will cover the factories in the cops.
Uses: Travertine can be used in interior and exterior facades, as well as for paving.