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1.The tectonites in this zone include tectonic gneiss and mylonite. The biotite from the granitic mylonite gives a 40Ar/39Ar age of 105.2±1.7 Ma,implying that the ductile shear zone may be traced back to the Early Cretaceous.
带内所形成的构造岩主要为构造片麻岩和糜棱岩类,对花岗质糜棱岩中的黑云母进行40Ar/39Ar年龄测试,获得105.2±1.7Ma,认为该韧性剪切带形成于早白垩世。收藏指正
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