全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
矿床地质  2007 

浅析安徽省新桥S-Fe矿田的成因

Keywords: 地质学,地质特征,成矿作用,块状硫化物,新桥矿田

Full-Text   Cite this paper   Add to My Lib

Abstract:

为探讨新桥(S-Fe-Cu-Au)矿田的成因,笔者在近10年野外系统观察的基础上,通过对野外地质的系统分析研究和部分硫、铅同位素测试,认为新桥矿田的形成经历了两期成矿作用,即沉积成矿作用和与岩浆活动有关的成矿作用。沉积作用形成了菱铁矿矿体和胶黄铁矿矿石等,而岩浆作用是形成块状硫化物矿体的主要原因。硫化物矿体围绕岩体具有岩体→磁铁矿、黄铁矿→黄铁矿、黄铜矿和自然金→黄铁矿和铅、锌矿的分布特征,原生金矿体具有围绕岩体呈环状分布的地质特征。形成富的块状硫化物矿体的成矿流体可能为类似矿浆的富硫化物流体。

References

[1]  Zhai Y S,Xiong Y Y,Yao S Z and Liu X D.1996.Metallogeny of copper and iron deposits in the Eastern Yangtze Craton,east-central China[J].Ore Geology Reviews,11:229-248.
[2]  Zhou T F and Yue S C.2000.Forming conditions and mechanism for the fluid ore-forming system of the copper,gold deposits in the Middle and Lower reaches of the Yangtze River area[J].Acta Scientiarum Naturalium Universities Pekinensis,5 (36):697-707.
[3]  常印佛 刘湘培 吴言昌.长江中下游铜铁成矿带[M].北京:地质出版社,1991..
[4]  顾连兴 徐克勤.论长江中下游中石炭世海底块状硫化物矿床[J].地质学报,1986,60(22):176-186.
[5]  毛景文 张作衡 余金杰 王义天 牛宝贵.华北及邻区中生代大规模成矿的地球动力学背景:从金属矿床年龄精测得到启示[J].中国科学:D辑,:.
[6]  孟良义.长江中,下游铜矿床的成矿模式[J].中国科学:D辑,1996a,26(1):21-25.
[7]  万宏.铜陵桃园铁帽型金矿床氧化带与金的赋存特征[J].地质找矿论丛,1989,4(2):29-41.
[8]  杨竹森 侯增谦 蒙义峰 曾普胜 李红阳 徐文艺 田世洪 王训诚 姚孝德 姜章平.安徽铜陵矿集区海西期喷流沉积流体系统时空结构[J].矿床地质,:.
[9]  翟裕生 姚书振 林新多 周王旬若 万天丰 金福全 周宗桂.长江中下游铜铁成矿带[M].北京:地质出版社,1992.177-190.
[10]  华东冶金地质勘查局综合地质大队.安徽省铜陵县新桥铜硫铁金银矿床地质总结报告(内部资料)[R].,1995.202-206.
[11]  冶金部803地质队.安徽省铜陵市新桥硫铁矿地质勘查报告(内部资料)[R].,1971..
[12]  Cooke D R,Bull S W,Large R R and Mcgoldrici P J.2000.The importance of oxidized brines for the formation of Australian Proterozoic stratiform sediment-hosted Pb-Zn (SEDEX) deposits[J].Econ.Geol.,95:1-18.
[13]  Chang Y F,Liou X P and Wu Y C.1991.The copper-iron belt of the Lower and Middle Reaches of the Changjiang River[M].Beijing:Geol.Pub.House.234p .
[14]  Deng J F,Mo X X,Zhao H L,Luo Z H,Zhao G C and Dai S Q.1999.The Yanshanian lithosphere-asthenosphere catastrophe and metallogenic environment in East China[J].Mineral Deposits,18 (4):309-315 .
[15]  Deng J F and Wu Z X.2001.Lithospheric thinning event in the Lower Yangtze craton and Cu-Fe metallogenic belt in the Middle and Lower Yangtze River Reaches[J].Geology of Anhui,2 (11):86-91 .
[16]  Fu S G,Yan X W and Yuan C X.1977.Geological characteristics of pyrite-type copper deposits of carbonic-VMS in metallogenic belt of the Middle to Lower Reaches of the Yangtze River[J].J.Nanjing Univ.(Natural Sciences),1:43-67 .
[17]  Goodfellow W D,Lydon J M and Tumer R J.1993.Geology and genesis of stratiform sediment-hosted (SEDEX) zinc-lead-silver sulfide deposits[A].In:Kirkham R V,Sinclair W D and Thorpe R I,ed.Mineral Deposit Modeling[C].Geological Association of Canada Special Paper,40.201-254.
[18]  Gu L X and Xu K Q.1986.On submarine-massive sulfide deposits of Middle Carboniferous of the Middle and Lower Yangtze Reaches[J].Acta Geologica Sinica,6 (1):176-186 .
[19]  Han F and Sun H T.1999.Metallogenic system of SEDEX type deposits:A review[J].Earth Science Frontiers,6 (1):139-161.
[20]  Huang X C and Chu G Z.1993.Multistory metallogenic model of the Shizishan orefield in Tongling,Anhui Province[J].Mineral Deposits,12(3):221-230,252 .
[21]  Huang Z C.1999.Do the there exist sea floor volcanic eruptive sediments in the Huanglong formation,Tongling Xinqiao arrea,Anhui Province[J]? Geological J.China Univ.,1 (5):110-113 .
