athe crust rests upon the inside of the earth ,and as the inside shrinks it will leave parts of the crust unsupported,so that they are likely to sink or break to pieces. 外壳休息在地球的里面,并且,因为里面收缩它将留给外壳的部分无支持,因此他们可能下沉或打破对片断。 [translate] ...
The lower crustal high-velocity zone (HVZ) in the southern Okinawa Trough, with Vp of 6.8-7.3 km/s, is a remarkable manifestation of the mantle material upwelling and accretion to the lower crust. This confirms that the lower crustal high-velocity mantle accretion is developed in the southern...
Over the Earth’s history cyclic pattern of continental assembly and break-up for three major supercontinents have been identified (e.g., Mitchell et al., 2021). In the Middle Proterozoic the Baltic shield formed part of a suggested Nuna supercontinent (a.k.a Columbia) (e.g., Elming et ...