Igneous Structures and Field Relationships - Faculty web pages
Igneous Structures and Field Relationships - Faculty web pages
Igneous Structures and Field Relationships - Faculty web pages
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<strong>Structures</strong> <strong>and</strong> <strong>Field</strong> <strong>Relationships</strong><br />
Figure 4-8. 4<br />
Pressure ridges on the surface of Big Obsidian Flow, Newberry Volcano, V<br />
OR. Flow direction is toward the left.<br />
© John Winter <strong>and</strong> Prentice Hall.