Seismotectonics of South Africa

B Manzunzu, V Midzi, TF Mulabisana, B Zulu… - Journal of African Earth …, 2019 - Elsevier
Assessment of seismic hazard is challenging especially for low seismicity regions like
southern Africa. There is very little knowledge in terms of the coupling between the …

Probabilistic seismic hazard maps for South Africa

V Midzi, B Manzunzu, T Mulabisana, BS Zulu… - Journal of African Earth …, 2020 - Elsevier
Many years have passed since previous national seismic hazard maps were prepared for
South Africa. In those maps, zone-less techniques were applied. The availability of more …

Macroseismic intensity investigation of the November 2014, M= 5.7, Vrancea (Romania) crustal earthquake

AP Constantin, IA Moldovan, A Craiu… - Annals of …, 2016 - annalsofgeophysics.eu
Abstract On November 22, 2014 at 21: 14: 17 local hour (19: 14: 17 GMT) a ML= 5.7 crustal
earthquake occurred in the area of Marasesti city of Vrancea county (Romania)-the …

The aftershock sequence of the 5 August 2014 Orkney earthquake (ML 5.5), South Africa

B Manzunzu, V Midzi, A Mangongolo, F Essrich - Journal of Seismology, 2017 - Springer
More than 1000 aftershocks were recorded within a month after the occurrence of the ML
5.5, 5 August 2014 Orkney earthquake. The events were relocated using the double …

Complexities of underground mining seismic sources

LM Linzer, MW Hildyard… - … Transactions of the …, 2021 - royalsocietypublishing.org
This paper presents a numerical investigation on the influence of the mining environment on
seismic sources, with a focus on pillar failure mechanisms in tabular mining. We investigate …

Characteristics of fault rocks within the aftershock cloud of the 2014 Orkney earthquake (M5. 5) beneath the Moab Khotsong gold mine, South Africa

T Miyamoto, T Hirono, Y Yokoyama… - Geophysical …, 2022 - Wiley Online Library
Cores recovered during the International Continental Scientific Drilling Program project
“Drilling into Seismogenic zones of M2. 0 to M5. 5 earthquakes in deep South African Gold …

Macroseismic survey of the 6 February 2016 KwaZulu-Natal, South Africa earthquake

V Mapuranga, A Kijko, I Saunders, A Singh… - South African Journal …, 2022 - journals.co.za
On the 6th of February 2016 at 11: 00 hours local time (0900 UTC), KwaZulu-Natal was
struck by an earthquake of local magnitude ML= 3.8. The epicentre of the earthquake was …

Quantitative evaluation of source parameters of historical earthquakes in southern Africa

B Manzunzu, V Midzi, R Durrheim, T Pule… - Journal of African Earth …, 2023 - Elsevier
Macroseismic intensity information is an important instrument in the evaluation of historical
seismicity. In an effort to improve the current South African earthquake catalogue, available …

Call for Models—A Test Case for the Source Inversion Validation: The 2014  5.5 Orkney, South Africa, Earthquake

PA Moyer, MS Boettcher… - Seismological …, 2017 - pubs.geoscienceworld.org
We propose a test case for the Source Inversion Validation (SIV) community and other
interested seismologists using high‐quality waveforms of the ML 5.5 Orkney, South Africa …

Towards a homogeneous moment magnitude determination for earthquakes in South Africa: Reduction of associated uncertainties

B Manzunzu, MBC Brandt, V Midzi, RJ Durrheim… - Journal of African Earth …, 2021 - Elsevier
Abstract New MW–ML magnitude relations valid for the periods January 1971–March 1997,
April 1997–September 2012 and October 2012–present are presented for South Africa …