|
|
click photo for larger file
Panum Crater / Plug-dome Volcano
|
Photographer: Ron Wolf
ID: 0000 0000 0810 0726 (2010-08-12)Copyright © 2010 Ron Wolf
|
|
INFORMATION PROVIDED WITH THE PHOTO
|
date of photo Aug 8, 2010
location
Mono Lake Tufa State Reserve. Near Lee Vining (Mono County, California, US)notes This small volcanic cone is the northernmost and youngest of a chain of 30 craters aligned along a fissure extending more than 10 miles. The fissure is probably one of the faults in the Sierra Nevada system. Panum is a nearly perfect rhyolitic plug-dome volcano, comprised of a cone of tuff, pumice and ash with a central plug of obsidian, formed during an eruption about 600 years ago.keywords: crater, eruption, volcano, volcanism, obsidian, pumice, rhyolite, geomorphology, earth science, Holocene
camera Canon 40D, 100mm, f/11, 1/50 sec.
photo category: Misc. - geology
|
| |
|
Using this photo The thumbnail photo (128x192 pixels) on this page may be freely used for personal or academic purposes without prior permission under the Fair Use provisions of US copyright law as long as the photo is clearly credited with © 2010 Ron Wolf.
For other uses, or if you have questions, contact Ron Wolf RonWolf[AT]EyeOnNature.com. (Replace the [AT] with the @ symbol before sending an email.) |
|
|