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  3. Scanning electron microscope images of pumiceous material from the May 18, 1980. Skamania County, Washington. 1980.

Scanning electron microscope images of pumiceous material from the May 18, 1980. Skamania County, Washington. 1980.

Dates

Date Taken
1980

Summary

Album caption: Scanning electron microscope images of pumiceous material from the May 18, 1980 eruption. B. Interior of pumice clast collected at a depth of 60 cm in a May pyroclastic flow. Temperature of sample when collected was 260°C. Unidentified acicular mineral contains sodium and magnesium. Skamania County, Washington. October 15, 1980. Published as figure 385-B in U.S. Geological Survey. Professional paper 1250. 1981. Handwritten notes on album caption: (Photo by D.R. Pevear) Index card unavailable.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Pevear, David R.

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msh_1250_00031.jpg thumbnail 792.78 KB image/jpeg
msh_1250_00031.tif 8.56 MB image/geotiff

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Collection.

Rights

This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html
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Identifiers

Type Scheme Key
name photoLibrary msh_1250_00131
number photoLibrary 27012
batch photoLibrary btch139
number_in_book photoLibrary 131

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