[22]  Li W D.1989.On the Yangtze type copper ore deposits and its origin[J].Bull.Nanjing Inst.M.R.,CAGS,10:1-13.
[23]  Liu W C,Gao D Z and Chu G Z.1996.The analysis of structure deformation and the metallogenic prediction in the Middle and Lower Yangzi Reaches[M].Beijing:Geol.Pub.House.1-96 .
[24]  Mao J W,Wang Y T,Zhang Z H,Yu J J and Niu B G.2003.The geodynamic setting of Mesozonic large-scale mineralization in north China and adjacent areas-implication from the highly precise accurate timing of meta deposits[J].Science in China (Series D),33 (8):838-851.
[25]  Mao J W,Holly S,Du A D,Zhou T F,Mei Y X,Li Y F,Zang W S and Li J W.2004.The Re-Os isotope accurate timing of copper (molybedenum) in the Middle and Lower Yangtze area and its indication for metallogenesis[J].Acta Geologica Sinica (English edition),78 (1):121-131.
[26]  Meng L Y.1996a.The isotope characters of "intrusive" massive sulfide deposits[J].Chinese Science Bulltin,41(9):808-810 .
[27]  Meng L Y.1996b.The metallogenic model of copper deposits in the Middle and Lower area[J].Science in China (Series D),1 (26):21-25 .
[28]  Pan Y M and Dong P.1999.The Lower Changjiang (Yangzi/Yangtze River) metallogenic belt,east central China:Intrusion-and wall rock-hosted Cu-Fe-Au,Mo,Zn,Pb,Ag deposits[J].Ore Geology Reviews,15:177-242.
[29]  Qin X L,Du Y S and Tian S H.2002.The first discovery of pyrite-chalcopyrite-bearing amphibole megacrysts in Tongling,Anhui Province,China[J].Progress in Nature Science,12 (8):834-838.
[30]  Tang Y C,Wu Y C,Chu G Z,Xing F M,Wang Y M,Cao F Y and Chang Y F.1998.Geology of copper-gold polymetallic deposits in the along-Changjiang area Anhui Province[M].Beijing:Geol.Pub.House.267-273 .
[31]  Wan H,1989.Features of oxidation zone and gold occurrence in gossan type gold deposit at Taoyuan,Anhui[J].Contributions to Geology and Mineral Resources Research,4 (2):28-41.
[32]  更多...
[33]  Wu G G,Zhang D,Li D X,Zhang X X,Shao Y J,Zang W S and Wang Q F.2004.Study of the emplacement mechanism of the Fenghuangshan granite pluton and related Cu-Au mineralization in Tongling,Anhui Province[J].Acta Geologica Sinica (English edition),78 (2):492-502.
[34]  Xu G and Zhou J.2001.The Xinqiao Cu-S-Fe-Au deposit in the Tongling mineral district,China:Synorogenic remobilization of a stratiform sulfide deposit[J].Ore Geology Reviews,18:77-94.
[35]  Xu Z G.1985.Genesis of Mesozoic volcanic rocks in Eastern China as discussed in the light of the characteristics of the structural stress field[J].Acta Geologica Sinica,59 (2):109-126 .
[36]  Yuan X M.2002.A tentative discussion on the copper and gold metallogenic model of the Tongguanshan orefield[J].Acta Geoscientica Sinica,6(2-3):541-546 .
[37]  Yang Z S,Hou Z Q,Meng Y F,Zeng P S,Li H Y,Xu W Y,Tian S H,Wang X C,Yao X D and Jiang Z P.2004.Spatial-temporal structures hercynian exhalative-sedimentary fluid system in Tongling ore concentration area,Auhui Province[J].Mineral Deposits,23(4):281-296.
[38]  Zeng P S,Pei R F,Hou Z Q,Meng Y F,Yang Z S,Wang X C,Tian S H,Xu W Y and Jiang Z P.2002.SEDEX-type massive sulfide deposits in Tongling block,Anhui China[J].Mineral Deposits,21(Supp.):532-535 .
[39]  Zhai Y S,Yao S Z,Lin X D,Zhou X R,Wang T F,Jin F Q and Zhou Z G.1992.The metallogeny of Fe-Cu (Au) of deposits in the Middle-Lower Reaches area of Changjiang[M].Beijing:Geol.Pub.House.1-234.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133