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U-Pb-He dating

Quantifying exhumation at the giant Pulang porphyry Cu Au deposit ssing U Pb He dating

Quantifying exhumation at the giant Pulang porphyry Cu Au deposit ssing U Pb He dating

... al., 2015, 2016), orogenic-type Au deposits (Zeng et al., 2013; Liu et al., 2017), and diamondiferous kimberlite occurrences (e.g., McInnes et al., 2009; Evans et al., 2013). McInnes et al. (2005a, b) performed apatite ...

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LA ICP MS U Pb dating and REE patterns of apatite from the Tatra Mountains, Poland as a monitor of the regional tectonomagmatic activity

LA ICP MS U Pb dating and REE patterns of apatite from the Tatra Mountains, Poland as a monitor of the regional tectonomagmatic activity

... MS U-Pb dating to constrain the timing of magmatic and tectonothermal activity in the polygenetic Tatra Moun- tains granite ...LA-MC-ICP-MS U-Pb zircon dating (Burda et ...ICP-MS ...

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Dating agpaitic rocks : a multi system (U/Pb, Sm/Nd, Rb/Sr and 40Ar/39Ar) isotopic study of layered nepheline syenites from the Ilímaussaq complex, Greenland

Dating agpaitic rocks : a multi system (U/Pb, Sm/Nd, Rb/Sr and 40Ar/39Ar) isotopic study of layered nepheline syenites from the Ilímaussaq complex, Greenland

... zircon U-Pb age of 1160 ± 5 Ma for the augite syenite, the earliest intrusive unit of the ...situ U-Pb dating ...new U-Pb, Sm-Nd and Rb-Sr isotopic data from whole rocks ...

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Combined apatite fission track and U Pb dating by LA ICPMS and its application in apatite provenance analysis

Combined apatite fission track and U Pb dating by LA ICPMS and its application in apatite provenance analysis

... and UPb dating case study at the end of this chapter were acquired using a Resonetics M-50 193 nm ArF Eximer laser-ablation system coupled to an Agilent 7700x quadrupole ICP–MS at the Donelick ...

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Dating of Precambrian Metasedimentary Rocks and Timing of their Metamorphism in the Soursat Metamorphic Complex (NW IRAN): Using LA–ICP-MS, U–Pb Dating of Zircon and Monazite

Dating of Precambrian Metasedimentary Rocks and Timing of their Metamorphism in the Soursat Metamorphic Complex (NW IRAN): Using LA–ICP-MS, U–Pb Dating of Zircon and Monazite

... study, U-Pb dating of zircons and Monazites used in order to find the ages of deposition and metamorphism of metasediments in ...SMC. U-Pb dating of zircons from a ...

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U Pb and Th Pb dating of apatite by LA ICPMS

U Pb and Th Pb dating of apatite by LA ICPMS

... low U muscovite) to give a map of uranium distribution (Gleadow, ...However U concentrations in apatite fission track dating can also be determined by LA-ICPMS (Hasebe et ...study, U ...

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LA ICP MS U Pb apatite dating of Lower Cretaceous rocks from teschenite picrite association in the Silesian unit (southern Poland)

LA ICP MS U Pb apatite dating of Lower Cretaceous rocks from teschenite picrite association in the Silesian unit (southern Poland)

... new U-Pb ap- atite data from this study, suggest that volcanic activity in the Proto-Silesian Basin took place from 128 to 103 Ma and most likely peaked between 128 and 120 ...The U-Pb apatite ...

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Temperature time evolution of the Assynt Terrane of the Lewisian Gneiss Complex of Northwest Scotland from zircon U Pb dating and Ti thermometry

Temperature time evolution of the Assynt Terrane of the Lewisian Gneiss Complex of Northwest Scotland from zircon U Pb dating and Ti thermometry

... microprobe dating by Friend and Kinny (1995) led them to interpret it occurred at ∼ 2500 ...zircon U-Pb dating by Crowley et ...the U-Pb system in zircon (Cherniak and Watson, ...

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Capability of U–Pb dating of zircons from Quaternary tephra: Jemez Mountains, NM, and La Sal Mountains, UT, USA

Capability of U–Pb dating of zircons from Quaternary tephra: Jemez Mountains, NM, and La Sal Mountains, UT, USA

... Ar–Ar dating, asking for elaborate sample preparation and calculation of the ...of UPb dat- ing of zircons to young material in recent years ...tried dating the tephra layer using zircon ...

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U Pb LA ICPMS dating using accessory mineral standards with variable common Pb

U Pb LA ICPMS dating using accessory mineral standards with variable common Pb

... LA-ICPMS U/Pb dating method is particularly reliant on high-quality reference ...their U/Th/Pb age systematics and free of (or at very least homogenous in terms of) common Pb, ...

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Slope Year for the U Pb Dating Method and Its Applications

Slope Year for the U Pb Dating Method and Its Applications

... [37] Melleton, J., Gloaguen, E., Frei, D., Novak, M. and Breiter, K. (2012) How Are the Emplacement of Rare-Element Pegmatites, Regional Metamorphism and Magmatism Interrelated in the Moldanubian Domain of the Variscan ...

