Continental Hearts | Science News

SUPPORT SCIENCE NEWS

Science News is a nonprofit.

Help us keep you informed.


Feature

Continental Hearts

Ancient expanses called cratons pose a geological puzzle

By
12:13pm, December 3, 2010

When Viennese geologist Leopold Kober gave geology a new word — kratogen, soon shortened to craton — for the flat, stony interiors of continents, he thought such places to be among the duller places for geological study. For him, the more flexible expanses of crust he called orogens, full of rising mountains and earthquake faults, were where the action was.

This article is only available to Science News subscribers. Already a subscriber? Log in now. Or subscribe today for full access.

Get Science News headlines by e-mail.

More from Science News

From the Nature Index Paid Content