Shaken but Not Stirred: Rock formations reveal past quakes' size limit | Science News

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Shaken but Not Stirred: Rock formations reveal past quakes' size limit

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11:58am, March 15, 2006

Dozens of precariously balanced rocks in southern California tell a story just by standing there: Earthquakes that have occurred on nearby faults in recent millennia haven't exceeded magnitude 7. Researchers developing seismic-hazard maps for that and other areas are pondering how such rocky evidence might best be incorporated into their next round of updates.

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