Inferior Oolite
| Inferior Oolite Group | |
|---|---|
| Stratigraphic range: (Middle Jurassic) | |
| Inferior Oolite at Leckhampton Hill, Gloucestershire. | |
| Type | Group | 
| Sub-units | East Midlands Cotswolds 
 | 
| Underlies | Great Oolite Group | 
| Overlies | Lias Group | 
| Thickness | 0 - 120 m | 
| Lithology | |
| Primary | limestones | 
| Other | sandstone, mudstone | 
| Location | |
| Country | England | 
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.