河南省卢氏小河口金矿地质特征及找矿方向

摘要

Xiaohekou?gold?deposit?is?in?west?of?Lushi?downtown,?which?is?32Km?away?from?it.?The?deposit?geologically?locates?in?the?south?Yinjiagou-Yechangping?metallogenic?belt.?Many?faults?exist?in?the?study?area,?ore?bodies?appear?in?some?of?the?secondary?faults?which?is?parallel?to?the?east-west?directed?main?faults,?and?the?secondary?faults?with?mineralization?are?mainly?founded?on?or?closed?to?the?boundaries?of?different?lithologies.?The?ore?body?tends?to?turn?thicker?when?attitude?changes,?mineralization?is?strongly?related?to?silication?and?pyritization,?now?two?ore?bodies?have?been?found?in?the?S3?mineralization?belt.?The?following?work?should?be?focused?on?finding?new?mineralization?belt,?new?ore?body?and?amplifying?these?two?found?ore?bodies,?beyond?this,?there?are?mineral?potentials?in?regions?nearby?the?deposit?area.%小河口金矿位于河南卢氏县城以西约?32?km，矿区处于银家沟-夜长坪成矿带上。研究区内断裂发育，矿体赋存在与近东西向断裂平行的次级断裂内，赋矿断裂一般产在岩性分界线处或其附近。矿体在产状变缓处增厚，矿化与硅化、黄铁矿化关系密切，目前已在?S3?矿化带圈定两个矿体。下一步找矿方向应集中在寻找新矿化带、新矿体和扩大已知矿体规模，除此之外，矿区附近地域还有较大的找矿潜力。