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| 1 | 华南贵东杂岩体单颗粒锆石激光探针ICPMS U-Pb定年及其成岩意义显示文摘系统的单颗粒锆石激光探针ICPMS U-Pb同位素定年表明,贵东杂岩体是印支期~燕山期多次岩浆侵入形成的复式杂岩体,其中鲁溪岩体(239±5Ma)、下庄岩体(235.8±7.6Ma)是印支期花岗岩;隘子岩体(160.1±6.1Ma)、司前岩体(151±11Ma)是燕山期花岗岩。下庄岩体中1275~2137Ma残留锆石的发现,表明贵东花岗岩杂岩体的物质来源与华南元古宙陆壳基底有关。详细的单颗粒锆石激光探针ICPMS U-Pb同位素定年为研究该杂岩体的形成演化与构造作用、成矿作用的关系提供了重要的依据。 | 徐夕生 邓平 S.Y.O’Reilly W.L.Griffin 周新民 谭正中 | 2003 | 科学通报2003,48,12: | 146 |
| 2 | 安徽铜官山石英闪长岩及其包体锆石U-Pb定年与成因探讨显示文摘铜陵地区中酸性侵入岩及其岩石包体的成因与Fe, Cu成矿作用和长江中下游岩石圈动力学演化关系密切. 本文以铜陵地区代表性的中生代中酸性侵入岩铜官山岩体及其岩石包体为研究对象, 进行了仔细的岩相学研究、矿物化学电子探针成分分析和LA-ICPMS锆石U-Pb同位素定年. 铜官山角闪 石-辉石堆积岩包体中辉石、角闪石矿物的化学成分与寄主岩中相应矿物的化学成分呈明显的线性变化, 但Al含量高, 是岩浆侵位前结晶的产物. 铜官山寄主岩及微粒闪长岩包体中辉石、角闪石矿物化学成分相似, 说明它们有密切的成因联系, 形成压力相仿. 铜官山石英闪长岩中锆石颗粒的定年结果表明该岩体的结晶年龄为137.5 1.1 Ma, 与以往不同方法的定年结果十分一致, 但本次锆石U-Pb同位素LA-ICPMS定年同时揭示了晚太古代残留锆石的存在, 证实该地区中生代岩浆作用有古老下地壳物质的参与. 定年结果还表明微粒闪长岩包体的结晶年龄为137.52.4 Ma, 与寄主岩浆的结晶年龄完全一致. 此外, 本文还结合以往的Sr-Nd-Pb同位素资料, 讨论了铜官山石英闪长岩及其包体的成因. | 徐夕生 范钦成 S.Y.O’Reilly 蒋少涌 W.L.Griffin 王汝成 邱检生 | 2004 | 科学通报2004,49,18: | 77 |
| 3 | 华北地台东部古生代与新生代岩石圈地幔特征及其演化显示文摘古生代含金刚石及捕虏体的金伯利岩和新生代含捕虏体的玄武岩先后共同侵位于华北地台东部,提供了研究自古生代以来板内岩石圈地幔特征及其演化的深源岩石探针。通过对古生代与新生代、新生代时郯庐断裂带内与带外岩石圈地幔物质之间岩相学,岩石和矿物的主元素、微量元素,地幔热状态的对比研究,结合现代地球物理资料,建立了以新生地幔物质对古老岩石圈置换作用为主的华北地台东部地幔减薄模型。该模型强调,古老岩石圈地幔业已存在的幔内薄弱带及郯庐断裂带为新生地幔物质和流体提供了通道。 | 郑建平 路凤香 S.Y.O'Reilly W.L.Griffin 张明 | 1999 | 地质学报1999,73,1: | 64 |
| 4 | 中国东南部下地壳物质与花岗岩成因探索显示文摘在中国东南部中-新生代玄武质岩石中陆续找到了来自下地壳的辉长岩质麻粒岩/辉长岩深源捕掳体。本文着重研究了沿海地区广东麒麟新生代玄武质角砾岩筒中的辉长岩质麻粒岩捕掳体,并与内陆湖南道县早中生代玄武质角砾岩筒中的辉长岩、花岗片麻岩捕掳体作了比较。研究表明,辉长岩质麻粒岩是底侵作用形成的基性岩浆底垫于下地壳,并经变质作用的产物。底侵作用是重要的壳-幔作用过程,也是中国东南大陆边缘陆壳演化的重要过程。Sm-Nd同位素定年显示,中国东南大陆边缘底侵作用物质在地壳底部的结晶年龄约为112.3±17.8Ma,属晚中生代时期。此外,底侵作用在不同大地构造域的发育程度是不一致的,底侵作用发育强弱的标志是基性火山岩是否发育。 | 徐夕生 周新民 S.Y.O'Reilly 唐红峰 | 1999 | 岩石学报1999,15,2: | 63 |
| 5 | U-Pb dating of zircons from quartz diorite and its enclaves at Tongguanshan in Anhui and its petrogenetic implication显示文摘The genesis of intermediate-silicic intrusive rocks and their enclaves in Tongling are closely related to Fe, Cu mineralization, which may provide petrologic informa- tion on lithospheric dynamics in this region. Tongguanshan quartz diorite and its enclaves, representatives of the Meso- zoic intermediate-silicic intrusive rocks in the Tongling area, were studied using approaches of petrography, electron microprobe mineral chemistry and the LA-ICPMS zircon U-Pb dating. The chemical compositions of pyroxene and amphibole in pyroxene-amphibole cumulate, quartz-diorite host rock from Tongguanshan show correlative variations. The Al contents of the minerals in pyroxene-amphibole cu- mulate are higher than those in the host rocks, indicating that the cumulate crystals were crystallized before the em- placement of host magma. The consistent mineral chemical compositions between the Tongguanshan quartz diorite and