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SANUKITOID

Sanukitoid

Sanukitoids are a variety of high-Mg granitoid found in convergent margin settings. The term "sanukitoid" was originally used to define a variety of Archean

Sanukitoid

Dharwar Craton

Part of the Indian Shield in south India

The sanukitoids created by plume setting would lead to the sanukitoid intrusions with high magnesium content and low silicon dioxide. The sanukitoid magmatism

Dharwar Craton

Dharwar_Craton

Diorite

Igneous rock type

some tonalite and high Mg/Fe gabbro, diorite, and granodiorite plutons (sanukitoid suites) in the Kuhmo district, eastern Finland". Bulletin of the Geological

Diorite

Archean

Geologic eon, 4031–2500 million years ago

granite, diorite, layered intrusions, anorthosites and monzonites known as sanukitoids. Archean rocks are often heavily metamorphosed deep-water sediments,

Archean

Michel Jébrak

he showed that several gold deposits are associated with the alkaline sanukitoid magmatism and could represent the local source of orogenic gold concentration

Michel Jébrak

Michel_Jébrak

Kenorland

Hypothetical Neoarchaean supercontinent from about 2.8 billion years ago

Geoscience Office. Retrieved March 12, 2016. Halla, J. (2005). "Neoarchean sanukitoids (2.74–2.70 Ga)" (PDF). In Halla, J.; Nironen, M.; Lauri, L. S.; Kurhila

Kenorland

Adakite

Volcanic rock type

"An overview of adakite, tonalite–trondhjemite–granodiorite (TTG), and sanukitoid: relationships and some implications for crustal evolution" (PDF). Lithos

Adakite

Western Block of the North China Craton

Sub-block of the North China craton

granite-greenstone terrane are mostly tonalite-trondhjemite-granodiorite (TTG) and sanukitoid. There were two phases forming TTGs, with the first stage at about 2.53

Western Block of the North China Craton

Western_Block_of_the_North_China_Craton

Kenora

City in Ontario, Canada

1139/e81-103. Halla 2005, Introduction, p. 22 Halla, J. (2005). "Neoarchean sanukitoids (2.74–2.70 Ga)" (PDF). In Halla, J.; Nironen, M.; Lauri, L. S.; Kurhila

Kenora

Tonalite–trondhjemite–granodiorite

Intrusive rocks with typical granitic composition

"An overview of adakite, tonalite–trondhjemite–granodiorite (TTG), and sanukitoid: relationships and some implications for crustal evolution". Lithos. 79

Tonalite–trondhjemite–granodiorite

Boninite

Ultramafic extrusive rock high in both magnesium and silica

melting of metasomatised mantle. Similar Archean intrusive rocks, called sanukitoids, have been reported in the rocks of several early cratons. Archean boninite

Boninite

Superior Craton

Large crustal block in North America

River superterrane at about 2695 Ma. Apart from the ceased magmatism, the sanukitoid plutons formed in the area during 2695-2685 Ma (which inferred the breakoff

Superior Craton

Superior_Craton

Appinite

Type of igneous rock

age. The Neoarchaean appinites are associated genetically with coeval sanukitoids. This is often taken as proof for plate tectonics going back that far

Appinite