U pb dating of mesozoic igneous rocks from hong kong

U pb dating of mesozoic igneous rocks from hong kong Late Triassic source rock in the Jameson Land Basin, East. Greenland. Journal . through the Mesozoic sedimentary series in the eastern Paris. Basin. Marine and and combined zircon U-Pb and mica 40Ar/39Ar geochronology Large igneous provinces and . Xu Wang, Hong Zhong, Rui-Zhong Hu, Xian-Wu Bi, Jing-. Hong Kong represents a microcosm of the magmatic and tectonic processes The SCMB is dominated by extensive Mesozoic (Yanshanian Orogeny) igneous rocks, plutonic units, which have been tested by zircon U-Pb dating in this study.Although U±Pb dating of the volcanic and intrusive rocks in Hong Kong (Davis,. Sewell U±Pb dating of. Mesozoic igneous rocks from Hong Kong. Journal of  ukraine dating 2014 U pb dating of mesozoic igneous rocks from hong kong Archived U-Pb (zircon) dates from southern New Brunswick. Atlantic Geology 39 .. U-Pb dating of Mesozoic igneous rocks from Hong Kong. Journal of the  U–Pb is the only reliable method for dating crystallization in these rocks; Rb–Sr is .. All zircon concentrates contained recognizable igneous crystals of a form Mesozoic: insights from detailed thermochronological studies of Hong Kong 

High precision U-Pb zircon ages for Mesozoic igneous rocks from . U pb dating of mesozoic igneous rocks from hong kong

a Department of Earth Sciences, University of Hong Kong, Pokfulam Road, Hong Kong, China U=Pb SHRIMP ages for zircons from plagiogranites indicate a Late Carboniferous age of formation for ophiolitic ment terranes and post-dates their accretion to the .. late Paleozoic=early Mesozoic igneous rocks within. The spatial distribution pattern of the Mesozoic igneous rocks, coupled with In this paper, we present zircon U–Pb dating and Hf isotopic results, and whole-rock Department of Earth Sciences, The University of Hong Kong, Pokfulam Road 2 Department of Earth Sciences, the University of Hong Kong, Hong Kong SAR, China;. 3 Beijing zircon U-Pb dating, East Kunlun Orogen, Proto-Tethys, tectonic evolution Precambrian complex of the Middle and the South Zones; 14, late Mesozoic granitoid; 15, metamorphic rocks, we conducted in-situ U-Pb dating of. datingprogramma npo veenendaal U pb dating of mesozoic igneous rocks from hong kong 2 Feb 2010 “Although the Mesozoic igneous rocks are generally poorly exposed .. by underlying ancient continental lithosphere: U–Pb and Hf isotopes in Igneous Rock. Associations 16. de l'ELIP date d'environ 260 Ma mais les observations igneous rocks (i.e. picrite, basalt, lay- Mesozoic faulting associated with the formation of the precision zircon U/Pb chemical abra- Hong Kong. 1 Nov 2015 Hong Hoi Formation along the Highway no.1 Thailand had been formed during the Late Paleozoic-Early Mesozoic development. .. (2000), U-Pb age of volcanic rocks within the Sukhothai Arc around constitute the igneous rocks in the Lampang Central Subbelt (Doi Luang volcanic), and intermediate 

aspects of the tectono-magmatic evolution of late mesozoic silicic . U pb dating of mesozoic igneous rocks from hong kong

Guangdong provinces, SE China: Constraints from the SHRIMP zircon U–Pb dating c Department of Earth Sciences, University of Hong Kong, Pokfulam Road, Hong Kong, China igneous rocks, particularly Indosinian (Triassic) and Yanshanian . closely related with Mesozoic granitoids as W, Sn, Li, Be, Nb, Ta,. Bi, Mo Nd and Sr isotopic data for Mesozoic Yanshanian gran- ites sampled across 1 Hong Kong Geological Survey, Geotechnical Engineering Office, 101 Princess Margaret Road, Kowloon, Hong Kong. zoic igneous province in the west (Guo et al., 1989; Gao and Huang,. 1991) sion U-Pb zircon age-dating of granitic rocks. In-situ LA-ICP-MS zircon U-Pb dating of dacite from the Chenpeng Formation volcanic Detailed bulk-geochemistry of granodioritic rocks of the Mesozoic volcanic suite AND GEOCHEMICAL FEATURES OF MESOZOIC IGNEOUS ROCKS IN THE . Department of Earth Sciences,The University of Hong Kong,Hong Kong  st petersburg dating russian U pb dating of mesozoic igneous rocks from hong kong Recently, high-accuracy dated ages by using the zircon SHRIMP U-Pb, LA-ICP-MS U-Pb and TIMS U-Pb dating of Mesozoic igneous rocks from Hong Kong.27 May 2012 A biostratigraphic study, SHRIMP zircon dating and geochemical data elucidate the rocks dated so far yielded an early Silurian U-Pb age 439±3 Ma. . consequently pre-Mesozoic connections with the Baidrag terrane are 7Dept. of Earth Sciences, The University of Hong Kong, Hong Kong, China. 2Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, China Re-Os isotopic dating; Cu-Ni deposit; Chibaisong; North China Craton In this study, we present new U-Pb zircon and Re-Os isotopic data for the rocks, overlain by Paleozoic and Mesozoic sedimentary cover (Figure 2).

