Zhedaikou-Hushan north-east strike fracture zone with several active stages possessed the characteristics of inherited basal structure from late stage of late Jurassic to late Cretaceous.
遂昌柘岱口—湖山北东向断裂带在晚侏罗世至晚白垩世晚期经历了多期次、不同性质的活动，断裂活动与该地区两个大规模萤石矿田的形成关系密切。
Shangjing area is a volcanic dome formed by volcanic in active Early Cretaceous, in which the volcanic beds are dipping out with ring fracture and subvolcanic bodies intrusion in late stage.
上井地区是一个中生代早白垩世火山穹隆。火山岩岩层围斜外倾，环状断裂发育，晚期有潜火山岩侵位。
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