U.S. Geological Survey

Slide 21

21. Typical sill in study area. Sill that is parallel to the ground surface is as much as 10 cm thick. Next we will look closely at the sill, near the white card.


SLIDE 20 | HOME | SLIDE 22
THUMBNAIL INDEX

This page is <https://pubs.usgs.gov/openfile/of98-488/slide21.html>
Last revised November 24, 1998

For more information, contact Stephen F. Obermeier