The structure of predicting area is a broad, gentle syncline, together with Hushan syncline made up a comb fold.

预测区内构造为一宽缓向斜，与弧山向斜共同构成隔档式（梳状）褶皱。

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In Mesozoic, the Proterozoic Sulu fold belt has undergone orogenic activization resulting in the intrusion of numerous granite bodies with broad development of metasomatic rocks.

在中生代，苏鲁元古褶皱带受造山作用的影响活化，导致许多花岗岩体的侵入，使交代岩广泛发育。

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In Mesozoic, the Proterozoic Sulu fold belt has undergone orogenic activization resulting in the intrusion of numerous granite bodies with broad development of metasomatic rocks.

在中生代，苏鲁元古褶皱带受造山作用的影响活化，导致许多花岗岩体的侵入，使交代岩广泛发育。

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