the microgranular diorite enclave indicate that the enclave and host rock were crystallized under similar conditions and therefore are closely genetically related. The LA-ICPMS zircon U-Pb dating suggests that the crystallization age of Tongguanshan quartz diorite is 137.5±1.1 Ma, consistent with the previous dates by different methods. However, the present U-Pb dating also revealed the presence of late- Archean relict cores, demonstrating that older lower crustal materials were involved in the generation of Mesozoic mag- matic rocks in this area. Furthermore, the dating results show that the crystallization age of the microgranular diorite enclave is 137.5 ±2.4 Ma, the same as the crystallization age of the host magma. By integrating the previous Sr-Nd-Pb isotope data, it is also discussed the petrogenesis of quartz diorite and its enclaves in Tongguanshan. | XUXisheng FANQincheng S.Y.O'Reilly JIANGShaoyong W.L.Griffin WANGRucheng QIUJiansheng | 2004 | Chinese Science Bulletin2004,49,19: | 55 |
| 6 | Single zircon LAM-ICPMS U-Pb dating of Guidong complex(SE China)and its petrogenetic significance显示文摘Single zircon LAM-ICPMS U-Pb dating indi-cates that the Guidong granitic complex is a multistage ba-tholith formed during Indosinian-Yanshanian time. The Luxi body (239 ± 5 Ma) and the Xiazhuang body (235.8 ± 7.6 Ma) intruded during Indosinian time, whereas the Aizi body (160.1 ± 6.1 Ma) and the Siqian body (151 ± 11 Ma) formed during Yanshanian time. Inherited zircons (1275—2137 Ma) in the Xiazhuang body imply that at least part of the source rocks of the Guidong complex are from the Proterozoic basement of southeast China. Detailed single zirconLAM-ICPMS U-Pb dating results provide important evi-dence for understanding the evolution, tectonic setting andmineralisation of the complex. | XUXishenq DENGPing S.Y.O'Reilly W.L.Griffin ZHOUXinmin TANZhengzhong | 2003 | Chinese Science Bulletin2003,48,17: | 47 |
| 7 | 粤西白垩纪火山-侵入岩浆活动及其地质意义显示文摘系统的锆石激光探针ICP-MS U-Pb同位素定年揭示,粤西地区存在白垩纪(约100Ma)的火山-侵入岩浆活动.代表性火山岩有马鞍山流纹英安岩和周公顶流纹英安岩,其锆石U-Pb同位素年龄为(100±1)Ma;侵入岩包括诗洞杂岩体中的德庆二长花岗岩岩体(99±2Ma)、杏花花岗闪长岩岩体(100Ma左右)以及广平杂岩体中的调村花岗闪长岩岩体(104±3Ma).诗洞杂岩体主体(461±35Ma)和广平杂岩体主体(444±6Ma)是加里东期黑云母花岗岩.尽管白垩纪火山-侵入岩与加里东期侵入岩形成时代间隔很大,但它们均具Rb,Th,Ce,Zr,Hf,Sm富集而Ba,Nb,Ta,P,Ti亏损的微量元素地球化学特征,它们的稀土元素组成均表现为很弱的四分组效应,其Eu亏损程度依次为:白垩纪火山岩(Eu/Eu^*=0.74)、白垩纪侵入岩(Eu/Eu^*=0.35~0.58)、加里东期黑云母花岗岩(Eu/Eu^*=0.31~0.34).Sr-Nd同位素研究表明,上述火成岩具高(^87Sr/^86Sr)i值(0.7105~0.7518)、低εNd(f)值(-7.23- -11.39)的特点,两阶段Nd模式年龄值(T2DM)为1.6~2.0Ga,表明它们起源于元古代地壳基底.粤西地区的白垩纪火山-侵入岩浆活动,与包括南岭在内的中国东南部广大地区在100Ma时发生的一次重要的岩石圈拉张事件有关.华南中生代大规模中酸性火山岩浆作用形成的“火山岩线”可南延至南岭西南缘. | 耿红燕 徐夕生 S.Y.O’Reilly 赵明 孙涛 | 2006 | 中国科学(D辑)2006,36,7: | 40 |
