Rocks along the Lamar River banks are coarsely banded Precambrian gneisses more than 2.5 billion years old. Yellowstone National Park, Wyoming. 1970.
Dates
Date Taken
1970
Summary
Album caption and index card: Rocks along the Lamar River banks are coarsely banded Precambrian gneisses more than 2.5 billion years old, some of the oldest rocks in Yellowstone National Park. View shows coarse banding and texture of the gneiss; minerals include quartz, feldspar, and biotite (black mica). Yellowstone National Park, Wyoming. 1970.
Summary
Album caption and index card: Rocks along the Lamar River banks are coarsely banded Precambrian gneisses more than 2.5 billion years old, some of the oldest rocks in Yellowstone National Park. View shows coarse banding and texture of the gneiss; minerals include quartz, feldspar, and biotite (black mica). Yellowstone National Park, Wyoming. 1970.
Click on title to download individual files attached to this item.
sjr00696.jpg
22.54 MB
image/jpeg
sjr00696.tif
53.19 MB
image/geotiff
Material Request Instructions
Available in the U.S. Geological Survey Denver Library Photographic Collection, Stacy, J.R. Collection.
Rights
This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html