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Vaalbara

Index Vaalbara

Vaalbara was an Archean supercontinent consisting of the Kaapvaal Craton (now located in eastern South Africa) and the Pilbara Craton (now found in north-western Western Australia). [1]

46 relations: Amazonian Craton, Annandags Peaks, Archean, Billion years, Bushveld Igneous Complex, Canada, Chondrite, Chondrule, Columbia (supercontinent), Cyanobacteria, Detritus (geology), Dharwar Craton, Earth, East Antarctica, Eukaryote, Geochronology, Gondwana, Greenstone belt, Grenville orogeny, Hamersley Range, Kaapvaal Craton, Kalahari Craton, Molecular clock, Most recent common ancestor, Paleomagnetism, Pan-African orogeny, Pannotia, Pilbara Craton, Precambrian, Proceedings of the National Academy of Sciences of the United States of America, Queen Maud Land, Rodinia, São Francisco Craton, South Africa, South African Journal of Geology, Supercontinent, Superior Craton, Terrane, Transvaal Basin, Ur (continent), Volcanism, Vredefort crater, Western Australia, Yilgarn Craton, Zimbabwe Craton, Zircon.

Amazonian Craton

The Amazonian Craton is a geologic province located in South America.

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Annandags Peaks

The Annandags Peaks are a group of small, isolated peaks about southwest of the Jule Peaks (Christmas Peaks) in Queen Maud Land.

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Archean

The Archean Eon (also spelled Archaean or Archæan) is one of the four geologic eons of Earth history, occurring (4 to 2.5 billion years ago).

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Billion years

A billion years (109 years) is a unit of time on the petasecond scale, more precisely equal to seconds.

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Bushveld Igneous Complex

The Bushveld Igneous Complex (BIC) is the largest layered igneous intrusion within the Earth's crust.

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Canada

Canada is a country located in the northern part of North America.

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Chondrite

Chondrites are stony (non-metallic) meteorites that have not been modified due to melting or differentiation of the parent body.

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Chondrule

Chondrules (from Ancient Greek χόνδρος chondros, grain) are round grains found in chondrites.

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Columbia (supercontinent)

Columbia, also known as Nuna and Hudsonland, was one of Earth's ancient supercontinents.

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Cyanobacteria

Cyanobacteria, also known as Cyanophyta, are a phylum of bacteria that obtain their energy through photosynthesis, and are the only photosynthetic prokaryotes able to produce oxygen.

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Detritus (geology)

Detritus (adjective detrital) is particles of rock derived from pre-existing rock through processes of weathering and erosion.

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Dharwar Craton

The Dharwar or Karnataka Craton in South India is a piece of the earth's crust that dates back to the late Archean.

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Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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East Antarctica

East Antarctica, also called Greater Antarctica, constitutes the majority (two-thirds) of the Antarctic continent, lying on the Indian Ocean side of the continent, separated from West Antarctica by the Transantarctic Mountains.

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Eukaryote

Eukaryotes are organisms whose cells have a nucleus enclosed within membranes, unlike Prokaryotes (Bacteria and other Archaea).

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Geochronology

Geochronology is the science of determining the age of rocks, fossils, and sediments using signatures inherent in the rocks themselves.

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Gondwana

Gondwana, or Gondwanaland, was a supercontinent that existed from the Neoproterozoic (about 550 million years ago) until the Carboniferous (about 320 million years ago).

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Greenstone belt

Greenstone belts are zones of variably metamorphosed mafic to ultramafic volcanic sequences with associated sedimentary rocks that occur within Archaean and Proterozoic cratons between granite and gneiss bodies.

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Grenville orogeny

The Grenville orogeny was a long-lived Mesoproterozoic mountain-building event associated with the assembly of the supercontinent Rodinia.

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Hamersley Range

The Hamersley Range is a mountainous region of the Pilbara, Western Australia.

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Kaapvaal Craton

The Kaapvaal Craton (centred on Limpopo Province in South Africa), along with the Pilbara Craton of Western Australia, are the only remaining areas of pristine 3.6–2.5 Ga (billion years ago) crust on Earth.

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Kalahari Craton

The Kalahari Craton is a craton, an old and stable part of the continental lithosphere that occupies a large portion of South Africa and consists of the Kaapvaal, the Zimbabwe Craton, the Limpopo Belt, and the Namaqua Belt.

