Author Archives: Chris Rowan

Stuff we linked to on Twitter last week

Posted on September 12, 2010 by Chris Rowan

Blogs in motion All star geo-tweeter @cbdawson has decided to join the blogosophere with Point Source, quaquaversal musings on the geosciences and public information. Deep Sea News has welcomed Rick Macpherson into the aquatic fold.

Categories: links

The fault that made a mountain range

Posted on September 8, 2010 by Chris Rowan

How the Teton Range and the Teton Fault are essentially the same thing. Continue reading →

Categories: geology, geomorphology, outcrops, photos, structures

Tectonics of the M7 earthquake near Christchurch, New Zealand

Posted on September 3, 2010 by Chris Rowan

This post was written in response to the Darfield earthquake in September 2010. The most recent seismic activity is discussed here. [Updated 8th September 1200 GMT – see bottom of post. And check out the PodClast discussion of this earthquake, … Continue reading →

Categories: earthquakes, focal mechanisms, geohazards, tectonics

Stuff we linked to on Twitter last week

Posted on August 29, 2010 by Chris Rowan

Another week, another link extravaganza for you to enjoy. Continue reading →

Categories: links

Friday Focal Mechanism

Posted on August 27, 2010 by Chris Rowan

The earthquake that particularly caught my eye this week occurred on Tuesday off the coast of Mexico: This focal mechanism is pure strike-slip: that is, it is the result of two sides of a fault moving laterally past each other, … Continue reading →

Categories: earthquakes, focal mechanisms, tectonics