Devils Kitchen Sinkhole Sedona

Here is a link to Paul Lindberg's Article on the Devils Kitchen Sinkhole in Sedona. This is one of the sinkholes we visited on the Sedona field trip that Paul lead for the Club.

Arizona Geology | Online!

Happy New Year to All

Harry Allen

Great Photo of mud bubble exploding

This is a link to a great photo of a mud bubble exploding at the giant mud volcano in Indonesia.They can be up to 30 feet in diameter.


From Close Up or Far Away, Amazing Volcano Photos | Science & Nature | Smithsonian Magazine

Happy holidays to all

Harry Allen

Yellowstone’s “Super Plume” of Molten Rock Bigger Than Originally Thought | Courtney Lowery | New West Blog | NewWest.Net

Ed Wolf sent us an interesting article on the Yellowstone "Super Plume"
It would be a Super volcano if it ever went off again.
Yellowstone’s “Super Plume” of Molten Rock Bigger Than Originally Thought | Courtney Lowery | New West Blog | NewWest.Net

Harry Allen

Paul Lindburgs Grand Canyon models

Delores Manburg sent us a link to the You Tube videos of Paul Lindburg's Grand Canyon Lecture about the origin of Grand Canyon.

Paul gives the very best overview of the geologic history of the Canyon. His handmade models are the Greatest!!


Each of the videos run about 7 minutes.
We will be getting the rest of Mr. Lindberg's presentation posted as soon as we can work our way through them.
Here are the links
http://www.youtube.com/watch?v=oGGgwlvOUgc - 1st half
http://www.youtube.com/watch?v=3xU9a4iZuuc - 2nd half

Copy the links if they don't work.

Harry Allen

Video of Submarine Valcanic Eruption

Here is a first video of a volcanic eruption at about 4000 ft sub sea -- this is how pillow lava is formed.








Harry Allen

Arizona topo maps

Lee Allison reports in his blog that there are new downloadable topo maps available for Arizona


Arizona Geology: Arizona coverage with new generation topo maps

Arizona topo maps

Lee Allison our state geologist reports :

New next gen topo maps are available for Arizona. They can be downloaded and printed on your printer.


Arizona Geology: Arizona coverage with new generation topo maps

Harry Allen