The Onverwacht Group or Onverwacht Series is a series of greenstone belts and volcanic rock formations from the Archean Eon in the Kaapvaal Craton in South...
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the Paleoarchean era. The Kromberg Formation, near the top of the Onverwacht Group which itself is a part of the Barberton Greenstone Belt, dates back...
14 KB (1,289 words) - 04:43, 24 October 2024
M. J.; Drost, K. (2011). "Palaeomagnetism of Archaean rocks of the Onverwacht Group, Barberton Greenstone Belt (southern Africa): Evidence for a stable...
22 KB (2,131 words) - 21:56, 29 October 2024
Cape Fold Belt (section Table Mountain Group)
involved are generally sandstones and shales, with the shales (Bokkeveld Group) persisting in the valley floors while the erosion resistant sandstones...
42 KB (4,502 words) - 22:36, 2 May 2024
Barberton Greenstone Belt Fig Tree Formation Onverwacht Group Heubeck, Christoph (2019). "The Moodies Group—a High-Resolution Archive of Archaean Surface...
3 KB (191 words) - 16:33, 28 November 2023
re-radiate into a number of species within the genus, becoming the most common group of terrestrial vertebrates during the Early Triassic; for a while, 95% of...
27 KB (2,860 words) - 10:08, 19 October 2024
thick layer of rock is termed the "Central Rand Group". The "West Rand Group" and "Central Rand Group" of rocks together form the "Witwatersrand Supergroup"...
39 KB (3,720 words) - 16:56, 3 November 2024
Karoo Supergroup (section The Dwyka group)
thickness of 12 km, with the overlying basaltic lavas (the Drakensberg Group) at least 1.4 km thick. Fossils include plants (both macro-fossils and pollen)...
34 KB (3,535 words) - 12:45, 18 November 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
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Kimberlite (section Group I kimberlites)
lamproites than they do to group I kimberlites. Hence, he reclassified group II kimberlites as orangeites to prevent confusion. Group-I kimberlites are of CO2-rich...
31 KB (3,660 words) - 17:43, 18 November 2024
46 Hooggenoeg, 3.42 Kromberg and 3.33 Ga Mendon Formations of the Onverwacht Group. The 3.43 Ga Strelley Pool Formation in Western Australia hosts stromatolites...
67 KB (6,752 words) - 02:24, 13 November 2024
it to be a synapsid. Recent study of Mesosauridae phylogeny places the group as either the basal most clade within Parareptilia or the basal most clade...
17 KB (1,840 words) - 22:01, 11 October 2024
Geology of Cape Town (redirect from Malmesbury Group)
batholiths, that were intruded into the Malmesbury Group about 630 million years ago, and the Table Mountain group sandstones that were deposited on the eroded...
27 KB (3,020 words) - 09:37, 8 November 2023
association suggest that this early ornithischian dinosaur may have lived in groups. The skull and teeth of Lesothosaurus are more generalized than the heavily...
36 KB (4,257 words) - 23:32, 22 August 2024
(1991). "Microfossils and possible microfossils from the early Archean Onverwacht Group, Barberton mountain land, South Africa". Precambrian Research. 54 (2–4):...
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woody trees and herbaceous ferns, and belongs to the progymnosperms, a group of extinct plants more closely related to seed plants than to ferns, but...
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originally discovered in the Lystrosaurus Assemblage Zone of the Beaufort Group of South Africa. The genoholotype, BMNH R 511, was in 1887 described by...
29 KB (3,709 words) - 18:05, 30 September 2024
a basal (or "primitive") group within the order of ornithischian dinosaurs, while their closest affinities within the group are debated. In spite of the...
63 KB (7,286 words) - 19:09, 22 August 2024
the south via the dewatering gallery. Bulembu is located within the Onverwacht Group of the Barberton Supergroup, a geological formation known for its ancient...
12 KB (1,256 words) - 07:48, 22 November 2024
the homonymy between the dinosaur Syntarsus and beetle Syntarsus, but the group who published Megapnosaurus have claimed that they believed Raath was deceased...
64 KB (6,931 words) - 23:53, 11 November 2024
specimens, it is from the Lystrosaurus Assemblage Zone of the Beaufort Group of South Africa. Chasmatosaurus yuani was named by C. C. Young in 1936,...
29 KB (2,962 words) - 03:25, 24 June 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
4 KB (399 words) - 12:19, 7 October 2024
Earth. It contains the world's largest reserves of platinum-group metals (PGMs) and platinum group elements (PGEs) — platinum, palladium, osmium, iridium,...
64 KB (7,354 words) - 02:09, 19 November 2024
the Diagram Group (1983). A Field Guide to Dinosaurs. New York: Avon Books. p. 103. ISBN 978-0-380-83519-5. Lambert, David; the Diagram Group (1990). The...
67 KB (6,857 words) - 20:04, 18 November 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
18 KB (1,625 words) - 12:03, 14 October 2024
Supergroup, dating from the Permian period, between 280 and 250 Ma. The Ecca Group is extensive, covering around two-thirds of South Africa (much of it covered...
18 KB (1,538 words) - 10:16, 28 April 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
10 KB (1,127 words) - 19:41, 22 August 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
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found most prominently in the Upper Permian to Lower Triassic Beaufort Group. Moschorhinus is a therocephalian, a member of the clade Eutheriodontia...
19 KB (1,925 words) - 15:03, 21 August 2024
Formation Moodies Group Onverwacht Group Transvaal Supergroup Paleozoic Carboniferous Dwyka Group Ganigobis Formation Devonian Bokkeveld Group Table Mountain...
4 KB (399 words) - 11:05, 3 May 2024