| 8 | Petrogenesis and its significance to continental dynamics of the Neogene high-potassium calc-alkaline volcanic rock association from north Qiangtang,Tibetan Plateau显示文摘Detailed studies indicate that the main rock type of the Neogene high-potassium calc-alkaline volcanic rock association from north Qiangtang is andesite, dacite and rhyolite. They belong to typical crust-generation magmatic system and originate from the special thickened crust of the Tibetan Plateau by dehydration melting. This group of rocks exhibits LREE enrichment but no remarkable Eu anomaly that shows their source region should be a thickened deep crust consisting of eclogitic mass group, implying that the crust had been thickened and an eclogitic deep crust had been formed during the Neogene period in Qiangtang area. This understanding is important and significant to making further discussion on the uplift mechanism and continental dynamics of the Tibetan Plateau. | 赖绍聪 刘池阳 S.Y.O’Reilly | 2001 | Science China Earth Sciences2001,44,S1: | 18 |
| 9 | 北羌塘新生代火山岩长石矿物激光探针原位测试及其微量元素特征初探显示文摘利用电子探针和激光探针剥蚀系统 (LA ICP MS) ,对北羌塘半岛湖新第三纪粗面安山岩中的碱性长石和斜长石进行了系统分析 ,讨论了激光探针原位 (insitu)测试方法的有关细节及其对暗色矿物和浅色矿物的耦合性。在此基础上分析归纳了本区长石矿物中痕量元素及稀土元素地球化学性状。结果表明 ,长石中强烈地富集了Rb、Sr、Ba和Eu ,在两类长石中 ,无论是大离子亲石元素还是稀土元素 ,均未显示明显的选择性富集规律。 | 赖绍聪 刘池阳 伊海生 S.Y.O’Reilly 张明 | 2003 | 地质科学2003,38,4: | 18 |
| 10 | Trace-element of Tuoyun cli-nopyroxene:Implication for the deep processes of litho-spheric mantle beneath the southwest Tianshan,West China显示文摘Based on the LAM-ICPMS analytic results on the trace elements of clinopyroxenes in peridotitic xenoliths occurring in early-Cretaceous basalts from western Xinjiang, the properties and the deep processes, including partial melting and mantle metasomatism, of the subcontinental lithospheric mantle beneath the Tuoyun Basin are analyzed. In the northern edge of the Tarim Basin (southwest Tian-shan), the Mesozoic subcontinental lithosphere which has experienced the effect of partial melting (<10%) and intricate mantle metasomatism is characterized by Phanerozoic ’ocean-type’ mantle. The superposed influence of SiO2-un-saturated silicate melt and carbonate melt probably results in the metasomatic medium which resembles the hydrous silicated carbonate melt in some aspects. By comparing Tuoyun mantle with Cenozoic main mantle beneath eastern China, the properties are similar, while the former shows finer grain and higher diopside content of the peridotites and more conspicuous modal metasomatism. | ZHENG Jianping LU Fengxiang S.Y.O’Reilly LUO Zhaohua | 2001 | Chinese Science Bulletin2001,46,14: | 13 |
| 11 | 北羌塘新第三纪高钾钙碱火山岩系的成因及其大陆动力学意义显示文摘北羌塘新第三纪高钾钙碱系列火山岩主要岩石类型为安山岩、英安岩和流纹岩类,属典型的壳源岩浆系列,是加厚的陆壳基底脱水熔融的产物.岩石具轻稀土富集和无负Eu异常的特殊地球化学特征,表明其源区物质组成相当于榴辉岩相,从而揭示了羌塘地区在新第三纪板块碰撞这一特定的构造背景下,陆壳已经被加厚并形成了一个榴辉岩质的下地壳类型. | 赖绍聪 刘池阳 S.Y.O’Reilly | 2001 | 中国科学(D辑)2001,31,B12: | 13 |
