Liaohe basin is a part of Tanlu rifting system, and it belongs to continental rift basin.
It has two tectonic evolutionary stages of foreland basin and intracontinental basin that is further divided into three periods of intracontinental rift, newborn foreland basin and dying out basin.
According to geologic structural location, features of occurrence, rock fabric and geochemical index of basalt in Ruqi clough of Helan Mountain, it can be regarded as continental rift basalt.
The way Papineau sees it, the "Great Oxidation Event" lines up nicely with a rise in continental rifting and widespread glacial deposits.
Early middle Cambrian rhyolites from Baiyin Mining Field were considered to have resulted from magmatism of continental rift.
The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin.
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