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Data Series 297

U.S. GEOLOGICAL SURVEY
Data Series 297

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Figure - refer to figure caption for alternative text description

Figure 10. Example of subsurface fracture characteristics in vertical core hole MH-2 in floor of emplacement drift U-12n.10 at 303.77 feet from portal opening, Nye County, Nevada. Core sample shows slickensides and black staining on fracture surfaces at 79 feet. Photograph taken by Jerry Magner, U.S. Geological Survey.

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URL: http://pubs.usgs.gov/ds/2007/297
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