Sentences with phrase «source rocks deposited»
The most productive coastal upwelling area of the modern ocean is the Benguela upwelling system off south - western Africa, an area that is considered to represent an important modern analogue of petroleum source rocks deposited in the geological past.
https://phys.org/ Not exact matches
This crustal weakness allowed unusually high heat flow from deeper mantle sources to «super-heat» the highly organic Niobrara source rocks, which in turn generated the significant oil and gas deposits now contained in the Niobrara and Codell formations.
Anoxic sediments have been widespread in the past and are of great economic importance as source rocks for hydrocarbon deposits.
«Other sediments continued to be deposited and further buried the oganic - rich sediment layer to depths of thousands of feet, compressing the layers into a rock that would become the source for oil.
Sedimentary marine source rocks that generate oil and gas were deposited in time frames of millions of years.