| 12 | 新疆托云地幔单斜辉石微量元素与西南天山岩石圈深部过程显示文摘根据新疆西部早白垩世玄武岩中橄榄岩捕虏体单斜辉石的激光探针(LAM-ICPMS)微量元素分析结果, 分析了托云盆地陆下岩石圈地幔的性质及其所经受的部分熔融作用和地幔交代作用等深部过程. 塔里木盆地北缘(西南天山)中生代时的陆下岩石圈具显生宙的 '大洋型' 地幔特征, 经历了低于10%的部分熔融作用和复杂的地幔交代作用影响. 交代介质类似于含水的硅酸盐质碳酸岩熔体, 可能是SiO2不饱和的硅酸盐熔体与碳酸岩熔体叠加结果. 该地幔与中国东部新生代时的主体地幔性质相似, 但岩石的矿物颗粒总体较细、岩石中透辉石的总体含量较高、地幔显交代作用较明显. | 郑建平 路凤香 S.Y.O'Reilly 罗照华 | 2001 | 科学通报2001,46,6: | 11 |
| 13 | 透辉石的激光探针ICP质谱分析及其深部地质意义显示文摘第三纪汉诺坝玄武岩中含有大量的橄榄岩类捕虏体,通过激光探针ICP质谱对其组成矿物透辉石的分析,揭示了华北克拉通北缘岩石圈地幔的总体亏损特征和不均一性,指出岩石的部分熔融程度对透辉石的稀土元素组成特征的影响,提出复合捕虏体形成于上地幔内部的应力作用,而非后期地幔流体的交代作用。 | 陈绍海 周新华 张国辉 S.Y.O’Reilly W.L.Griffin M.Zhang | 1997 | 科学通报1997,42,16: | 7 |
| 14 | 质子微探针测定橄榄石中钙及其意义显示文摘钙是橄榄石的次要组分,电子探针分析值一般在0.1—0.5%,已处于检出限附近,有较大误差。由于钙在橄榄石和单斜辉石中的分配有作为地质温压计的潜在可能性,因此橄榄石中钙的准确含鼍测定显得尤为必要。质子诱发X射线发射(PIXE,简称质子探针)分析作为一种新的高能分析方法,由于其可实现高灵敏度、高精度及微区微粒分析,已开始逐渐在地学领域中应用。本文报道中国六合。 | 陈道公 S.Y.O'Reilly W.L.Griffin | 1992 | 科学通报1992,37,16: | 3 |
| 15 | 青藏高原北羌塘新生代火山岩黑云母地球化学及其岩石学意义显示文摘分析了北羌塘半岛湖新第三纪玻基粗面安山岩中黑云母的常量、微量及稀土元素特征.结果表明,黑云母均属钛铁黑云母类,富集大离子亲石元素Ba以及Sc,Ti,V,Cr,Co,Ni等铁族元素,而相对亏损Th,U,Pb等亲石元素.轻稀土强烈富集,轻重稀土分异显著,但Eu亏损并不严重,暗示原始岩浆来源于一个基性岩质的、相当于榴辉岩矿物相(斜长石相缺失)的源区类型. | 赖绍聪 伊海生 刘池阳 S.Y.O’Reilly | 2002 | 自然科学进展2002,12,3: | 1 |
| 16 | Cold plumes trigger contamination of oceanic mantle wedges with continental crust-derived sediments:Evidence from chromitite zircon grains of eastern Cuban ophiolites显示文摘The origin of zircon grains, and other exotic minerals of typical crustal origin, in mantle-hosted ophiolitic chromitites are hotly debated. We report a population of zircon grains with ages ranging from Cretaceous(99 Ma) to Neoarchean(2750 Ma), separated from massive chromitite bodies hosted in the mantle section of the supra-subduction(SSZ)-type Mayari-Baracoa Ophiolitic Belt in eastern Cuba. Most analyzed zircon grains(n = 20, 287 ± 3 Ma to 2750 ± 60 Ma) are older than the early Cretaceous age of the ophiolite body, show negativeε_(Hf)(t)(-26 to-0.6) and occasional inclusions of quartz, K-feldspar,biotite, and apatite that indicate derivation from a granitic continental crust. In contrast, 5 mainly rounded zircon grains(297±5 Ma to 2126±27 Ma) show positive εHf(t)(+0.7 to +13.5) and occasional apatite inclusions, suggesting their possible crystallization from melts derived from juvenile(mantle)sources. Interestingly, younger zircon grains are mainly euhedral to subhedral crystals, whereas older zircon grains are predominantly rounded grains. A comparison of the ages and Hf isotopic compositions of the zircon grains with those of nearby exposed crustal terranes suggest that chromitite zircon grains are similar to those reported from terranes of Mexico and northern South America. Hence, chromitite zircon grains are interpreted as sedimentary-derived xenocrystic grains that were delivered into the mantle wedge beneath the Greater Antilles intra-oceanic volcanic arc by metasomatic fluids/melts