Zircon and apatite
CENOZOIC TECTONIC EVOLUTION OF THE EASTERN ALPS – A RECONSTRUCTION BASED ON 40AR/39AR WHITE MICA, ZIRCON AND APATITE FISSION TRACK, AND APATITE (U/Th)-He THERMOCHRONOLOGY
... A-5081 Anif, Austria, [email protected] Abstract The Cenozoic tectonic evolution of the Eastern Alps is defined by nappe assembly within the Pen- ninic and Subpenninic units and their subsequent exhumation. The units ...
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Constraints on the Timing of Exhumation in the Colorado Front Range using Apatite and Zircon (U-Th)/He Thermochronometry
... from zircon helium (ZHe) analyses. I additionally acquired zircon (U-Th)/He data when it became apparent that most apatite data were compromised by abundant mineral ...grain apatite analyses ...
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Timing of exhumation of the eastern Central Alps from zircon and apatite (U-Th)/He thermochronology (Graubünden, Switzerland)
... low-temperature zircon and apatite (U-Th)/He age data from the Austroalpine and Penninic nappes of the eastern Central Alps that reveals a three stage cooling history for the ...the zircon HePRZ ...
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Plio‐Quaternary exhumation history of the central Nepalese Himalaya: 1 Apatite and zircon fission track and apatite [U‐Th]/He analyses
... 82 apatite fission track (AFT), 7 zircon fission track (ZFT), and 7 apatite (U-Th)/He (AHe) ages from samples collected along the Marsyandi drainage, including eight vertical relief profiles from ...
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Constraining Times Of Extension In The Southern Rio Grande Rift And Basin And Range Using Apatite And Zircon (u-th)/he Thermochronology
... individual apatite and zircon crystals are likely derived from different ...the apatite and zircon crystal lattices and they will record the same cooling ...
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Post break up tectonic inversion across the southwestern cape of South Africa: new insights from apatite and zircon fission track thermochronometry
... Here, we examine the onshore geomorphic and tectonic response to rifting and breakup, with a specific focus on the SW Cape of South Africa. We present 75 new apatite and 8 new zircon fi ssion track analyses ...
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Post break-up tectonic inversion across the southwestern cape of South Africa: new insights from apatite and zircon fission track thermochronometry
... The south-west African margin is regarded as an example of a passive continental margin formed by continental rifting following a phase of lithospheric extension and thinning. Recent attention focused on this margin has ...
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Titanate-Zircon-Apatite Bearing Diorite-Monzodiorites and their Resource Potentiality
... The rocks of this suite contain quartz, alkali feldspar and plagioclase feldspar and distinctive mafic minerals of clinopyroxene (salite to augite), amphibole, (edenite, magnesio hornb[r] ...
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Spatially variable syn- and post-orogenic exhumation of the Appalachian Mountains from apatite and zircon (U-Th)/He thermochronology
... incorporate zircon “double-dating,” using both U-Pb and (U-Th)/He techniques are likely necessary to ensure that grains share similar thermal histories and allow for thermal modeling exploiting the effects of ...
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Furthering the potential of apatite as a provenance indicator in sedimentary systems
... detrital apatite provenance system with the specific aim of improving its provenance potential by providing a better understanding of how, where and when apatite is an advantageous mineral to use in ...
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Zircon equilibria in metamorphic rocks
... The approach taken here w i ll firstly involve a detailed study of common minerals found in metamorphic rocks of amphibolite to granulitc grade to determine their [r] ...
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Caustic treatment of zircon sand
... of zircon sand Abstract Interest in zirconium as a structural material for nuclear reactors has focused attention on producing this metal more cheaply in a high state of ...
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Petrology and Geochronology of Metamorphic Zircon
... until zircon and garnet crystal chemistries are better ...high‐temperature zircon [Kusiak et al., 2013a, 2013b, 2015] and later in a Hadean zircon [Valley et ...in zircon that experienced ...
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Apatite type SrPr4(SiO4)3O
... Single crystals of the title compound, strontium tetrapraseo- dymium tris(silicate) oxide, SrPr4(SiO4)3O, have been grown by the self-flux method using SrCl2. symmetry) is occupied by Pr[r] ...
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Apatite type Ba5(VO4)3Cl
... (Bruker, 2002); data reduction: SAINT (Bruker, 2002); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: CRYSTALS (Betteridge et al. , 2[r] ...
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Apatite : a U Pb thermochronometer or geochronometer?
... homogeneous apatite, however U-Pb analy- ses define two distinct discordia arrays with different common Pb ...new apatite growth from a compositionally distinct reservoir driven by tectonothermal and fluid ...
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Electrophoretic deposition of hydroxy-apatite on Ti6Al4V
... This is to certify that the project titled “Electrophoretic deposition of hydroxy-apatite on Ti6Al4V” submitted by Mr. Rajan Anand (108BM018) in the partial fulfillment of the requirements for the award of ...
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Historical Review of Biological Apatite Crystallography
... “nonstoichiometric apatite” or “Ca-deficient apatite” that could explain the non uniform analytical data in ...biological apatite, such as deficiency of calcium ions, excess ion adsorption on the ...
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Quantification of octacalcium phosphate, authigenic apatite and detrital apatite in coastal sediments using differential dissolution and standard addition
... Calcium phosphate fractions of these methods are conse- quently incompletely defined and those definitions may re- sult in overestimates of other fractions and the exclusion of OCP. Possible misinterpretations might be ...
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Combined apatite fission track and U Pb dating by LA ICPMS and its application in apatite provenance analysis
... integrated apatite fission track and U–Pb 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 ...
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