Inferior Oolite

The Inferior Oolite is a sequence of Jurassic age sedimentary rocks in Europe. It was deposited during the Middle Jurassic. The Inferior Oolite Group as more recently defined is a Jurassic lithostratigraphic group (a sequence of rock strata) in southern and eastern England . It has been variously known in the past as the Under Oolite (or Oolyte), the Inferior Oolite, the Inferior Oolite Series and the Redbourne Group.

Inferior Oolite Group
Stratigraphic range: (Middle Jurassic)
Inferior Oolite at Leckhampton Hill, Gloucestershire.
TypeGroup
Sub-unitsEast Midlands

Cotswolds

  • Salperton Limestone
  • Aston Limestone
  • Birdlip Limestone
Dorset -Lower, Upper Inferior Oolite Formations
UnderliesGreat Oolite Group
OverliesLias Group
Thickness0 - 120 m
Lithology
Primarylimestones
Othersandstone, mudstone
Location
CountryEngland
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