Sentences with phrase «deep mantle sources»
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.
http://www.pdce.com/ Not exact matches
«The deep mantle is a weird place with mysterious features that may be residues of Earth's formation, graveyards for piles of sunken tectonic plates, sources for hotspot volcanoes like Hawaii or the processes that shaped the atmosphere,» Dorfman said.
Led by Carnegie's Ho - kwang «Dave» Mao, the research team believes that as much as 300 million tons of water could be carried down into Earth's interior every year and generate deep, massive reservoirs of iron dioxide, which could be the source of the ultralow velocity zones that slow down seismic waves at the core - mantle boundary.
That indicates the plume comes from a relatively deep source, though the data doesn't allow the team to peer deeper into the mantle, near the core.
Led by Geophysical Laboratory's Ho - kwang «Dave» Mao, the research team believes that as much as 300 million tons of water could be carried down into Earth's interior every year and generate deep, massive reservoirs of iron dioxide, which could be the source of the ultralow velocity zones that slow down seismic waves at the core - mantle boundary.
According to the NASA press release, the study «adds evidence that a geothermal heat source called a mantle plume lies deep below Antarctic Marie Byrd Land, explaining some of the melting that creates lakes and rivers under the ice sheet.»
A new NASA study adds evidence that a geothermal heat source called a mantle plume lies deep below Antarctica's Marie Byrd Land, explaining some of the melting that creates lakes and rivers under the ice sheet.