U.S. Geological Survey: Science for a Changing World - USGS visual identifier and link to main Web site at http://www.usgs.gov/

Photomicrographs in cross polarized light from a metagabbro in the Laurel Formation, the eastern Marburg Formation, and the Blockhouse Point domain of the Mather Gorge Formation. For a more detailed explanation, contact Michael Kunk at mkunk@usgs.gov.   Figure 4. Photomicrographs in cross polarized light from (A) a metagabbro in the Laurel Formation, (B) the eastern Marburg Formation, and (C) the Blockhouse Point domain of the Mather Gorge Formation. See text for discussion.
U.S. Department of the Interior, U.S. Geological Survey
URL: https:// pubsdata.usgs.gov /pubs/circ/2004/1264/html/trip5/fig4.html
For more information, contact Michael Kunk
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