| 云南鹤庆县小天井锰矿地质特征及找矿标志 |
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| 引用本文： | 骆怀鹏,梁刚,郎维雄,杨宇.云南鹤庆县小天井锰矿地质特征及找矿标志[J].云南地质,2021(1):18-23. |
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| 作者姓名： | 骆怀鹏 梁刚 郎维雄 杨宇 |
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| 作者单位： | 云南省核工业二〇九地质大队 |
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| 摘 要： | 云南鹤庆县小天井锰矿矿体呈层状、似层状,局部透镜状赋存于上三叠统松桂组第三段(T3sh3)灰岩、钙质泥岩中,矿体产状与围岩一致。矿体顶板的硅钙质层是该矿的直接找矿标志。矿床成因属沉积-改造型锰矿。
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| 关 键 词： | 地层控矿 沉积-改造型矿床 云南庆县小天井 |
THE GEOLOGICAL FEATURE AND PROSPECTING CRITERIA OF XIAOTIANJING MN DEPOSIT IN HEQING,YUNNAN |
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| LUO Huai-peng,LIANG Gang,LANG Wei-xiong,YANG Yu.THE GEOLOGICAL FEATURE AND PROSPECTING CRITERIA OF XIAOTIANJING MN DEPOSIT IN HEQING,YUNNAN[J].Yunnan Geology,2021(1):18-23. |
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| Authors: | LUO Huai-peng LIANG Gang LANG Wei-xiong YANG Yu |
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| Institution: | (Geological Team 209,Yunnan Nuclear Industry,Kunming 650032) |
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| Abstract: | The orebody of XiaotianjingMn deposit in Heqing,Yunnan is bedded,straoid,lenticular locally,in Upper Triassic Songgui Formation Member 3(T3sh3)limestone,calcic mudstone.The occurrence of orebody is consistent with that of the wall rock.The top Si-Ca bed of orebody is the direct prospecting criterion of this deposit.It is a sedimentation-reformation type Mn deposit in genesis. |
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| Keywords: | Deposit Control of Strata Sedimentation-Reformation Type Deposit Xiaotianjing Heqing Yunnan |
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