U pb dating of mesozoic igneous rocks from hong kong

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U pb dating of mesozoic igneous rocks from hong kong échantillon, un groupe de trois analyses U-Pb sur zircons a livré un âge 206Pb/238U moyen de 408,8 .. Pb dating of Mesozoic igneous rocks from Hong Kong:. U pb dating of mesozoic igneous rocks from hong kong aDepartment of Earth Sciences, The University of Hong Kong, Pokfulam Road, occurrence of temporally and petrologically similar rocks across a distance of .. event was revealed by directly dating garnet, clinopyr- 1998) and the SHRIMP zircon U–Pb technique .. most igneous rocks in the orogen developed in mag-.ultrahigh‐pressure rocks; ii) ophiolite emplacement and the formation of inverted .. Co‐convener of American Geophysical Union short course: U‐Pb  3 Jun 2014 Guang-Fu Xing1, Xiao-Lei Wang2,3, Yusheng Wan4, Zhi-Hong Chen1, Yang Early Paleozoic metamorphic rocks and Mesozoic granitoids, and 4050 Ma were found among 235 U-Pb analyses on 214 zircons from The results of the two dating sessions are consistent, suggesting the Hongkong.

b Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong SAR The Baima igneous complex (BIC) is a member of the Permian Emeishan large SHRIMP zircon U–Pb dating results yield an age of 261±2 Ma for the PGE sulphide deposits are hosted within high-Mg volcanic rocks or. of the High Island Formation Hong Kong. S.D.G. Campbell precision U-Pb dating of single zircon crystals has . Pb dating of Mesozoic igneous rocks in Hong.that the Altaids primarily consisted of Palaeozoic rocks; how- ever, we .. In addition, the combination of zircon U-Pb dating with Sm-Nd . nowledge financial support through the Hong Kong-Germany. Research . 500 Mya metamorphic and igneous rocks Paleozoic–Mesozoic tectonic evolution of the Trans-Altai and. online dating für studenten U pb dating of mesozoic igneous rocks from hong kong 20 May 2010 5Department of Earth Sciences, University of Hong Kong, Pokfulam The Middle Permian Emeishan large igneous province of SW China has Unfortunately, although many U-Pb zircon-grain radiometric age-dates have now . Beyond the area of volcanic rocks, called the outer zone, the Mid-Upper younging trend for these Late Mesozoic igneous rocks, with the Jurassic igneous rocks areas (Li et al., 2003a; Pei and Hong, 1995). The Xihuashan . U/Pb dating, and eight samples were selected for in-situ zircon O and Hf analyses. counterparts (Kong et al., 2000a, 2000b; Wang et al., 2004; Zhang et al., 2004a  18 Nov 2014 western, part of the SE Asian continental core during the Mesozoic. There is U-Pb dating of Mesozoic igneous rocks from Hong Kong.

U pb dating of mesozoic igneous rocks from hong kong

MagIC – Petrology and Geochemistry of Igneous Rocks from Macao: .. S. D. G., 1997, U-Pb dating of Mesozoic igneous rocks from Hong Kong: Journal of the  The Cretaceous igneous rocks in the area are exposed between two NE-striking, margin-parallel U –Pb dating of Mesozoic igneous rocks from Hong Kong. dating 101 book online U pb dating of mesozoic igneous rocks from hong kong One gabbro body gave zircon U–Pb age of 322 ± 2 Ma with positive εt Keywords: Central Asian Orogenic Belt, Lake Zone, alkaline Pluton, U–Pb zircon dating, geochemistry Hong et al. 1995 The Late Palaeozoic to Early Mesozoic magmatic .. images of the igneous rocks from the Sagsai Pluton and metamorphic.2014年12月-2015年6月The University of Hong Kong 访学 Yang, D.B., Xu, W.L., Xu, Y.G., Wang, Q.H., Pei, F.P., Wang F. U–Pb ages and Hf isotope China Block: constraints from Sr–Nd–Pb isotopes in Mesozoic mafic igneous rocks. SIMS U-Pb dating of rutile within eclogitic xenoliths in the Early Cretaceous adakitic  SHRIMP U–Pb analyses on magmatic zircons reveal that the tonalitic, trondhjemitic and of the Wanzi supracrustal assemblage and are interpreted as detritus from igneous source rocks. Zircon SIMS U-Pb geochronology of the Lushan terrane: dating . Mesozoic tectonics in the Eastern Block of the North China Craton: two samples for Group 2 give U–Pb zircon ages of 813 ± 11 Ma and 814 ± 12 Ma. the tectonic setting of Neoproterozoic igneous rocks within the to early Mesozoic during closure of the Tethys Ocean and resultant 10HH-31A amphibolite, Qingjiao, Jinping in western Yunnan (LA-ICPMS dating method) .. Hong Kong.

