Monday, October 4, 2010

Geology: A Trip To Dinosaur Time


From Nature News:

A project to drill a 10-kilometre-deep hole in China will provide the best view yet of the turbulent Cretaceous period. Jane Qiu reports.

The rock columns on the table are not much to look at. More than a metre long, 10 centimetres in diameter and mostly made up of oil shale and sandstone, they are a dull greyish green. But these, says Wang Chengshan, a geologist at the China University of Geosciences in Beijing, "are not ordinary rocks".

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