Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Vredefort Dome' has mentioned 'Earth' in the following places:
Occurrence Sentence Text Source
The largest verified impact crater on earth, dating from the Paleoproterozoic Era
The Vredefort crater /xcbx88frxc9xaaxc9x99rdxc9x99fxc9x94xcbx90rt/ is the largest verified impact crater on Earth.
It is the second-oldest known crater on Earth.
The asteroid that hit Vredefort is estimated to have been one of the largest ever to strike Earth (at least since the Hadean Eon some four billion years ago), thought to have been approximately 10xe2x80x9315xc2xa0km (6.2xe2x80x939.3xc2xa0mi) in diameter.
It is the second-oldest known crater on Earth, a little less than 300 million years younger than the Suavjxc3xa4rvi crater in Russia.
The crater site is one of the few multiple-ringed impact craters on Earth, although they are more common elsewhere in the Solar System.
Earth's Moon has some as well.
Geological processes, such as erosion and plate tectonics, have destroyed most multiple-ring craters on Earth.
The 40-kilometre-diameter (25xc2xa0mi) centre of the Vredefort crater consists of a granite dome (where it is not covered by much younger rocks belonging to the Karoo Supergroup) which is an exposed part of the Kaapvaal craton, one of the oldest microcontinents which formed on Earth 3.9xc2xa0billion years ago.
A timeline of the Earth's history indicating when the Vredefort crater was formed in relation to some of the other important South African geological events.
The graph also indicates the period during which banded ironstone formations were formed on earth, indicative of an oxygen-free atmosphere.
The Earth's crust was wholly or partially molten during the Hadean Eon.
The property represents a unique geological phenomenon formed about 2 023 million years ago and is the oldest and largest known meteorite impact structure on earth.
Within the area, geological strata comprising the middle to upper zones of the earthxe2x80x99s crust, developed over a period of more than 3 200 million years are exposed.
A comprehensive comparative analysis with other complex meteorite impact structures demonstrated that it is the only example on earth providing a full geological profile of an astrobleme below the crater floor, thereby enabling research into the genesis and development of an astrobleme immediately post impact.
A comprehensive comparative analysis with other complex meteorite impact structures demonstrated that it is the only example on earth providing a full geological profile of an astrobleme below the crater floor, thereby enabling research into the genesis and development of an astrobleme immediately post impact.