Shock impedance amplified impact deformation of zircon in granitic rocks from the Chicxulub impact crater
Zircon is a precise chronometer and prominent recorder of impact deformation. However,
many impact-induced features in zircon are poorly calibrated, sometimes due to …
many impact-induced features in zircon are poorly calibrated, sometimes due to …
Hot rocks: Constraining the thermal conditions of the Mistastin Lake impact melt deposits using zircon grain microstructures
GD Tolometti, TM Erickson, GR Osinski… - Earth and Planetary …, 2022 - Elsevier
The production of superheated melt during hypervelocity impact events has been proposed
to be a common occurrence on terrestrial planetary bodies. Recent direct evidence of …
to be a common occurrence on terrestrial planetary bodies. Recent direct evidence of …
Nanoscale constraints on the nucleation and evolution of granular zircon from reidite in impactites at the Chicxulub impact structure
Zircon with granular texture from hypervelocity impact structures can be used to estimate the
thermodynamic conditions of impact processes, including pressure and temperature, and in …
thermodynamic conditions of impact processes, including pressure and temperature, and in …
Zircon-to-reidite phase transition enhanced by minor radiation damage: Implications for hypervelocity impacts
S Nan, S Wang, F Zhang, J Niu, P Zhai, Y Liu… - Chemical …, 2024 - Elsevier
Reidite, a high-pressure phase of zircon, is increasingly identified at terrestrial impact sites.
Despite its growing recognition, the potential applications for estimating minimum impact …
Despite its growing recognition, the potential applications for estimating minimum impact …
Exceptional preservation of reidite in the Rochechouart impact structure, France: New insights into shock deformation and phase transition of zircon
Reidite, the high‐pressure zircon (ZrSiO4) polymorph, is a diagnostic indicator of impact
events. Natural records of reidite are, however, scarce, occurring mainly as micrometer …
events. Natural records of reidite are, however, scarce, occurring mainly as micrometer …
Element Redistribution and Age Resetting in Shock-Deformed Zircon from the Chicxulub Impact Structure
Zircon has been used to chronicle the geological evolution of the Earth and other planetary
bodies. In some circumstances the U-Pb radioisotopic system in zircon can be completely …
bodies. In some circumstances the U-Pb radioisotopic system in zircon can be completely …
Occurrences of complex ZrSiO4 variants from the Ries impact ejecta: Constraints for shock thermobarometer in zircon during impact processes
High-pressure minerals formed during asteroid impact events are critical for unraveling the
details of impact processes. Reidite, a high-pressure polymorph of zircon (ZiSiO 4), forms …
details of impact processes. Reidite, a high-pressure polymorph of zircon (ZiSiO 4), forms …
Shock deformation in zircon grains from the Mien impact structure, Sweden
Recognition of impact‐induced deformation of minerals is crucial for the identification and
confirmation of impact structures as well as for the understanding of shock wave behavior …
confirmation of impact structures as well as for the understanding of shock wave behavior …
Logoisk impact structure, Belarus: Shock transformation of zircon
LI Glazovskaya, VD Shcherbakov… - Meteoritics & Planetary …, 2024 - Wiley Online Library
The 17 km diameter, 30 Ma old Logoisk structure in Belarus (54° 12′ N, 27° 48′ E) was
intensively drilled within the crater area. We summarize geological structure and petrologic …
intensively drilled within the crater area. We summarize geological structure and petrologic …
Microstructural changes and Pb mobility during the zircon to reidite transformation: Implications for planetary impact chronology
Impact events modify and leave behind a complex history of rock metamorphism on
terrestrial planets. Evidence for an impact event may be recorded in physical changes to …
terrestrial planets. Evidence for an impact event may be recorded in physical changes to …