Geological and Geophysical Features of the Ring Volcanic Basin Structure’s Formation and Evolution in the Arlongshan Region, Northern Part of Great Hinggan Mountains
详细信息   
摘要

There are six ring-shape basins in the Arlongshan region, northern part of Greater Hinggan Mountains, which can be divided into three types; immature, mature and elderly volcanic basin structures, showing obvious geological and geophysical features of the ring volcanic basin. They occurred the ring structures’ formation, basic volcanic eruption, acid magmatic activities and elderly basic volcanic eruption, formed the intermediate basic, intermediate acid-intermediate basic evolution process.

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