mylonite.jpg


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Photomicrograph of highly deformed mylonitic tonalite gneiss; large gray grains are plagioclase feldspar, and the finer grained gray grains are "ribbons" of deformed quartz that are recrystallized due to dynamic deformation in shear zones.
Originally uploaded in Integrating Research and Education:Montana Geoheritage Project:Montana Geoheritage Sites.

Image 350409 is a 775 by 1179 pixel WebP
Uploaded: Nov11 24


Last Modified: 2024-11-11 17:08:49
Permanent URL: https://serc.carleton.edu/download/images/350409/mylonite.webp

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Provenance
Dave Mogk, Montana State University-Bozeman
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