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Geological Formation

Djadochta Formation

Named Rock Formations and Groups

The Djadochta Formation is a highly fossiliferous Late Cretaceous rock formation in the Gobi Desert of Mongolia, spanning the Campanian to Maastrichtian stages, whose type locality is Bayn Dzak, known as the Flaming Cliffs. It consists mainly of cemented reddish orange to pale orange and light gray, medium to fine grained sands and sandstones more than 90 meters thick, with minor calcareous concretions, silty clay, conglomerate and mudstone layers. The sediments accumulated through wind action in an arid, warm semi arid climate dominated by large straight crested and smaller barchan and parabolic sand dunes, with occasional water bodies also contributing to deposition. The formation has yielded some of the most important dinosaur fossils ever found, including the first confirmed dinosaur eggs and remains of Protoceratops, Velociraptor and Oviraptor.

Connections

Associated With

Source Djadochta Formation (Wikipedia)
Cretaceous, Eras
Source Djadochta Formation (Wikipedia)
Mudstone, Materials
Source Djadochta Formation (Wikipedia)
Siltstone, Materials
Source Djadochta Formation (Wikipedia)

Caused By

Source Djadochta Formation (Wikipedia)

In Discipline

Source Djadochta Formation (Wikipedia)
In the Other Atlases

Found In

Also in Geography Atlas: where this subject is found.

Sources
Djadochta Formation (Wikipedia)
  • Caused By: Sedimentation, Article text
    Less abundant sedimentation comprises conglomerates, siltstones, fluvial (water-deposited) sandstones, and mudstones.
  • Associated With: Cretaceous, Lead paragraph
    The Djadochta Formation (sometimes transcribed and also known as Djadokhta, Djadokata, or Dzhadokhtskaya) is a highly fossiliferous geological formation in Central Asia, Gobi Desert, dating from the Late Cretaceous period, during the Campanian to the Maastrichtian.
  • Associated With: Cretaceous, Lead, age Cretaceous
    The Djadochta Formation (sometimes transcribed and also known as Djadokhta, Djadokata, or Dzhadokhtskaya) is a highly fossiliferous geological formation in Central Asia, Gobi Desert, dating from the Late Cretaceous period, during the Campanian to the Maastrichtian.
  • Associated With: Conglomerate, Article text, rock Conglomerate
    Ukhaa Tolgod (also spelled Oka Tolga): The strata exposed at Ukhaa Tolgod is dominated by reddish sandstones, with some sandstones containing small amounts of conglomeratic lenses and/or cobbles and pebbles. Conglomerate itself is in this site, and to a lesser level are mudstones and siltstones, which are thin and laterally restricted.
  • Associated With: Mudstone, Article text, rock Mudstone
    Ukhaa Tolgod (also spelled Oka Tolga): The strata exposed at Ukhaa Tolgod is dominated by reddish sandstones, with some sandstones containing small amounts of conglomeratic lenses and/or cobbles and pebbles. Conglomerate itself is in this site, and to a lesser level are mudstones and siltstones, which are thin and laterally restricted.
  • Associated With: Siltstone, Article text, rock Siltstone
    Ukhaa Tolgod (also spelled Oka Tolga): The strata exposed at Ukhaa Tolgod is dominated by reddish sandstones, with some sandstones containing small amounts of conglomeratic lenses and/or cobbles and pebbles. Conglomerate itself is in this site, and to a lesser level are mudstones and siltstones, which are thin and laterally restricted.
  • In Discipline: Stratigraphy, Lead paragraph
    The Djadochta Formation (sometimes transcribed and also known as Djadokhta, Djadokata, or Dzhadokhtskaya) is a highly fossiliferous geological formation in Central Asia, Gobi Desert, dating from the Late Cretaceous period, during the Campanian to the Maastrichtian
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