Tswaing (Pretoria Saltpan) Location: South Africa
Latitude: S25° 24'
Longitude: E28° 5'
Age (Ma): 0.220 ± 0.052
Diameter (km): 1.13
Exposed at surface: yes
Click
here to learn about the environmental effects of the
impact
and
the geology of the Tswaing crater.
Tswaing crater taken from rim. The
other rim is the hillside in the distance.
The lake lies in the center of the crater.
Photo by David Kring.
Cross section (above right) geology
adapted from Reimold et al. (Geology 1992)
and gravity profile from Fudali et al. (Meteoritics
1973).