Mountains Hidalgo (state)

basaltic prisms of santa maría regla

the sierra gorda mountain range branch of sierra madre oriental crosses northwest hidalgo , ends in san luis potosí. these mountains of volcanic origin. tula , moctezuma rivers meet here, waters cut moctezuma canyon, has walls 480 meters high.

the sierra de tenango or sierra norte de puebla mountain range begins 1 side of valley of tulancingo , extends down huasteca region of puebla , veracruz states. range known sierra de huayacocotla, low lying mountains of humid, cloudy temperate climate frequent rain in summer. 2 of hidalgo’s main dams, tejocotal , omitemetl located on rivers here, , part of necaxa hydroelectrical system.

la comarca minera mining district in mountains around pachuca , real del monte. cerro de las navajas located here, mountain made of obsidian. mining district , mountains extend pachuca north towards municipality of huasca, east towards actopan. pachuca extends short ways south mineral de la reforma , comarca. in of region there extensive mining, both of precious metals lead , building stone, such sandstone , marble. on 38 million kilograms of silver , 200 tons of fine gold have been extracted since spanish colonial era began in 16th century. equals weight of stone used build tembleque aqueduct. in additions mines, area home extensive forests of oyamel fir, pines. , oaks. many of peaks rocky , barren such zumate in omitlan, peñas cargadas in real del monte , peña del conejo in san jeronimo.

mexican plateau (altiplano meridonal) in municipality of apan, southern hidalgo.