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Molecular clock

The molecular clock is a technique that uses the mutation rate of biomolecules to deduce the time in prehistory when two or more life forms diverged.

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Most recent common ancestor

In biology and genealogy, the most recent common ancestor (MRCA, also last common ancestor (LCA), or concestor) of any set of organisms is the most recent individual from which all the organisms are directly descended.

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Paleomagnetism

This term is also sometimes used for natural remanent magnetization. Paleomagnetism (or palaeomagnetism in the United Kingdom) is the study of the record of the Earth's magnetic field in rocks, sediment, or archeological materials.

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Pan-African orogeny

The Pan-African orogeny was a series of major Neoproterozoic orogenic events which related to the formation of the supercontinents Gondwana and Pannotia about 600 million years ago.

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Pannotia

Pannotia (from Greek: pan-, "all", -nótos, "south"; meaning "all southern land"), also known as Vendian supercontinent, Greater Gondwana, and the Pan-African supercontinent, was a relatively short-lived Neoproterozoic supercontinent that formed at the end of the Precambrian during the Pan-African orogeny (650–500 Ma) and broke apart 560 Ma with the opening of the Iapetus Ocean.

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Pilbara Craton

The Pilbara Craton is an old and stable part of the continental lithosphere located in Pilbara, Western Australia.

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Precambrian

The Precambrian (or Pre-Cambrian, sometimes abbreviated pЄ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon.

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Proceedings of the National Academy of Sciences of the United States of America

Proceedings of the National Academy of Sciences of the United States of America (PNAS) is the official scientific journal of the National Academy of Sciences, published since 1915.

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Queen Maud Land

Queen Maud Land (Dronning Maud Land) is a c. 2.7 million-square-kilometre (1 million sq mi) region of Antarctica claimed as a dependent territory by Norway.

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Rodinia

Rodinia (from the Russian родить, rodít, meaning "to beget, to give birth", or родина, ródina, meaning "motherland, birthplace") is a Neoproterozoic supercontinent that was assembled 1.3–0.9 billion years ago and broke up 750–633 million years ago.

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São Francisco Craton

The São Francisco Craton is an ancient craton located in the eastern part of South America.

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South Africa

South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa.

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South African Journal of Geology

South African Journal of Geology is a biannual peer-reviewed scientific journal published by the Geological Society of South Africa.

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Supercontinent

In geology, a supercontinent is the assembly of most or all of Earth's continental blocks or cratons to form a single large landmass.

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Superior Craton

The Superior Craton or Superior Province is an Archean craton (4.031 billion years ago-present) which forms the core of the Canadian Shield lying north of Lake Superior for which it is named.

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Terrane

A terrane in geology, in full a tectonostratigraphic terrane, is a fragment of crustal material formed on, or broken off from, one tectonic plate and accreted or "sutured" to crust lying on another plate.

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Transvaal Basin

The Transvaal Basin is one of three basins of the Transvaal Supergroup on the Kaapvaal craton.

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Ur (continent)

Ur is a proposed supercontinent that formed in the Archean (3.1 billion).

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Volcanism

Volcanism is the phenomenon of eruption of molten rock (magma) onto the surface of the Earth or a solid-surface planet or moon, where lava, pyroclastics and volcanic gases erupt through a break in the surface called a vent.

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Vredefort crater

The Vredefort crater is the largest verified impact crater on Earth, more than across when it was formed.

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Western Australia

Western Australia (abbreviated as WA) is a state occupying the entire western third of Australia.

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Yilgarn Craton

The Yilgarn Craton is a large craton that constitutes the bulk of the Western Australian land mass.

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Zimbabwe Craton

The Zimbabwe Craton is an area in Southern Africa of ancient continental crust, being a part of the ancient continent of Western Gondwana, with rocks dating back to the early Archean Eon, possibly as early as 3.46 billion years ago (Ga.). The craton is named after the country of Zimbabwe where the majority of the craton is located.

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Zircon

Zircon is a mineral belonging to the group of nesosilicates.

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Redirects here:

Ancient supercontinent proposed, Conquest of Vaalbara, Geographical: Vaalbara, The earth's first supercontinent, The first supercontinent, The world's first supercontinent, Vaalaabara, Vaalbaara, Vaalbara - the Earth's first supercontinent, Vaalbara the earth's first supercontinent, Valbaara, Valbara.

References

[1] https://en.wikipedia.org/wiki/Vaalbara

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