Timescales of impact melt sheet crystallization and the precise age of the Morokweng impact structure, South Africa
@article{Kenny2021TimescalesOI, title={Timescales of impact melt sheet crystallization and the precise age of the Morokweng impact structure, South Africa}, author={Gavin G. Kenny and Claire O. Harrigan and Mark D. Schmitz and James L. Crowley and Corey J. Wall and Marco A. G. Andreoli and Roger L. Gibson and Wolfgang D. Maier}, journal={Earth and Planetary Science Letters}, year={2021} }
Figures from this paper
3 Citations
U‐Pb dating of zircon and monazite from the uplifted Variscan crystalline basement of the Ries impact crater
- GeologyMeteoritics & Planetary Science
- 2022
Impact crater central peaks and peak ring complexes are important exploration targets for future missions to other planetary bodies, because they provide access to material uplifted from lower…
High-resolution EBSD and SIMS U–Pb geochronology of zircon, titanite, and apatite: insights from the Lac La Moinerie impact structure, Canada
- Geology, Materials ScienceContributions to Mineralogy and Petrology
- 2021
High-resolution electron backscattered diffraction (EBSD) and correlated in situ secondary ion mass spectrometry (SIMS) U–Pb geochronology have been conducted on impact-metamorphosed zircon,…
References
SHOWING 1-10 OF 53 REFERENCES
Morokweng, South Africa: A large impact structure of Jurassic-Cretaceous boundary age
- Geology, Geography
- 1997
Geophysical, petrographical, and geochemical data indicate the presence of a large impact structure in the area around Morokweng, Northwest Province, South Africa, possibly up to 340 km in diameter.…
Differentiated impact melt sheets may be a potential source of Hadean detrital zircon [REPLY]
- Geology
- 2016
Constraining the origin and history of very ancient detrital zircons has unique potential for furthering our knowledge of Earth’s very early crust and Hadean geodynamics. Previous applications of the…
Impact melt sheet zircons and their implications for the Hadean crust
- Geology
- 2009
Impacts may have been important mechanisms of crustal redistribution and differentiation, particularly during intense postaccretionary bombardment between 4.5 Ga and 3.9 Ga ago. Evidence of crustal…
Hf isotope evidence for effective impact melt homogenisation at the Sudbury impact crater, Ontario, Canada
- Geology
- 2017
The dimensions of the Chicxulub impact crater and impact melt sheet
- Geology
- 1995
The Chicxulub impact crater, which is the principal source of impact debris in Cretaceous-Tertiary boundary sediments, is currently buried by a ∼1 km thick sequence of carbonate sediments. Because…
A deep drillcore from the Morokweng impact structure, South Africa: petrography, geochemistry, and constraints on the crater size
- Geography, Environmental Science
- 2002