Sierra Madre Oriental

The Sierra Madre Oriental is a mountain range in northeastern Mexico, over 1000 km from Coahuila on Nuevo León, Tamaulipas, San Luis Potosí, Hidalgo to the north of the states of Puebla and Querétaro extends and there with the Sierra Madre Occidental and the Sierra Volcánica transversal of central Mexico combined.

Geology

Contrary to other mountain ranges of Mexico, the Sierra Madre Oriental nichtvulkanischen origin seems to be. A significant proportion of the landscape formation of the Sierra Madre Oriental, however, have powerful limestones of the Cretaceous, so that karst features such as caves are common, such as the swallow cave in the east of the state of San Luis Potosí.

The highest point is the Cerro Potosi ( 3713 m). Other peaks are the Picacho San Onofre ( 3540 m), the Picachos El Fraile ( 2380 m), Cerro Chena Tía ( 2620 m) and the Cerro la Joya ( 2920 m) in the south.

Flora and Fauna

The mountain range is largely passed with ( Madrean pine - oak forests) and known for its rich biodiversity and the large number of endemic species.

Although separated from the main part of the Sierra Madre Oriental by the Rio Grande, including the Chisos Mountains in Big Bend National Park in southwest Texas by vegetation forth to the Sierra Madre Oriental.