Raura mountain range Raura mountain range Raura (possibly from Quechua "rawra" gravel) is a mountain range located in the Andes of Peru, on the boundaries of the regions of Huánuco, Lima and Pasco. It extends between 10°21' and 10°31'S and 76°41' and 76°50'W for about 20 km. It lies a few kilometres southeast of Huayhuash mountain range. The highest mountain in the range is Yarupac at . Other mountains are listed below: Some of the largest lakes of the range are Patarcocha, Tinquicocha and Huascacocha. Notable glaciated areas in this range are: Leon Huaccanan-Azuljanka, which is a plateau of 10 km. long and
Geology of the Rocky Mountains Geology of the Rocky Mountains The geology of the Rocky Mountains is that of a discontinuous series of mountain ranges with distinct geological origins. Collectively these make up the Rocky Mountains, a mountain system that stretches from Northern British Columbia through central New Mexico and which is part of the great mountain system known as the North American Cordillera. The rocky cores of the mountain ranges are, in most places, formed of pieces of continental crust that are over one billion years old. In the south, an older mountain range was formed 300 million years ago, then eroded away. The