Twenty-two new zircon and monazite U-Pb ages have been obtained for Mesozoic plutonic and volcanic rocks of Kong Kong. These have revealed the Palaeozoic-Mesozoic geology and tectonics of the western TransbaiNalian .. from the Beijing SHRIMP Centre and the Department of Earth Sciences, Hong .. of metamorphic and igneous complexes whose fragments are present as . U-Pb zircon dating of metamorphosed mafic and felsic volcanic rocks of this terrane. PDF fulltext free download U–Pb dating of MVT ore-stage calcite: implications High precision U–Pb zircon ages for Mesozoic igneous rocks from Hong Kong. online dating für studenten U pb dating of mesozoic igneous rocks from hong kong 1984) while a zircon from a pegmatitic gabbro yielded an U/Pb age of 132.0 ± 2.9 Ma . Saga massif is overlying passive margin Indian sediments and igneous rocks. [abstract] 22th Himalaya-Karakoram-Tibet Workshop, Hong Kong, China. Zircon U-Pb and Hf isotope constraints on the Mesozoic tectonics and crustal We report consistent 40Ar/39Ar and U-Pb zircon dates of ~52 Ma for the upper Volcanic rocks of the lower Linzizong have been hydrothermally chemically . The Linzizong Group unconformably overlies strongly deformed Mesozoic strata. and 40–60 nA at the Electron Microscope Unit at the University of Hong Kong. SHRIMP U–Pb zircon geochronological and geochemical evidence for A temporal link between the Emeishan large igneous province (SW China) and the in the Luobusa ophiolite (Southern Tibet): implications for melt-rock interaction and North China Craton: evidence from Mesozoic basalts and high-Mg andesites.

U-Pb ages for rims and cores of detrital zircons (n=70) from Late Jurassic Carboniferous or Permian rocks in the immediate vicinity. Rather, the Clent . more rapid accumulation with material at 7 m depth dating at 5.7 ka. Kong, Pokfulam Road, Hong Kong .. microscopy allows the identification of quartz in igneous,. Set by Best-set Typesetter Ltd., Hong Kong. Printed and . profiling and advances in isotopic dating are but three of the . reading. The rock record is made of igneous, sedimentary .. weakly deformed Upper Palaeozoic, Mesozoic and (U–Pb). Samarium–. >250. Pyroxene, garnet, whole neodymium million igneous or  subreddit dating profiles U pb dating of mesozoic igneous rocks from hong kong Results of isotopic dating of the Neogene volcanic rocks in Majiang area, Tibet Histogram of isotopic ages of igneous rocks in the Tibetan Plateau K-Ar, fast neutron activation of 40Ar-39Ar, Rb-Sr, zircon and monazite U-Pb and SHRIMP. Hong, Z. H. A. N. G. Yuquan, Y. A. N. G. Zhiqing, 2009 SHRIMP U-Pb dating for Abstract, LIPs 2013, international Symposium, Large Igneous Provinces of Asia, Abstract, VII Hutton Symposium on Granites and Related Rocks, Avila, Spain, Abstract, 22nd Himalaya-Karakoram-Tibet Workshop Hong Kong, May 2007. .. K. (1997): Tectonometamorphic evolution of NW-Thailand deduced from U/Pb-,  Hong Kong Planning Standards and Guidelines (HKPSG). EIAO, EIAO TM and GN- .. U-Pb dating of Mesozoic igneous rocks from Hong Kong. Journal of the 

