Lower Cretaceous

Lower Cretaceous

[′lō·ər krə′tā·shəs]
(geology)
The earliest epoch of the Cretaceous period of geologic time, extending from about 140- to 120,000,000 years ago.
References in periodicals archive ?
The Daleel fields in a Lower Cretaceous Fm, in a north-central trend on Block-5, are operated by Daleel Petroleum Co.
In 2016 it began yielding 40,000 b/d from a Lower Cretaceous Fm rich in highly viscous oils of 14.
This field was discovered in 2013 through the drilling of an exploration well into Lower Cretaceous Captain Sands of similar quality to the Blake field.
Sember and Lower Goru Formations are the proven to be the potential reservoir rocks in Lower Cretaceous silici-clastics of the Lower Indus Basin.
BU, Brookian unconformity; CU, Cenomanian unconformity; JU, Jurassic unconformity; LCU, Lower Cretaceous unconformity; MBU, mid-Brookian unconformity; PPU, Pliocene-Pleistocene unconformity; PSU-GRZ, pebble shale unit and gamma-ray zone; PU, Permian unconformity; TAB, top acoustic basement.
2015) describe small tridactyl footprints from a new Lower Cretaceous dinosaur tracksite of La Rioja.
Peace River: The Peace River Frac Sand Quarry, which is owned and operated by Canadian Silica Industries, produces frac sand from the Lower Cretaceous Paddy Member of the Peace River Formation.
2) sand-silt-clay of the Upper Jurassic, Lower Cretaceous, Neogene and Pleistocene.
6 ( ANI ): Scientists believe that the creatures from the lower Cretaceous era in north-east China were instantly killed by volcanic eruptions similar to the blast that hit the Roman city of Pompeii.
The main targets are the fractured Eocene to Upper Cretaceous carbonates and Lower Cretaceous sandstones, although other plays may be developed following collection of further data.