Tonalite–trondhjemite–granodiorite (TTG) rocks are intrusive rocks with typical granitic composition (quartz and feldspar) but containing only a small...
20 KB (2,194 words) - 17:44, 23 March 2024
occurring in conjunction with tonalite and granodiorite as the TTG (tonalite–trondhjemite–granodiorite) orthogneiss suite. Trondhjemite dikes also commonly form...
2 KB (178 words) - 18:01, 22 July 2023
monzonite, and is now a deprecated term. Trondhjemite is an orthoclase-deficient variety of sodium-rich tonalite with minor biotite as the only mafic mineral...
4 KB (390 words) - 11:10, 1 October 2023
500-million-year time span and can be divided into two suites: The tonalite-trondhjemite-granodiorite (TTG) suite (emplaced approximately 3.5–3.2 Ga), and the...
16 KB (2,046 words) - 20:19, 17 June 2024
zones. The lithologies of the Dharwar Craton are mainly TTG (Tonalite-trondhjemite-granodiorite) gneisses, volcanic-sedimentary greenstone sequences and calc-alkaline...
39 KB (3,535 words) - 01:37, 6 August 2024
Ga. Much of the granitic rock belongs to the distinctive tonalite–trondhjemite–granodiorite family of rocks, which are characteristic of Archean continental...
21 KB (2,256 words) - 14:02, 10 September 2024
intruded by a distinctive group of granitic rocks called the tonalite-trondhjemite-granodiorite or TTG suite. These are the most voluminous rocks in the craton...
37 KB (4,414 words) - 09:37, 11 March 2024
abundance of Archean felsic volcanic rocks, including tonalite, trondhjemite and granodiorite (TTG) series rocks,[failed verification] with minor granulite...
35 KB (4,087 words) - 10:53, 29 November 2023
by magmatic activity leading to the formation of Archaean Tonalite-Trondhjemite-Granodiorite (TTG) such as the Sand River Gneisses and the Bulai Granite...
10 KB (1,290 words) - 12:43, 17 June 2024
belt itself, the belt is hosted in and in places intruded by tonalite-trondhjemite-granodiorite (TTG) orthogneisses. The tectonic setting in which the Isua...
36 KB (4,094 words) - 10:48, 29 November 2023
greenstone belts, sedimentary basins, regional granitoid-tonalite-trondhjemite-granodiorite (TTG) plutons, and large shear zones. The craton is overlain...
23 KB (2,596 words) - 03:56, 26 August 2024
Moyen J.-F.; Champion D. (2005). "An overview of adakite, tonalite–trondhjemite–granodiorite (TTG), and sanukitoid: relationships and some implications...
8 KB (887 words) - 09:57, 23 November 2023
Partial melting of eclogite has been modeled to produce tonalite-trondhjemite-granodiorite melts. Eclogite-derived melts may be common in the mantle...
17 KB (1,745 words) - 04:43, 9 September 2024
These intrusive felsic igneous rocks include TTG suites (Tonalite-trondhjemite-granodiorite) that contributes over half the portion of Archean cratons...
36 KB (3,852 words) - 22:07, 9 July 2024
element ratios such as Th/Sc, Co/Th, La/Sc, La/Co suggest a tonalite–trondhjemite–granodiorite–charnockite provenance, and somewhat more felsic composition...
52 KB (4,947 words) - 07:51, 14 September 2024
about 1.7 Ga and the Grenvillian orogenic event respectively. Tonalite–trondhjemite–granodiorite – Intrusive rocks with typical granitic composition Park,...
15 KB (1,813 words) - 21:56, 12 June 2024
is a heterogeneous assemblage of foliated to gneissic tonalites, trondhjemites, granodiorites, and granites which contains minor quartz-diorites, diorites...
14 KB (1,735 words) - 21:23, 17 May 2024
form. In the Archean, the continental crust was composed of tonalite–trondhjemite–granodiorite (TTG) as well as granite–monzonite–syenite suites. The Mount...
31 KB (3,436 words) - 12:04, 27 September 2023
TTG may refer to: Tissue transglutaminase (tTG), an enzyme Tonalite-trondhjemite-granodiorite, an association of three closely-related rock types, found...
599 bytes (95 words) - 19:20, 5 August 2024
by magmatic activity leading to the formation of Archaean Tonalite-Trondhjemite-Granodiorite (TTG) such as the Sand River Gneisses or the Bulai Granite...
5 KB (693 words) - 17:22, 22 August 2022
made up of early to late Archean (3.8-3.0 billion years ago) tonalite-trondhjemite-granodiorite gneisses, granitic gneisses, some ultramafic to felsic volcanic...
109 KB (8,690 words) - 16:41, 6 July 2024
Moyen; D. Champion (January 2005). "An overview of adakite, tonalite–trondhjemite–granodiorite (TTG), and sanukitoid: relationships and some implications...
4 KB (936 words) - 03:20, 30 July 2023
the Labrador Sea. In Greenland the NAC is primarily made of tonalite–trondhjemite–granodiorite orthogneisses separated and obscured by supracrustal belts...
7 KB (700 words) - 13:52, 2 December 2023
belt and are divided into two major groups: the TTG group, (tonalite-trondhjemite-granodiorite) which consists of plagioclase dominant feldspar minerals...
11 KB (1,433 words) - 20:48, 20 May 2024
cannot be explained by the arc system: A massive scale of tonalite-trondhjemite-granodiorite and granitoid emplacement occurred within a short period (around...
59 KB (6,660 words) - 11:24, 11 August 2024
also be found. TTGs are an aggregation of certain rocks (tonalite-trondhjemite-granodiorite), that form when hydrous, mafic crust is melted at high pressure...
13 KB (1,456 words) - 06:30, 22 June 2024
unmetamorphosed sediment derived mainly from eroded Mesoarchaean tonalite–trondhjemite–granodiorites. It is over a kilometer thick, with various sources claiming...
3 KB (276 words) - 06:27, 30 July 2024
rocks found in Guyang granite-greenstone terrane are mostly tonalite-trondhjemite-granodiorite (TTG) and sanukitoid. There were two phases forming TTGs,...
34 KB (3,795 words) - 22:43, 24 July 2024
granites of sodium composition, the central complex of TTG tonalite-trondhjemite-granodiorite, dated between 2.15 and 2.12 billion years ago. The Montagne...
8 KB (870 words) - 17:52, 9 June 2023
Sea. The main rock types are orthogneiss (derived from the tonalite-trondhjemite-granodiorite association), greenstone and paragneiss. Although these rocks...
3 KB (203 words) - 21:43, 26 April 2023