G. W. Wetherill, Discordant uranium-lead ages, I, Transactions, American Geophysical Union, vol.37, issue.3, p.320, 1956.

I. S. Williams, W. Compston, L. P. Black, T. R. Ireland, and J. J. Foster, Unsupported radiogenic Pb in zircon: a cause of anomalously high Pb-Pb, U-Pb and Th-Pb ages, Contributions to Mineralogy and Petrology, vol.88, issue.4, pp.322-327, 1984.

M. Wiedenbeck, An example of reverse discordance during ion microprobe zircon dating: An artifact of enhanced ion yields from a radiogenic labile Pb, Chemical Geology, vol.125, issue.3-4, pp.197-218, 1995.

K. Mezger and E. J. Krogstad, Interpretation of discordant U-Pb zircon ages: An evaluation, Journal of Metamorphic Geology, vol.15, issue.1, pp.127-140, 1997.

C. J. Carson, J. J. Ague, M. Grove, C. D. Coath, and T. M. Harrison, U?Pb isotopic behaviour of zircon during upper-amphibolite facies fluid infiltration in the Napier Complex, east Antarctica, Earth and Planetary Science Letters, vol.199, issue.3-4, pp.287-310, 2002.

M. A. Kusiak, INDEX, Microstructural Geochronology, vol.13, pp.375-385, 2017.

F. Bea, P. Montero, and J. F. Palma, Experimental evidence for the preservation of U-Pb isotope ratios in mantle-recycled crustal zircon grains, Scientific Reports, vol.8, issue.1, 2018.

T. Geisler, R. T. Pidgeon, W. Van-bronswijk, and R. Kurtz, Transport of uranium, thorium, and lead in metamict zircon under low-temperature hydrothermal conditions, Chemical Geology, vol.191, issue.1-3, pp.141-154, 2002.

L. Nasdala, G. Irmer, and R. Jonckheere, Raman scattering from metamict zircon: comments on ?Metamictisation of natural zircon: accumulation versus thermal annealing of radioactivity-induced damage? by Nasdala et al. 2001 (Contribution to Mineralogy and Petrology)141: 125?144, Contributions to Mineralogy and Petrology, vol.143, issue.6, pp.758-765, 2002.

M. A. Kusiak, D. J. Dunkley, R. Wirth, M. J. Whitehouse, S. A. Wilde et al., Metallic lead nanospheres discovered in ancient zircons, Proceedings of the National Academy of Sciences, vol.112, issue.16, pp.4958-4963, 2015.

M. A. Kusiak, M. J. Whitehouse, S. A. Wilde, D. J. Dunkley, M. Menneken et al., Changes in zircon chemistry during Archean UHT metamorphism in the Napier Complex, Antarctica, American Journal of Science, vol.313, issue.9, pp.933-967, 2013.

M. A. Kusiak, M. J. Whitehouse, S. A. Wilde, A. A. Nemchin, and C. Clark, Mobilization of radiogenic Pb in zircon revealed by ion imaging: Implications for early Earth geochronology, Geology, vol.41, issue.3, pp.291-294, 2013.

M. J. Whitehouse, G. R. Ravindra-kumar, and A. Rim?a, Behaviour of radiogenic Pb in zircon during ultrahigh-temperature metamorphism: an ion imaging and ion tomography case study from the Kerala Khondalite Belt, southern India, Contributions to Mineralogy and Petrology, vol.168, issue.2, pp.1-18, 2014.

R. Ge, S. A. Wilde, A. A. Nemchin, M. J. Whitehouse, J. J. Bellucci et al., A 4463 Ma apparent zircon age from the Jack Hills (Western Australia) resulting from ancient Pb mobilization, Geology, vol.46, issue.4, pp.303-306, 2018.

R. Ge, S. A. Wilde, A. A. Nemchin, M. J. Whitehouse, J. J. Bellucci et al., Mechanisms and consequences of intra-crystalline enrichment of ancient radiogenic Pb in detrital Hadean zircons from the Jack Hills, Western Australia, Earth and Planetary Science Letters, vol.517, pp.38-49, 2019.

S. Utsunomiya, C. S. Palenik, J. W. Valley, A. J. Cavosie, S. A. Wilde et al., Nanoscale occurrence of Pb in an Archean zircon, Geochimica et Cosmochimica Acta, vol.68, issue.22, pp.4679-4686, 2004.

M. J. Whitehouse, M. A. Kusiak, R. Wirth, and G. R. Ravindra-kumar, Metallic Pb nanospheres in ultra-high temperature metamorphosed zircon from southern India, Mineralogy and Petrology, vol.111, issue.4, pp.467-474, 2017.

J. W. Valley, A. J. Cavosie, T. Ushikubo, D. A. Reinhard, D. F. Lawrence et al., Hadean age for a post-magma-ocean zircon confirmed by atom-probe tomography, Nature Geoscience, vol.7, issue.3, pp.219-223, 2014.

