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    The U-Pb age of clastic zircons from ore-bearing sandstone is 283±67Ma, which is corresponding to the age of gneissic granite of the provenance area indicating the material source of uraniferous sandstone.
    赋矿地层西山窑组(J_(2x))砂体碎屑锆石U-Pb等时线年龄为283±67Ma,证实花岗岩侵入体是含矿砂体的主要物质来源。
    SHRIMP U-Pb Geochronological Research on Detrital Zircons from the Beidahe Complex-Group in the Western Segment of the North Qilian Mountains, Northwest China
    北祁连山西段北大河岩群碎屑锆石SHRIMP U-Pb年代学研究
    The age of 2142—2589 Ma for the elastic zircon from the volcanic rocks indicates that there possibly exist an early Proterozoic or Archean basement in the surveyed area and adjacent region, which is of important significance for recognizing the basement of southeastern continental margin in China.
    火山岩中2142—2589Ma的碎屑锆石年龄表明,本区或邻近地区有更老的早元古代甚至太古宙基底岩石,这对于认识中国大陆东南缘基底具有重要意义。
    (2) the captured sedimentary detrital zircon has an appearance 207Pb/208Pb age of 1823±68Ma, suggesting that the basal Changcheng System be younger than 1823Ma;
    (2)捕获锆石,多为原碎屑锆石,较年轻的一种捕获锆石的207Pb/206Pb表面年龄为1823±68Ma,这限定了长城系底界年龄应新于1823Ma;
    Metamorphosed detrital zircons from them yield two discordia with upper intercepts of 2.80±0.11 Ga and 2.03±0.05 Ga, respectively.
    变泥砂质岩石给出 2 .80± 0 .11Ga和 2 .0 3± 0 .0 5 Ga两组 (变质 )碎屑锆石年龄数据。
    Some zircons from paragneiss retain inherited cores with inherited ages of 345~743 Ma, indicating the complexity of the detrital zircons in protoliths.
    其中副片麻岩锆石核部记录了345~743 Ma的继承性锆石年龄,标志着原岩碎屑锆石来源的复杂性;
    The CL images reveal that prismatic and oscillatory-zoned zircons with Th/U>0.38 are dominant in the leucoleptite of the Wanzi Group and interpreted as detrital magmatic zircons with igneous rocks as their protoliths.
    阴极发光 (CL )图像显示浅粒岩中的锆石主要为具有震荡环带的岩浆型碎屑锆石 ,其 Th/ U >0 .38,表明原岩主要为火成岩。
    All the analyzed zircons retain inherited detrital cores with inherited ages (206Pb/238U age) of 313 -659 Ma, indicating that the detrital zircons of the protolith have a variety of sources, and partial loss of Pb from some zircons in the protolith.
    继承性碎屑锆石核部的年龄(206Pb/238U的年龄)为313-659Ma,表明原岩继承性碎屑锆石来源的复杂性,以及部分碎屑锆石在超高压变质过程中发生不完全重结晶,导致年龄变新;
    Most detrital zircons show heavy Pb loss. Five data points near the upper intercepts yield a weighted mean 207Pb/206Pb age of 3399±8 Ma, representing the age of the sedimentary source.
    碎屑锆石普遍存在强烈铅丢失,靠近上交点的5个数据点207Pb/206Pb加权平均年龄为3399Ma±8Ma,代表了物源区组成的时代。
    Six detrital zircon grains from the Proterozoic Yongning Formation were measured using this method and ~(207)Pb/~(206)Pb ages of 1965~2590 Ma were obtained.
    应用该方法测定了元古代永宁组沉积岩的碎屑锆石,获得6颗锆石的207Pb/206Pb年龄值为1 965~2 590 Ma。
    The results indicate that 51 zircon grains were derived predominantly from late-Palaeoproterozoic to early Mesoproterozoic continental crust, with ages ranging from 1.5 to 1.9 Ga. One zircon grain yielded a Neoarchean age, 5 grains derived from the erosion of the late-Mesoproterozoic rocks, and 4 grains yielded ages of about 0.9-1.0 Ga.
    61个年龄值显示锆石主要来源为1·5~1·9Ga(共51个测点,占所有测点的83·6%)的古元古代末至中元古代早期的大陆地壳,1粒碎屑锆石来自新太古代岩石,5粒来自中元古代晚期的蚀源区,4个测点为0·9~1·0Ga。
    A NEW APPROACH TO DETERMINE THE EXHUMATION HISTORY OF THE SEDIMENT PROVENANCE∶DETRITAL ZIRCON AND APATITE FISSION-TRACK THERMOCHRONOLOGY
    沉积物源区剥露历史分析的一种新途径——碎屑锆石和磷灰石裂变径迹热年代学
    MINERAL INCLUSIONS AND INTERNAL STRUCTURES OF DETRITAL ZIRCONS FROM LOWER JURASSIC SEDIMENTERY ROCKS OF THE FANGHUSHAN FORMATION IN THE HEFEI BASIN
    合肥盆地早侏罗世防虎山组沉积岩碎屑锆石的矿物包裹体及内部结构
    Formation time of supracrustal rocks in Tiejiashan granite of the Anshan area:evidence from detrital zircon SHRIMP dating
    鞍山地区铁架山花岗岩中表壳岩的碎屑锆石SHRIMP年龄及其地质意义
    Detrital Zircon of 4100 Ma in Quartzite in Burang,Tibet
    西藏普兰石英岩中发现41亿年碎屑锆石
    U-Pb ages of detrital zircons from the para-metamorphic rocks of the Qinling Group and their geological significance
    秦岭岩群副变质岩碎屑锆石年龄谱及其地质意义探讨
    Detrital Zircon Ages and Sources of Sedimentary Rocks in Penglai Formation,Eastern Shandong
    胶东地区蓬莱群沉积岩碎屑锆石年龄和物源
 

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