| 贵州三都丰乐铁矿床地质特征及成因初探 |
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| 引用本文： | 游家贵,宋普红,徐春生.贵州三都丰乐铁矿床地质特征及成因初探[J].贵州地质,2011,28(3):211-214,226. |
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| 作者姓名： | 游家贵 宋普红 徐春生 |
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| 作者单位： | 贵州省地矿局104地质大队,贵州都匀,558000 |
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| 摘 要： | 贵州省三都县丰乐铁矿位于都匀以南,矿体呈层状、似层状产状,含矿岩系产于泥盆系大河口组,岩性为铁质砂岩、含铁砂岩、泥质砂岩等,脉石矿物主要为石英、白云石等,矿石品位较低,属贫铁酸性铁矿石。认为其属于＂宁乡式＂铁矿床,赤铁矿鲕粒以胶体化学方式沉积,成因类型系同生沉积成因。
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| 关 键 词： | 赤铁矿 宁乡式铁矿 贵州三都 |
Geologic Character and the Genesis of Fengle Iron Deposit in Sandu,Guizhou |
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| YOU Jia-gui,SONG Pu-hong,XU Chun-sheng.Geologic Character and the Genesis of Fengle Iron Deposit in Sandu,Guizhou[J].Guizhou Geology,2011,28(3):211-214,226. |
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| Authors: | YOU Jia-gui SONG Pu-hong XU Chun-sheng |
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| Institution: | YOU Jia-gui,SONG Pu-hong,XU Chun-sheng(104 Geological Party,Guizhou Bureau of Geology and Mineral Exploration & Development,Duyun 558000,Guizhou,China) |
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| Abstract: | Fengle iron deposit in Sandu is situated in south Duyun,the ore body occurs as lamellar or Quasi-lamellar,ore-bearing rock series occurs in Dahekou formation of Devonian system,the lithology includes brown stone,ferruginous sandstone,argillaceous sandstone and so on,gangue mineral mainly includes quartz,dolomite and so on,the ore grade I slow and belongs to poor iron acid iron ore.It＇s thought to be Ningxiang-type iron deposit,hematite oolitic sediments with colloid chemistry,the genesis is synsedimentary. |
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| Keywords: | hematite Ningxiang-type iron deposit Sandu Guizhou |
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