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什邡式磷块岩矿床的成矿条件与冲断推覆构造
引用本文:黄富荣,邓小林.什邡式磷块岩矿床的成矿条件与冲断推覆构造[J].化工矿产地质,2011,33(1):27-32,36.
作者姓名:黄富荣  邓小林
作者单位:中化地质矿山总局地质研究院,河北,涿州,072754
摘    要:什邡式磷矿床产于松潘——甘孜造山带,受同沉积断块的控制,分布在六水闸推覆体周边,磷质来源于清平磷矿层和绵竹磷矿层,沉积环境为滞流海湾,古地貌是水下隆起,并在不断隆升中成矿.成矿后遭受冲断推覆运动的改造,形成大量柔流褶皱和阶梯断层.与沉降带磷块岩矿床地质特征有很大区别.

关 键 词:成矿条件  冲断推覆  磷块岩矿床

METALLOGENIC CONDITIONS AND THRUST DECKEN STRUCTURE OF SHIFANG PHOSPHORITE DEPOSITS
Huang Furong,Deng Xiaolin.METALLOGENIC CONDITIONS AND THRUST DECKEN STRUCTURE OF SHIFANG PHOSPHORITE DEPOSITS[J].Geology of Chemical Minerals,2011,33(1):27-32,36.
Authors:Huang Furong  Deng Xiaolin
Institution:Huang Furong Deng Xiaolin Geological Institute of China Chemical Geology and Mine Bureau,Zhuozhou,Hebei,072754,China
Abstract:Be controlled by sedimentary fault block and distributed around Liushuizha nappe,Shifang phosphorite deposits occur in the Songpan-Ganzi orogenic belt,with submarine upheaval,they sedimented in stagnant gulf.The phosphatic materials origined from Qingping and Miaozhu phosphorite ledge and formed a great deal of flow foldings and terrace faults after suffering nappe reformation,all of which are different from the characters of phosphorite deposit in depression area.
Keywords:metallogenic conditions  thrust nappe  phosphorite deposit
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