帚状构造（brush structure）曾称“ν”型构造（ν type structure）是由旋扭作用形成的一群向一端收敛、向另一端撒开，形如扫帚的弧形构造。
新华夏系第二沉降带华北沉降区，广泛发育了帚状构造。
Brush structures are fully developed in the North China subsiding belt of the Neocathaysian system.
矿区东部断裂呈弧形弯曲，并作NNW向收敛、SE方向撒开趋势，这些弧形断裂应是一帚状构造。
In the east part of the orefield, the trend of arcual fault is convergent NNW-wards and divergent SE-wards. These arcual faults must be a broomlike structure.
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