GPS data may indicate magma movement
Posted by JAC on 3/5/2011, 9:52 pm
Daniel_swe says:

March 5, 2011 at 09:42

Looking at the GPS data that would definitely indicate some magma moving or pressurising. The "up" component is going strong and the North/East components has started a rapid movement as well.

Seeing that North/East started moving more rapidly in connection to the large swarm we saw a few days ago it would tend to rule out that the tremors was purely tectonic in nature.

Maybe started out as tectonic but as the system is already under pressure and has shown magmatic activity recently with an impressive inflation a few years ago maybe the tremors converted from purely tectonic to magmatic/tectonic and the activity displaced the magma and/or opened some new conduits?

Caveat: Not a geologist and so on..Just curious.







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Something odd is going on at Krysuvik volcano - speculation - JAC, 3/5/2011, 1:53 pm
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