J. W. Valley, D. A. Reinhard, A. J. Cavosie, T. Ushikubo, D. F. Lawrence et al., Nano- and micro-geochronology in Hadean and Archean zircons by atom-probe tomography and SIMS: New tools for old minerals, American Mineralogist, vol.100, issue.7, pp.1355-1377, 2015.

E. M. Peterman, S. M. Reddy, D. W. Saxey, D. R. Snoeyenbos, W. D. Rickard et al., Nanogeochronology of discordant zircon measured by atom probe microscopy of Pb-enriched dislocation loops, Science Advances, vol.2, issue.9, p.e1601318, 2016.

S. Piazolo, A. La-fontaine, P. Trimby, S. Harley, L. Yang et al., Deformation-induced trace element redistribution in zircon revealed using atom probe tomography, Nature Communications, vol.7, issue.1, 2016.

B. Schoene, U?Th?Pb Geochronology, Treatise on Geochemistry, vol.4, pp.341-378, 2014.

T. Geisler, U. Schaltegger, and F. Tomaschek, Re-equilibration of Zircon in Aqueous Fluids and Melts, Elements, vol.3, issue.1, pp.43-50, 2007.

S. L. Harley and Y. Motoyoshi, Al zoning in orthopyroxene in a sapphirine quartzite: evidence for >1120 °C UHT metamorphism in the Napier Complex, Antarctica, and implications for the entropy of sapphirine, Contributions to Mineralogy and Petrology, vol.138, issue.4, pp.293-307, 2000.

N. M. Kelly and S. L. Harley, An integrated microtextural and chemical approach to zircon geochronology: refining the Archaean history of the Napier Complex, east Antarctica, Contributions to Mineralogy and Petrology, vol.149, issue.1, pp.57-84, 2005.

S. L. Harley, N. M. Kelly, and M. A. Kusiak, Earth's Oldest Rocks, pp.865-897, 2019.

T. Hokada, Y. Motoyoshi, S. Suzuki, M. Ishikawa, and H. Ishizuka, Geodynamic evolution of Mt. Riiser-Larsen, Napier Complex, East Antarctica, with reference to the UHT mineral associations and their reaction relations, Geological Society, London, Special Publications, vol.308, issue.1, pp.253-282, 2008.

T. Tsunogae, M. Santosh, J. Dubessy, Y. Osanai, M. Owada et al., Carbonic fluids in ultrahigh-temperature metamorphism: evidence from Raman spectroscopic study of fluid inclusions in granulites from the Napier Complex, East Antarctica, Geological Society, London, Special Publications, vol.308, issue.1, pp.317-332, 2008.

R. Wirth, Focused Ion Beam (FIB): A novel technology for advanced application of micro- and nanoanalysis in geosciences and applied mineralogy, European Journal of Mineralogy, vol.16, issue.6, pp.863-876, 2004.

R. Wirth, Focused Ion Beam (FIB) combined with SEM and TEM: Advanced analytical tools for studies of chemical composition, microstructure and crystal structure in geomaterials on a nanometre scale, Chemical Geology, vol.261, issue.3-4, pp.217-229, 2009.

R. L. Hervig, F. K. Mazdab, P. Williams, Y. Guan, G. R. Huss et al., Useful ion yields for Cameca IMS 3f and 6f SIMS: Limits on quantitative analysis, Chemical Geology, vol.227, issue.1-2, pp.83-99, 2006.

J. M. Ferry and E. B. Watson, New thermodynamic models and revised calibrations for the Ti-in-zircon and Zr-in-rutile thermometers, Contributions to Mineralogy and Petrology, vol.154, issue.4, pp.429-437, 2007.

R. B. Ickert, I. S. Williams, and D. Wyborn, Ti in zircon from the Boggy Plain zoned pluton: implications for zircon petrology and Hadean tectonics, Contributions to Mineralogy and Petrology, vol.162, issue.2, pp.447-461, 2010.

D. Trail, N. Tailby, Y. Wang, T. Mark-harrison, and P. Boehnke, Aluminum in zircon as evidence for peraluminous and metaluminous melts from the Hadean to present, Geochemistry, Geophysics, Geosystems, vol.18, issue.4, pp.1580-1593, 2017.

S. Suzuki, M. Arima, I. S. Williams, K. Shiraishi, and H. Kagami, Thermal History of UHT Metamorphism in the Napier Complex, East Antarctica: Insights from Zircon, Monazite, and Garnet Ages, The Journal of Geology, vol.114, issue.1, pp.65-84, 2006.

M. Liu, K. D. Mckeegan, T. M. Harrison, G. Jarzebinski, and L. Vltava, The Hyperion-II radio-frequency oxygen ion source on the UCLA ims1290 ion microprobe: Beam characterization and applications in geochemistry and cosmochemistry, International Journal of Mass Spectrometry, vol.424, pp.1-9, 2018.