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Meta
Category Archives: tectonics
Friday focal mechanisms
A brief summary of the week’s large earthquakes and their tectonic context.
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Creeping fault segments are showing their age
Do faults get weaker as they get older?
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Old tectonic scars run deep: the magnitude 5.0 earthquake in Ontario
The location of yesterday’s earthquake in Canada was controlled by tectonic processes that operated, and ceased, hundreds of millions of years ago.
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Lava lake tectonics
In the crater of Erte Ale, we can see processes that take tens of miliions of years on a global scale happening in just a few hours.
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Tectonics of the Qinghai Earthquake
Late on Tuesday (or Wednesday morning local time) western China was shaken by a magnitude 6.9 earthquake. The focal mechanism, courtesy of the USGS, tells us that it occured on a strike-slip fault like the San Andreas fault and the … Continue reading