Asbestiform amphibole from a former vermiculite mining site near Libby, Montana.

Image 36381 is a 198 by 198 pixel JPEG
Uploaded: Nov12 12

Last Modified: 2012-11-12 22:56:45
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Agency for Toxic Substances and Disease Registry. Source: U.S. Geological Survey and U.S. Environmental Protection Agency, Region 8, Denver, Colorado.
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