Английская Википедия:Casa Colorada (volcano)

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Шаблон:Coord Casa Colorada is a dacitic volcanic dome complex erupted 17 million years ago. It has a volume of Шаблон:Convert. The complex formed in three stages, involving a tuff ring, lava domes and dacitic lava flows. It is constructed on red beds and a basement of Ordovician age. The main dome is dated 17.3 mya by potassium–argon dating. The main minerals are biotite, hornblende, feldspar and quartz; oxide minerals are also present.[1]

See also

References

Шаблон:Reflist

Шаблон:Volcanology-stub

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