Tezontle is a porous
Porosity or void fraction is a measure of the void spaces in a material, and is a fraction of the volume of voids over the total volume, between 0–1, or as a percentage between 0–100%...

, extrusive, igneous
Igneous rock
Igneous rock is one of the three main rock types, the others being sedimentary and metamorphic rock. Igneous rock is formed through the cooling and solidification of magma or lava...

, volcanic
Volcanic rock
Volcanic rock is a rock formed from magma erupted from a volcano. In other words, it is an igneous rock of volcanic origin...

Rock (geology)
In geology, rock or stone is a naturally occurring solid aggregate of minerals and/or mineraloids.The Earth's outer solid layer, the lithosphere, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic...

 used extensively in construction in Mexico
The United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...

. It is usually reddish in color.


Tezontle can be mixed with concrete
Concrete is a composite construction material, composed of cement and other cementitious materials such as fly ash and slag cement, aggregate , water and chemical admixtures.The word concrete comes from the Latin word...

 to form lightweight concrete blocks, or mixed with cement
In the most general sense of the word, a cement is a binder, a substance that sets and hardens independently, and can bind other materials together. The word "cement" traces to the Romans, who used the term opus caementicium to describe masonry resembling modern concrete that was made from crushed...

 to create stucco
Stucco or render is a material made of an aggregate, a binder, and water. Stucco is applied wet and hardens to a very dense solid. It is used as decorative coating for walls and ceilings and as a sculptural and artistic material in architecture...

 finishes. Tezontle is often used as the top layer of gravel on unpaved roads in Mexico. Many colonial buildings in Mexico use the reddish cut tezontle on their facades.


Many buildings use tezontle to create an aesthetic facade. Here are some examples.
  • Church of San Bernardo, Mexico City
    Church of San Bernardo, Mexico City
    The Church of San Bernardo stands at the corner of Avenida 20 de Noviembre and Venustiano Carranza Street just south of the Zocalo or main plaza of Mexico City. It was part of a convent of the same name that was founded in 1636, but was closed along with all convents and monasteries during the La...

  • House of Count de la Torre de Cossio
    House of Count de la Torre de Cossio
    The House of Count de la Torre de Cossio belonged to a rich Spanish merchant named Juan Manuel González de Cossio, which was built over the former residence of Juan Manuel Sotomayor. González de Cossio received his title from the Spanish crown in 1773...

  • Mexico City Metropolitan Cathedral
    Mexico City Metropolitan Cathedral
    The Metropolitan Cathedral of the Assumption of Mary of Mexico City is the largest and oldest cathedral in the Americas and seat of the Roman Catholic Archdiocese of Mexico. It is situated atop the former Aztec sacred precinct near the Templo Mayor on the northern side of the Plaza de la...

  • Nacional Monte de Piedad
    Nacional Monte de Piedad
    The Nacional Monte de Piedad is a not-for-profit- institution and pawnshop whose main office is located just off the Zócalo, or main plaza of Mexico City. It was established between 1774 and 1777 by Pedro Romero de Terreros as part of a movement to provide interest-free or low-interest loans to...

  • National Palace (Mexico)
    National Palace (Mexico)
    The National Palace, or Palacio Nacional in Spanish), was the seat of the federal executive in Mexico. It is located on Mexico City's main square, the Plaza de la Constitución...

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