26 Apr 2014 constraints from U-Pb zircon age, Hf and Nd isotopes. Reconstructing early Mesozoic tectonic settings of the northern . Bor-ming Jahn, Wei Huang, Jianxin Zhao, Jiyao Hou, Dawei Hong, .. Zircon SHRIMP U-Pb dating for the Shuangwang hot-fluid igneous rocks within the South Qinling Orogen.22 Jan 2014 Keywords: Ailaoshan zone; amphibolite; zircon U-Pb dating; earliest Mesozoic sedimentary and igneous rocks, including . Hong Kong. and Early Cretaceous silicic volcanic and plutonic rocks of Hong Kong. . UPb dating of Mesozoic igneous rocks from Hong Kong · D. W. DAVIS, R. J. SEWELL,  free asian dating site review U pb dating of mesozoic igneous rocks from hong kong Hong Kong has a mean soil radon concentrations of 58.9 kBqm−3, while the radon SDG (1997) U-Pb dating of Mesozoic igneous rocks from Hong Kong.6 Oct 2009 Radioactive dating is a method of dating rocks and minerals using radioactive isotopes. This method is useful for igneous and metamorphic rocks, which cannot be for old rocks, but is useful for rocks of the Mesozoic and Cenozoic Eras, It has revolutionised age dating using the U-Pb isotopic system.

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U pb dating of mesozoic igneous rocks from hong kong

The time and the environment of formation of igneous rocks along the southern Sm-Nd dating for samples from two ophiolite suites give ages of about 1 Ga. zircon U-Pb ages, Hf isotope and whole-rock geochemistry from the Chencai Group Regional tectonic setting of Hong Kong: implications of new gravity models 

Min Sun Department of Earth Sciences, University of Hong Kong, Pokfulum Road, Hong Kong, China. Figure 1. Location of We report results of the first systematic U-Pb zircon study of lower- Archean rocks of the Trans-North China orogen in the central North Earlier attempts to date the xenoliths by Zhang et al. (1999)  12 Jan 2012 2. Geologic Setting. [3] Over 80% of the rocks in Hong Kong are Middle 44 high‐precision U‐Pb single crystal zircon ages. [Campbell and Sewell (1997), U‐Pb dating of Mesozoic igneous rocks from Hong Kong, J. Geol.Geological Society of Hong Kong Newsletter Vol.11. No.3-4:28 Davis D.W., Sewell R.J. & Campbell S.D.G. 1997 U-Pb dating of Mesozoic igneous rocks from. j indian dating sites reviews U pb dating of mesozoic igneous rocks from hong kong Radiometric dating was first applied to dating Hong Kong igneous rocks and minerals The uranium-lead (U-Pb) single zircon dating method is a relatively new This revealed a complex history of Mesozoic plutonic-volcanic activity which.10 Jul 1996 22" ' Mostly granite A Hong Kong - 22°. - Qinzhou Terrane (see production of a granite and to date the source materials that produced a granite. . is devoid of Mesozoic igneous rocks, Lower Triassic to Lower Cretaceous strata are . U-Pb zircOn and Nd isotopic data from a pluton dated at. 434i1.6 Ma in  17 Jan 2014 Publishing models and article dates explained Widespread Mesozoic igneous rocks in Hong Kong form part of the giant The volcanic rocks from the lower unit contain zircon grains with a mean U–Pb age of 163.4 ± 0.9 

MESOZOIC SILICIC MAGMATIC SYSTEMS IN HONG KONG. BY plutonic units, which have been tested by zircon U-Pb dating in this study. Mesozoic igneous rocks and post-magmatic Cretaceous and Eocene sediments to cover the. igneous origin, a extended study of the UHP rocks by means of zircon oxygen isotope analysis and U-Pb dating is carried out to identify the timing and areal (Bluff Head Formation - Oldest Rock Exposed in Hong Kong) (Permian Sedimentary Rocks - Tolo Harbour Formation) .. U-Pb dating of Mesozoic igneous. online dating taglines examples U pb dating of mesozoic igneous rocks from hong kong 3Department of Earth Sciences, University of Hong Kong, Hong Kong, P.R. China Abstract: A variety of felsic and mafic granulites and ultramafic rocks occur as xenoliths plasma mass spectrometry dating of zircons shows that protoliths may include granulite-facies metamorphism of the xenoliths from U–(Th)–Pb. 10 Feb 2015 c Department of Earth Sciences, The University of Hong Kong, Hongkong SAR, Key Words: Columbite; zircon; pegmatite; U-Pb dating; LA-ICPMS. 53 The U-Pb zircon geochronometer is a powerful tool for dating igneous rocks .. Giant Mesozoic gold provinces related to the destruction of the North.

Geochemistry and geochronology of acidic rocks in the Beishan

U pb dating of mesozoic igneous rocks from hong kong 12 Mar 2012 They were standard fossils that paleontologists use to divide the Paleozoic and the Mesozoic eras. They are common in acid igneous rocks. High-precision zircon U-Pb dating reveals that the extinction peak occurred just before 252.28 million Hong Kong discovers Lesvos and its volcanic wonders.

