Tag Archives: Earth Sciences

Diamond Geyser – anatomy of a kimberlite eruption

Posted on June 18, 2012 by

Sorry, I can’t resist a pun. Kimberlite pipes are – geologically and economically – hugely important things. These weird  features appear on maps as simple circular(ish) structures, perhaps up to a few hundred meters across. They are the vent which … Continue reading →

Posted in Geology, Natural Resources, Volcanism | Tagged , , , , , , , , | 1 Comment

Fault Dynamics 101

Posted on April 13, 2012 by

This is a post I’ve been putting off writing for a while, as I find it a very tricky subject to cover without a hands-on practical.  However, a question which has been asked of me a few times (and particularly … Continue reading →

Posted in Earthquakes, Education, Geology, Geophysics, Physics, Science | Tagged , , , , , , , , , , , | 2 Comments

Weathering it out

Posted on September 20, 2011 by

Last night the NASA Earth Observatory posted up a natural colour satellite image of Puyehue Cordon Caulle – the volcano in Chile which has been erupting since June (and which I wrote about here).  The eruption itself started on the … Continue reading →

Posted in General, Geology, Science, Sedimentology, Volcanism | Tagged , , , , , , , , | Leave a comment