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Elburz Mountains
Elburz Mountains, additionally spelled Alborz, Albourz, Alburz, or Elburs, Persian Reshteh-ye Kūhhā-ye Alborz, major hill range in northern Iran, 560 miles (900 kilometer) long. The product range, most broadly defined, stretches in a arc eastward through the frontier with Azerbaijan southwest of the Caspian Sea to your Khorāsān area of northeastern Iran, southeast of the Caspian Sea, in which the range merges in to the Ālādāgh, the more southerly for the two ranges that are principal. More commonly, nonetheless, the part that is westernmost of range is called the Talish (Talysh, Talesh, or Tavālesh) number, or the Bogrov Dāgh. The Elburz Range, in its strictest sense, forms the main central stretch associated with the string, which also includes Iran’s two greatest peaks, Mount Damāvand and Mount Alām. The Elburz mountain system traverses most of the northernmost portions of Iran from east to west.
The Elburz chain is never as truly alpine (i.e., resembling the European Alps) in its structure as is often suggested. In the one hand, continental conditions sedimentation that is regarding mirrored by dense Devonian sandstones (about 360 to 415 million years old) and by Jurassic shales containing coal seams (about 145 to 200 million years of age). Regarding the other side, marine conditions are mirrored by strata dating to your boundary associated with Carboniferous and Permian periods (about 300 million yrs . old) that are composed primarily of limestones, as well as by extremely dense beds of green volcanic tuffs Fort Collins escort reviews and lavas. Orogenic (mountain-building) stages worth focusing on date from the Miocene and Pliocene epochs (between about 23 and 2.6 million years ago). Over big areas they produced merely a free folding; but in the Central Elburz a number of folds had been created into blocks thrust mainly southward however in places northward, with cores made from Paleozoic rocks (a lot more than 250 million years old). Read more “Our editors will review everything you’ve submitted and determine whether or not to revise the article.”