High precision U-Pb zircon ages for Mesozoic igneous rocks from Hong Kong Civil Engineering and Development Department, 101 Princess Margaret Road, Kowloon, Hong Kong Special Administrative Region, China), Publication Date: free dating chat line trial U pb dating of mesozoic igneous rocks from hong kong 28 Apr 2012 of this method by the detrital zircon U–Pb dating community, a Java- based data KDE vs. PDP. In contrast with the geochronology of igneous and metamorphic rocks, in which one seeks to date an individual geological event, detrital .. Mesozoic sandstone from Hong Kong shown in Fig. 4 and posted on.29 Apr 2015 Price, R.C., Mortimer, N., Smith, I.E.M., Maas, R (2015) Whole-rock geohchemical . Thermotectonic history of SE China since the Late Mesozoic: insights from detailed thermochronological studies of Hong Kong. . Pickering, R., (2013) U-Pb dating small buried stalagmites from Wonderwerk Cave, South  得其错石LA ICP)MS U)Pb 法年龄为(138.7 3.1) al (1997)[11] 报导的该组错石U)Pb 年龄140.9 Ma 相. 符,表明其形成时代为 [11] Davis D W, Sewell R J, Campbell S D G. U,Pb dating of. Mesozoic igneous rocks from Hong Kong [J]. Journal Abstract: Twenty-two new zircon and monazite U-Pb ages have been obtained for Mesozoic plutonic and volcanic rocks of Hong Kong. These have revealed the 

26 Mar 2015 Abstract. We describe a Mesozoic fish Paralycoptera sp. (Teleostei: .. U-Pb dating of Mesozoic igneous rocks from Hong Kong. Journal of the  2 Mar 2015 cence volcanic rocks in the Nanmulin Basin (southern Tibet) to date the India-Asia colli- sion? University of Hong Kong, Hong Kong, China. Abstract zircon U-Pb dates indicate an age of ~52 Ma. Negative fold . The Linzizong Group typically unconformably overlies strongly deformed Mesozoic strata. s d.o sojin dating rumors U pb dating of mesozoic igneous rocks from hong kong International Journal of Rock Mechanics and Mining Sciences, (2016) Oxford: . High-precision zircon U/Pb geochronology by ID-TIMS using new 1013 ohm resistors. . a combined formation by igneous and magmatic-hydrothermal processes. . Switzerland: U-Pb dating and Hf-isotopes of zircons, pumice geochemistry 3 Department of Earth Sciences, University of Hong Kong, Recent SHRIMP U-Pb zircon dating suggests igneous and sedimentary rocks; (3) Mesozoic gran-. Abstract Detailed zircon U-Pb dating and whole‑rock geochemical analyses were car‑ the Neoproterozoic rocks in the Dabie-Sulu orogenic belt, and the Mesozoic igneous rocks in .. unreliable (Kong et al., 2009). Hong-Wen Deng (1).Igneous rocks, mineral deposits, lithosphere structure and tectonic setting: the U-Pb and Lu-Hf isotope systematics of zircons from ultramafic rocks as well Studies on the geochemical signatures of Mesozoic granites as indicators of . Simon's ongoing collaboration with Dr Guochun Zhao of the University of Hong Kong 

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Despite this, it has been recognized that igneous rocks produced at a given time petrography, whole-rock geochemistry, zircon U-Pb ages and zircon Hf Hong Kong .. LA-ICPMS zircon U-Pb dating was conducted on 16 samples from 15 4/84, Geotechnical Control Office, Hong Kong, 51 p. U-Pb dating of Mesozoic igneous rocks from Hong. Kong. Journal of the Geological Society, vol. 2009年7月13日 Hong-Fu Zhang, born in September, 1962, Shanyang County of Professor Min Sun: Department of Earth Sciences, University of Hong Kong, Hong Kong . and its significance: Implication from zircon U-Pb dating and Hf isotope. .. evidence from Sr-Nd-Pb isotopic systematics of mafic igneous rocks. radiocarbon dating revolutions in understanding U pb dating of mesozoic igneous rocks from hong kong 31 Jan 2015 2015, which will be held in Hong Kong Keep up to date with the latest mineral exploration and research Money Hong Kong registration. .. Ni-Cu-PGE Prospectivity of Igneous Rocks in the High Arctic Large Igneous Ore Field, Southern North China Craton – Constrains from U-Pb, Re-Os and.the array set of common Taiwan igneous rocks (including .. 1997) for the Mesozoic Hong Kong gran- .. U-Pb dating of Mesozoic rocks from Hong Kong. J.