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Do U/Pb SHRIMP Dating and Pb Stepwise Leaching (PbSL) Analyses Confirm the Lack of Precambrian Basement Outcrops in Thailand?

Do U/Pb SHRIMP Dating and Pb Stepwise Leaching (PbSL) Analyses Confirm the Lack of Precambrian Basement Outcrops in Thailand?

... isotopic dating of gneisses belonging to the so called “Precambrian basement” showed that these gneisses were formed during a high-grade metamorphic event in Upper Triassic time (for a comprehensive discussion see ...

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Geochemical Characteristics and Chemical Electron  Microprobe U Pb Th Dating of Pitchblende  Mineralization from Gabal Gattar Younger Granite,  North Eastern Desert, Egypt

Geochemical Characteristics and Chemical Electron Microprobe U Pb Th Dating of Pitchblende Mineralization from Gabal Gattar Younger Granite, North Eastern Desert, Egypt

... of U-Pb chemical ages using U, Th and Pb con- tent measured with an electron microprobe for this pitchblende yielded ages within 543 - 657 Ma indicating a Pan-African age for this ...a ...

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U-Pb dating of zircons by ion microprobe : case studies from the Northwestern Yilgarn Craton, Western Australia

U-Pb dating of zircons by ion microprobe : case studies from the Northwestern Yilgarn Craton, Western Australia

... Tab 1.1: Zircon Data Acquisition Parameters Tab 2.1: History of the the Murchison Province Tab 2.2: Data from sample 83339 Tab 2.3: Best-fit plane parameters for pegmatite-banded gneiss [r] ...

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SHRIMP zircon U Pb dating of the mafic and felsic intrusive rocks of the Saza area in the Lupa goldfields, southwestern Tanzania: Implication for gold mineralization

SHRIMP zircon U Pb dating of the mafic and felsic intrusive rocks of the Saza area in the Lupa goldfields, southwestern Tanzania: Implication for gold mineralization

... zircon U-Pb data are presented for the granodiorite and a mafic dyke that cross-cut the granodiorites in the Saza area of the LGF, with the aim of constraining the mafic and felsic magmatism and their ...

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SHRIMP U-Pb xenotime geochronology and its application to dating mineralisation, sediment deposition and metamorphism

SHRIMP U-Pb xenotime geochronology and its application to dating mineralisation, sediment deposition and metamorphism

... Three application studies of SHRIMP U-Pb xenotime geochronology using the matrix correction procedures developed were undertaken as a part of this study as well as a SHRIMP U-Pb detrital[r] ...

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Geochemistry, Nd, Pb and Sr Isotope Systematics, and U-Pb zircon ages  of the Neoarchean Bad Vermilion Lake Greenstone Belt and Spatially Associated Granitic rocks, Western Superior Province, Canada

Geochemistry, Nd, Pb and Sr Isotope Systematics, and U-Pb zircon ages of the Neoarchean Bad Vermilion Lake Greenstone Belt and Spatially Associated Granitic rocks, Western Superior Province, Canada

... My sincerest thanks and gratitude must foremost be extended to Dr. Ali Polat for his patient mentorship, enthusiastic encouragement, and, most of all, his thorough, insightful, and constructive criticism–all of which ...

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LA ICP MS U Th Pb dating and trace element geochemistry of allanite: implications on the different skarn metallogenesis between the giant Beiya au and Machangqing Cu Mo (Au) deposits in Yunnan, SW China

LA ICP MS U Th Pb dating and trace element geochemistry of allanite: implications on the different skarn metallogenesis between the giant Beiya au and Machangqing Cu Mo (Au) deposits in Yunnan, SW China

... The dominant skarn mineralization comprises three stages: (1) prograde skarn; (2) retrograde alteration; and (3) quartz-sulfide stages. Minerals in the prograde skarn stage are mainly anhydrous, such as garnet and ...

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SHRIMP U Pb and U Pb Laser Ablation  Geochronological on Zircons from Monte Santo Alkaline Intrusive Suite, Westhern Araguaia Belt, Tocantins State, Brazil

SHRIMP U Pb and U Pb Laser Ablation Geochronological on Zircons from Monte Santo Alkaline Intrusive Suite, Westhern Araguaia Belt, Tocantins State, Brazil

... by U-Pb laser ablation (1056 ± 21), beeing interpreted as crystallization ...These dating reveal also that MSAIS rocks were affected by common succession of younger events below 550 Ma ago, ...

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Geochemistry and Geochronology of Peraluminous High K Granitic Leucosomes of Yaoundé Series (Cameroon): Evidence for a Unique Pan African Magmatism and Melting Event in North Equatorial Fold Belt

Geochemistry and Geochronology of Peraluminous High K Granitic Leucosomes of Yaoundé Series (Cameroon): Evidence for a Unique Pan African Magmatism and Melting Event in North Equatorial Fold Belt

... Th-U-Pb dating by electron microprobe (EMP) and LA-ICP-MS U-Pb dating on zircon have been used to constraints the melting event and emplacement of leucosomes in Yaoundé ...

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