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The structure's central uplift is known as the Vredefort Dome. The impact structure was formed during the Paleoproterozoic Era, 2.023 billion (± 4 million) years ago. It is the second-oldest known impact structure on Earth, after Yarrabubba. In 2005, the Vredefort Dome was added to the list of UNESCO World Heritage Sites for its geologic interest.
Venterskroon is home to the Vredefort Dome Information Centre. The Vredefort Dome is the center of the Vredefort impact structure. This impact structure is the world's largest, oldest, and most deeply eroded complex asteroid impact structure in the world, and has been listed by UNESCO as World Heritage Site [ 2 ] [ 3 ]
Vredefort Dome: North West, Free State: 2005 1162; viii (natural) The Vredefort Dome (satellite image pictured) is the impact structure, or astrobleme, created by a meteorite that hit the Earth around 2 billion years ago, releasing massive amounts of energy and causing devastating global effects. It is the oldest and, with a radius of 190 km ...
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Contact us; Contribute Help; Learn to edit; ... Vredefort: Free State: South Africa 180-300 ... or Upheaval Dome (as a salt dome).
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The land is generally flat or gently undulating. Only a few rocky ridges protrude from this flatness: the Vredefort Dome, the Witwatersrand Ridge and the Magaliesberg just north of Pretoria, from where the Highveld gives way to the Bushveld to the north.