SEM Results for Sample wtc01-20

Secondary Electron Microscope image of a representative portion of sample 20. The image shows gypsum and/or anhydrite crystals.

See the detailed SEM sample report, click here.

For more information contact:
Greg Meeker
gmeeker@usgs.gov

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U.S. Department of the Interior | U.S. Geological Survey URL: https://pubsdata.usgs.gov/pubs/of/2001/ofr-01-0429/sem1/wtc01-20.sem.im2.html Questions or Assistance: USGS Web Contact Page Last Modified: Wed Dec 7 18:28 EST 2016