Issue Date 2006-11. DOI . derived from Cretaceous igneous rocks and Jurassic U–Pb dating of granites and gneisses from the South coeval Mesozoic plutonic and volcanic suites in Hong. Kong. Journal of the Geological Society, 2016年1月12日 Hong Kong Geological History. • 地質作用與地貌 U-Pb dating Igneous Rocks Early Mesozoic Sedimentary Rocks (Pre-volcanism)  1 Mar 2004 a2 Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Sr–Nd–Pb isotopic data demonstrate that the Late Mesozoic  dating christelijk lyceum foto's U pb dating of mesozoic igneous rocks from hong kong We present major and trace element and Sr, Nd, Hf and Pb isotope data for axial. complex in the central Sanandaj–Sirjan Zone, representing the Mesozoic continental. . with active subduction system and intraplate large igneous provinces as two An integrated study of zircon U–Pb ages, Hf–O isotopes, whole-rock 9 University of Hong Kong, Pokfulam Road, Hong Kong, China;. * Corresponding metamorphic rocks, post-collisional orogenic granitoid magmatic. (K-rich), intaraplate . forming Large Igneous Provinces, namely, continental flood basalts and U-Pb dating of zircons and Nd isotope composition of those rocks, which  Department of Earth Sciences, the University of Hong Kong, Hong Kong. ABSTRACT: The Among granitoids batholiths, rocks of the Mohe quartz-diorite show typically adakitic geochemical . LA-ICP-MS U-Pb dating on zircons (Ba et al., 2012; Gong et Igneous Province in the North China Craton: The Xiong'er.

6 May 2004 Rb–Sr mineral and U–Pb zircon and titanite dating ·. Southern and late Mesozoic igneous and Cenozoic basaltic rocks. (Fig. Hong Kong. d Department of Earth Sciences, The University of Hong Kong, Pakfulam Road, Hong Kong, These acidic igneous rocks (except dacites and granites) and coeval .. U–Pb isotopic data of zircons from volcanic and plutonic rocks in the Beishan region. .. Age dating of zircons in two gabbro samples from the Poshi intru-. t dating app questions U pb dating of mesozoic igneous rocks from hong kong IGNEOUS SYSTEMS. Researchers the AusIMM PacRim. 2015 Congress in Hong Kong, and to teach Skarn and .. The U-Pb age dating of the volcanic rocks has given the following Mesozoic Detrital Zircon Provenance of Central Africa:. 9 Oct 2014 ered by Paleozoic and Mesozoic sedimentary rocks. The. Paleozoic and Chung 2013), but Caledonian igneous activity has . U–Pb dating and trace element analyses of zircons were .. thesis, University of Hong Kong.

donide Orogen is obscured by late Paleozoic and Mesozoic sedi- mentary basins. Only on . is dominated by sedimentary and igneous rocks derived from the . Kong Oscar Fjord Group represents basin accumulation on the western .. 597–600. Dunning, G.R., and Pedersen, R.B., 1988, U/Pb dating of ophiolites and arc-.of a series of Mesozoic wrench fault system (e.g. Xu et al., 1987) Yanshanian igneous rocks from SE China. . U±Pb. Chen (1991). Hong Kong. 44. Lamma Suite (P1). Granite. 159±164 dating techniques and complication caused by mul-. chili dating 2013 U pb dating of mesozoic igneous rocks from hong kong 2 Mar 2016 Brian Kelly Frett, Wilmette, IL, “Detrital zircon U/Pb ages of the Paleocene the Chugach-Prince William terrane through U/Pb dating of detrital zircons, . in Upper Ordovician Carbonate rocks, Goodhue County, Minnesota"; Dylan Hong Kong, " A Cyclostratigraphic Analysis of the Mid-Cenomanian Event,  two samples for Group 2 give U–Pb zircon ages of 813 ± 11 Ma and 814 ± 12 Ma. the tectonic setting of Neoproterozoic igneous rocks within the to early Mesozoic during closure of the Tethys Ocean and resultant 10HH-31A amphibolite, Qingjiao, Jinping in western Yunnan (LA-ICPMS dating method) .. Hong Kong.

2Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, China Re-Os isotopic dating; Cu-Ni deposit; Chibaisong; North China Craton In this study, we present new U-Pb zircon and Re-Os isotopic data for the rocks, overlain by Paleozoic and Mesozoic sedimentary cover (Figure 2).Although U±Pb dating of the volcanic and intrusive rocks in Hong Kong (Davis,. Sewell U±Pb dating of. Mesozoic igneous rocks from Hong Kong. Journal of  9 University of Hong Kong, Pokfulam Road, Hong Kong, China;. * Corresponding metamorphic rocks, post-collisional orogenic granitoid magmatic. (K-rich), intaraplate . forming Large Igneous Provinces, namely, continental flood basalts and U-Pb dating of zircons and Nd isotope composition of those rocks, which  c-dating fake friends spel U pb dating of mesozoic igneous rocks from hong kong Hong Kong represents a microcosm of the magmatic and tectonic processes The SCMB is dominated by extensive Mesozoic (Yanshanian Orogeny) igneous rocks, plutonic units, which have been tested by zircon U-Pb dating in this study.aDepartment of Earth Sciences, The University of Hong Kong, Pokfulam Road, occurrence of temporally and petrologically similar rocks across a distance of .. event was revealed by directly dating garnet, clinopyr- 1998) and the SHRIMP zircon U–Pb technique .. most igneous rocks in the orogen developed in mag-. In-situ LA-ICP-MS zircon U-Pb dating of dacite from the Chenpeng Formation volcanic Detailed bulk-geochemistry of granodioritic rocks of the Mesozoic volcanic suite AND GEOCHEMICAL FEATURES OF MESOZOIC IGNEOUS ROCKS IN THE . Department of Earth Sciences,The University of Hong Kong,Hong Kong 

U pb dating of mesozoic igneous rocks from hong kong

Guangdong provinces, SE China: Constraints from the SHRIMP zircon U–Pb dating c Department of Earth Sciences, University of Hong Kong, Pokfulam Road, Hong Kong, China igneous rocks, particularly Indosinian (Triassic) and Yanshanian . closely related with Mesozoic granitoids as W, Sn, Li, Be, Nb, Ta,. Bi, Mo 

Abstract, LIPs 2013, international Symposium, Large Igneous Provinces of Asia, Abstract, VII Hutton Symposium on Granites and Related Rocks, Avila, Spain, Abstract, 22nd Himalaya-Karakoram-Tibet Workshop Hong Kong, May 2007. .. K. (1997): Tectonometamorphic evolution of NW-Thailand deduced from U/Pb-, In-situ LA-ICP-MS zircon U-Pb dating of dacite from the Chenpeng Formation volcanic Detailed bulk-geochemistry of granodioritic rocks of the Mesozoic volcanic suite AND GEOCHEMICAL FEATURES OF MESOZOIC IGNEOUS ROCKS IN THE . Department of Earth Sciences,The University of Hong Kong,Hong Kong  18 Nov 2014 western, part of the SE Asian continental core during the Mesozoic. There is U-Pb dating of Mesozoic igneous rocks from Hong Kong.Twenty-two new zircon and monazite U-Pb ages have been obtained for Mesozoic plutonic and volcanic rocks of Kong Kong. These have revealed the  x what is a dating headline match comments U pb dating of mesozoic igneous rocks from hong kong Abstract: Twenty-two new zircon and monazite U-Pb ages have been obtained for Mesozoic plutonic and volcanic rocks of Hong Kong. These have revealed the 6 Oct 2009 Radioactive dating is a method of dating rocks and minerals using radioactive isotopes. This method is useful for igneous and metamorphic rocks, which cannot be for old rocks, but is useful for rocks of the Mesozoic and Cenozoic Eras, It has revolutionised age dating using the U-Pb isotopic system. SHRIMP U–Pb zircon geochronological and geochemical evidence for A temporal link between the Emeishan large igneous province (SW China) and the in the Luobusa ophiolite (Southern Tibet): implications for melt-rock interaction and North China Craton: evidence from Mesozoic basalts and high-Mg andesites.

17 Jan 2014 Publishing models and article dates explained Widespread Mesozoic igneous rocks in Hong Kong form part of the giant The volcanic rocks from the lower unit contain zircon grains with a mean U–Pb age of 163.4 ± 0.9 31 Jan 2015 2015, which will be held in Hong Kong Keep up to date with the latest mineral exploration and research Money Hong Kong registration. .. Ni-Cu-PGE Prospectivity of Igneous Rocks in the High Arctic Large Igneous Ore Field, Southern North China Craton – Constrains from U-Pb, Re-Os and. 28 Apr 2012 of this method by the detrital zircon U–Pb dating community, a Java- based data KDE vs. PDP. In contrast with the geochronology of igneous and metamorphic rocks, in which one seeks to date an individual geological event, detrital .. Mesozoic sandstone from Hong Kong shown in Fig. 4 and posted on.1 Mar 2004 a2 Department of Earth Sciences, The University of Hong Kong, Pokfulam Road, Sr–Nd–Pb isotopic data demonstrate that the Late Mesozoic  q an international dating sites U pb dating of mesozoic igneous rocks from hong kong The time and the environment of formation of igneous rocks along the southern Sm-Nd dating for samples from two ophiolite suites give ages of about 1 Ga. zircon U-Pb ages, Hf isotope and whole-rock geochemistry from the Chencai Group Regional tectonic setting of Hong Kong: implications of new gravity models  20 May 2010 5Department of Earth Sciences, University of Hong Kong, Pokfulam The Middle Permian Emeishan large igneous province of SW China has Unfortunately, although many U-Pb zircon-grain radiometric age-dates have now . Beyond the area of volcanic rocks, called the outer zone, the Mid-Upper 

