Aim To date precisely the gabbro vein from Luohansi group, and discuss its geological significance.

目的准确测定北秦岭罗汉寺岩群辉长岩脉的形成时代，探讨其地质意义。

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The geological interpretation of gravity and magnetic anomalies is of significance for studying geological structure and its evolution, and for locating gold deposits.

兴华渡口群的重磁异常特点及其地质特征为研究该区地质构造及其演化、圈定找矿靶区具有指导意义。

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This paper systematically studies the typomorphic characteristics of various type of gold deposits and indicates its great significance to geological prospecting.

本文系统地研究了该区各类金矿床中石英的标型特征，指出了石英的标型特征在地质找矿中的重要意义。

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