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Cerro Chela
Chela is a volcano in Chile that was active between 3.75±0.5 and 4.11±0.25 million years ago. It is constructed on top of the 5.4±0.3 million years old rhyolitic Carcote ignimbrite. Its eruption products are mafic andesites.〔〔 The volcano was degraded by glaciation but radial ridges and red-gray rocks as well as the uniform slopes indicate that it was a symmetric stratovolcano.〔 The Pleistocene snow line was located at altitude.〔 Cerro Chela is located south of Aucanquilcha, from which it is separated by the .〔 It forms a lineament with Cerro Carcote, Cerro Palpana, Miño Volcano and Volcan Las Cuevas that is oriented north-south.〔 == References ==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Cerro Chela」の詳細全文を読む
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