According to most theories, the prevailing forces in the Sicilian crust are similar to those in rift zones—extensional stresses that cause thinning of the crust and upwelling of the underlying mantle.
According to most theories, the prevailing forces in the Sicilian crust are similar to those in rift zones—extensional stresses that cause thinning of the crust and upwelling of the underlying mantle.
根据大多数的理论，西西里岛所在的地壳，主要遭受到的应力与张裂带类似：张力使地壳变薄、下方地函上涌。