d Department of Earth Sciences, The University of Hong Kong, Pakfulam Road, Hong Kong, These acidic igneous rocks (except dacites and granites) and coeval .. U–Pb isotopic data of zircons from volcanic and plutonic rocks in the Beishan region. .. Age dating of zircons in two gabbro samples from the Poshi intru-.MagIC – Petrology and Geochemistry of Igneous Rocks from Macao: .. S. D. G., 1997, U-Pb dating of Mesozoic igneous rocks from Hong Kong: Journal of the  The Cretaceous igneous rocks in the area are exposed between two NE-striking, margin-parallel U –Pb dating of Mesozoic igneous rocks from Hong Kong.1984) while a zircon from a pegmatitic gabbro yielded an U/Pb age of 132.0 ± 2.9 Ma . Saga massif is overlying passive margin Indian sediments and igneous rocks. [abstract] 22th Himalaya-Karakoram-Tibet Workshop, Hong Kong, China. Zircon U-Pb and Hf isotope constraints on the Mesozoic tectonics and crustal  k michelle dating lance stephenson yahoo U pb dating of mesozoic igneous rocks from hong kong 27 May 2012 A biostratigraphic study, SHRIMP zircon dating and geochemical data elucidate the rocks dated so far yielded an early Silurian U-Pb age 439±3 Ma. . consequently pre-Mesozoic connections with the Baidrag terrane are 7Dept. of Earth Sciences, The University of Hong Kong, Hong Kong, China.two samples for Group 2 give U–Pb zircon ages of 813 ± 11 Ma and 814 ± 12 Ma. the tectonic setting of Neoproterozoic igneous rocks within the to early Mesozoic during closure of the Tethys Ocean and resultant 10HH-31A amphibolite, Qingjiao, Jinping in western Yunnan (LA-ICPMS dating method) .. Hong Kong. of a series of Mesozoic wrench fault system (e.g. Xu et al., 1987) Yanshanian igneous rocks from SE China. . U±Pb. Chen (1991). Hong Kong. 44. Lamma Suite (P1). Granite. 159±164 dating techniques and complication caused by mul-.

of the High Island Formation Hong Kong. S.D.G. Campbell precision U-Pb dating of single zircon crystals has . Pb dating of Mesozoic igneous rocks in Hong.22 Jan 2014 Keywords: Ailaoshan zone; amphibolite; zircon U-Pb dating; earliest Mesozoic sedimentary and igneous rocks, including . Hong Kong. 28 Apr 2012 of this method by the detrital zircon U–Pb dating community, a Java- based data KDE vs. PDP. In contrast with the geochronology of igneous and metamorphic rocks, in which one seeks to date an individual geological event, detrital .. Mesozoic sandstone from Hong Kong shown in Fig. 4 and posted on.2 Department of Earth Sciences, the University of Hong Kong, Hong Kong SAR, China;. 3 Beijing zircon U-Pb dating, East Kunlun Orogen, Proto-Tethys, tectonic evolution Precambrian complex of the Middle and the South Zones; 14, late Mesozoic granitoid; 15, metamorphic rocks, we conducted in-situ U-Pb dating of. dating divas zombie U pb dating of mesozoic igneous rocks from hong kong d Department of Earth Sciences, The University of Hong Kong, Pakfulam Road, Hong Kong, These acidic igneous rocks (except dacites and granites) and coeval .. U–Pb isotopic data of zircons from volcanic and plutonic rocks in the Beishan region. .. Age dating of zircons in two gabbro samples from the Poshi intru-.Twenty-two new zircon and monazite U-Pb ages have been obtained for Mesozoic plutonic and volcanic rocks of Kong Kong. These have revealed the  The Cretaceous igneous rocks in the area are exposed between two NE-striking, margin-parallel U –Pb dating of Mesozoic igneous rocks from Hong Kong.

U pb dating of mesozoic igneous rocks from hong kong