Ashsem_small.jpg
Summary
Description Ashsem small.jpg |
English:
A
scanning electron micrograph
image of a
volcanic ash
particle from the
18 May 1980 eruption
of
Mount St. Helens
volcano in Washington state.
|
Date |
23 January 2008 (original upload date)
|
Source | United States Geological Survey |
Author |
United States Geological Survey. (Original Wikipedia uploader was Thegreatdr at en.wikipedia ) |
Permission
( Reusing this file ) |
PD-USGov-USGS. |
Licensing
Public domain Public domain false false |
This image is in the
public domain
in the United States because it only contains materials that originally came from the
United States Geological Survey
, an agency of the
United States Department of the Interior
. For more information, see
the official USGS copyright policy
.
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Original upload log
Transferred from en.wikipedia to Commons by Frokor using CommonsHelper .
The original description page was
here
. All following user names refer to en.wikipedia.
- 2008-01-23 16:37 Thegreatdr 175×120×8 (8279 bytes) {{Information |Description=Ash particle from [[Mount St. Helens]] |Source=United States Geological Survey |Date=2008-01-23 |Location=http://volcanoes.usgs.gov/ash/properties.html |Author=United States Geological Survey |Permission= |other_versions= }}