In the area of Huanglongya (Yellow Dragon Cliff)，Xingzi Group staurolite-mica-quartz schists are vastly distributed，composing a part of the inner ....
The fault breccia is formed through crushing ,fragmentation, shearing and abrasion during the fault movement . Ruffles in tectonite of Ai’kou ....
A series of diabase-gabbro dykes outcrops in the area of Xiejiashan , Ai’ kou and Tang jiawan，which take NNE-SSW trending， with length up to ....
The terminal moraine ridge was formed there ,where the glacier had melted and become stagnant，mixing the glacial clay-bouIders and ice water ....
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