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• 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= }}