Geological online map of northeast China

Geological online map of northeast China

Geotectonic distribution map of northeastern China and adjacent areas

Platform (1850Ma consolidation)

Middle Block (Late Proterozoic Consolidation)

Caledonian fold belt

Early Variscan fold belt

Late Variscan fold belt

Indosinian fold belt

Caledonian superimposed zone

Early Variscan superimposed zone

Late Variscan docking

Indosinian superimposed zone

First-order tectonic unit boundary

Intermediate Block Boundary

Important faults

Ultramafic rocks

ⅠNorth China Plate：

Ⅰ1 North China Platform

Ⅰ2North margin of North China Platform (Caledonian fold belt)

Ⅰ3 North margin of North China Platform (Early Variscan Fold Zone)

ⅡSiberian Plate：

Ⅱ1Erguna Block

Ⅱ2Ergunagari (Eastern Fold Zone)

Ⅱ3Early Variscan (fold zone) in Xing'an Mountains

Ⅱ4Northern Hinggan Mountains Block

Ⅱ5Songliao Block

Ⅱ6Inner Mongolia-Jiheiyan (Variscan fold zone)

Ⅱ7Bulia-Jiamusi Block

ⅢWandashan terrane

Ⅲ1Raohe Indosinian fold belt