亦称“沂沭深大断裂带”，是我国地质结构中著名的“郯庐断裂带”的延伸，广义的郯庐断裂带的一部分。因大致位于沂河与沭河之间而得名。
本文分析了沂沭断裂带近十几年来小地震的空间分布特征。
This paper analyses the characteristics of spatial distribution of small earthquakes along the Xinyi-Lingshu fault zone over the past decade or so.
沂水县龙泉站金矿位于沂沭断裂带中段，受沂水汤头断裂控制。
Longquanzhan gold deposit in Yishui county locates in middle part of Yishu fault belt, which was controlled by Yishui-Tangtou fault.
韧性剪切带型金矿床中金主要富集在应变最强部位和韧性向脆性转换的部位。关键词：沂沭断裂带；龙泉站金矿；
The places of gold ore are mainly in the powerfulness place and in the place which is from toughness to brittleness conversion.
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