Friday, August 28, 2009

Geology.com | News- August 28, 2009

Ireland’s Greatest Natural Hazard

Posted: 27 Aug 2009 10:05 PM PDT

An article on the Irish Examiner website explains why landslides have been labeled “Ireland’s Greatest Natural Hazard” and why so many landslides have occurred within the past few years.

Benitoite Field Trip

Posted: 27 Aug 2009 10:00 PM PDT

Benitoite is the state gemstone of California and a nice tiny crystal can be worth a lot of money. Scott Kleine of Great Basin Minerals shares some of his photos from a Benitoite fee mining trip.

Earthquakes: Email Notification Service

Posted: 27 Aug 2009 09:55 PM PDT

If you would like to receive an email message from USGS when earthquakes meeting certain magnitude thresholds are recorded it is easy to sign up at the USGS website. Earthquake notifications are sent out within minutes of most earthquakes.

Amethyst and Quartz Scepter Crystals

Posted: 27 Aug 2009 05:25 PM PDT

Another mineral collecting field trip shared by Scott Kleine of Great Basin Minerals. This trip goes to collect amethyst and quartz scepter crystals at Petersen Mountain along the California – Nevada border.

Brahmaputra River Flooding

Posted: 27 Aug 2009 05:18 PM PDT

Earth Observatory has a satellite image pair showing before and after scenes of flooding on the Brahmaputra River as it flows in to Bangladesh. In July, Bangladesh was suffering from a drought, now there are projections that flood waters might cover 30 percent of the country by the end of August.

Galileo and the Telescope

Posted: 27 Aug 2009 08:12 AM PDT

This article presents a few short historical glimpses of Galileo and his fascination with the telescope.