|
Basins hasten brewing of oil. (hydrocarbon formation in Antarctic)
Science News
|
March 23, 1985|
|
COPYRIGHT 1985 Science Service, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group.
(Hide copyright information)
Copyright
|
An unexpected prize of research expeditions to seafloor vents along the East Pacific Rise three years ago was petroleum (SN: 2/13/82, p. 103). Hydrocarbons formed in mineralized mounds when hot basalts under the spreading centers quickly cooked blankets of organic sediments. Now another team of scientists has discovered a similar accumulation of rapidly heated hydrocarbons, but in a very different tectonic setting: the King George Basin of Bransfield Strait in western Antarctica. There, the subduction, or downward plunge, of the Drake Plate into the South Shetland trench is ...
Find more facts and information related to the
article "Basins hasten brewing of oil. (hydrocarbon ..."