The manganese_bearing basin is controlled by the Caledonian tension fault system, being a graben basin. 该成矿带的成锰沉积盆地受控于加里东期张性断裂系统,为一断陷盆地。
There are two kinds of fault systems including deep antithetic fault system and shallow consequent fault system in Fushan Depression. 福山凹陷主体地区发育深层反向和浅层顺向两大断裂系统。