during subduction processes. Thus, continental crust recycling by subduction could explain all populations of old xenocrystic zircon in Cretaceous mantle-hosted chromitites from eastern Cuba ophiolite.We integrate the results of this study with petrological-thermomechanical modeling and existing geodynamic models to propose that ancient zircon xenocrysts, with a wide spectrum of ages and Hf isotopic compositions, can be transferred to the mantle wedge above subducting slabs by cold plumes. | J.A.Proenza J.M.González-Jiménez A.Garcia-Casco E.Belousova W.L.Griffin C.Talavera Y.Rojas-Agramonte T.Aiglsperger D.Navarro-Ciurana N.Pujol-Solà F.Gervilla S.Y.O’Reilly D.E.Jacob | 2018 | Geoscience Frontiers2018,9,6: | 1 |
| 17 | 麻粒岩—榴辉岩的转变:捕虏体与地球物理证据显示文摘有四种方法可以获得深部岩石类型的性质及其几何特征的信息。它们是:(1)通过对构造侵位而露出地表的露头的直接观察;(2)玄武岩和金伯利岩中捕虏体的研究;(3)遥感信息(如地震、磁法);(4)理论计算(如基于下部地壳平均成分的计算)。上述各种途径的综合,可以得出更为合理的模式,捕虏体则提供了特定地区最原始的特征,同时也提供了在较大范围内变化的信息,而这些样品都是通常情形下达不到的高压下的产物。相平衡的实验研究表明,随成分的变化,榴辉岩的矿物组合在具正常地热梯度(40mw/m^2)克拉通的下部地壳和上地幔中的许多岩石类型中是稳定的。然而,热流研究、理论模拟及捕虏体的地质温压研究均表明。 | W.L.Griffin S.Y.O'Reilly 吴福元 | 1991 | 世界地质1991,10,1: | 0 |
| 18 | Determination of Calcium in Olivine by Proton Microprobe and Its Implication显示文摘Ca is a minor component of olivine (oliv). Its concentration measured by electron microprobe (EMP) is about 0.1—0.5%, which is close to the minimum detection limit. As Ca distribution between oliv and clinopyroxene (cpx)has the possibility of being used as geothermobarometers, it is very important to measure accurately the Ca content in oliv. Proton-induced X-ray emission (PIXE) technique as a new high energy analysis method shows advantage in high sensitivity and accuracy of microanalyses and begins to be | 陈道公 S.Y.O'Reilly W.L.Griffin | 1993 | Chinese Science Bulletin1993,38,5: | 0 |
| 19 | Trace Element Composition of Clinopyroxene From Mantlederived Peridotite Xenoliths显示文摘Knowledge of the trace element distributions and concentrations in main mineral phases of mantle-derived rocks is particularly useful for understanding the partial melting, depletion and enrichment processes, and metasomatism in the earth’s mantle. Trace element data on mantle peridotites were usually obtained with large uncertainty by neutron activation analysis in China previously. We have determined trace element concentration of 173 grains of clinopyroxene (cpx) in 50 peridotite xenoliths from different areas in China using the pro- | 陈道公 S.Y.O'Reilly W.L.Griffin | 1993 | Chinese Science Bulletin1993,38,14: | 0 |
| 20 | 幔源橄榄岩包体中单斜辉石的微量元素组成显示文摘了解地幔岩石中主要矿物相的微量元素分布、丰度状况对理解部分熔融、地幔的富集和亏损以及地幔交代作用等有重要意义。以往地幔样品的微量元素多由仪器中子活化分析所得,质量不高。我们采用高精度微区微粒的质子微探针(PIXE)技术对中国不同地区50个橄榄岩包体中173个单斜辉石颗粒进行了微量元素定量测定,共获得10种微量元素和5种主要元素含量,本文对其总体情况作一扼要介绍,实测数据及模式处理等将另行报道。 | 陈道公 S.Y.O'Reilly W.L.Griffin | 1992 | 科学通报1992,37,24: | 0 |