Genesis of the mafic impact melt rock in the northwest sector of the Vredefort Dome, South Africa

WU Reimold, N Hauser, AL Oliveira… - … & Planetary Science, 2023 - Wiley Online Library
Genesis and emplacement of Vredefort Granophyre, the impact melt rock exposed on the
Vredefort Dome, the erosional remnant of the central uplift of the Vredefort impact structure …

Ilmenite and magnetite microfabrics in shocked gneisses from the Vredefort impact structure, South Africa

F Dellefant, CA Trepmann, SA Gilder… - … to Mineralogy and …, 2022 - Springer
We investigated microfabrics of shocked Archean gneisses from two, 10 m-deep drill cores
located near the center of the Vredefort impact structure in an area that is characterized by a …

Araguainha impact structure, Brazil: New insights into the geology of the central uplift

CSM Souza, N Hauser, WU Reimold… - … & Planetary Science, 2024 - Wiley Online Library
Extensive, new outcrops along the MT‐100 state road in the northern part of the central uplift
of the 40‐km diameter, 252–259 Ma old Araguainha impact structure, Central Brazil, have …

[HTML][HTML] Melt breccias in parautochthonous basement rocks of the Morokweng impact structure, South Africa–Evidence for a friction origin

RL Gibson, SW S'lindile, LC Vonopartis… - Journal of African Earth …, 2024 - Elsevier
Archaean granitoid gneisses and younger metadolerite and dolerite intrusions in a drill core
from the late-Jurassic Morokweng impact structure, host mm-to m-wide aphanitic dykes that …

Pressure–temperature–time controls on shock vein formation within the Steen River impact structure

RG Hopkins, JG Spray… - Meteoritics & Planetary …, 2024 - Wiley Online Library
Thermodynamic modeling has been applied to determine pressure–temperature–time
conditions leading to shock vein formation during the passage of a natural shock wave …

Modeling the pressure–temperature–time evolution of in situ shock veins: A terrestrial case study from Vredefort

RG Hopkins, JG Spray - Meteoritics & Planetary Science, 2022 - Wiley Online Library
Numerical computing software (via MathWorks MATLAB) has been developed to understand
the relationship between shock wave passage in geological targets (ie, heterogeneous …