North from the head of Avalanche Basin. Glacier National Park, Montana. 1914.
Dates
Date Taken
1914-08
Summary
Glacier National Park, Montana. North from the head of Avalanche Basin. Most of the rock shown belongs to the Siyeh Limestone. The dark peak on the left consists of beds belonging to the Missoula Group. Conophyton zone 1 and a sill of metagabbro are visible in the upper part of the cliffs. Note the pronounced discordance between the nearly flat basin floor on the right and the cliffed gorge on the left. August 1914. Portion of Figure 16, U.S. Geological Survey Professional paper 296. Photos sec00353, sec0353a, sec0353b form a panorama.
Summary
Glacier National Park, Montana. North from the head of Avalanche Basin. Most of the rock shown belongs to the Siyeh Limestone. The dark peak on the left consists of beds belonging to the Missoula Group. Conophyton zone 1 and a sill of metagabbro are visible in the upper part of the cliffs. Note the pronounced discordance between the nearly flat basin floor on the right and the cliffed gorge on the left. August 1914. Portion of Figure 16, U.S. Geological Survey Professional paper 296. Photos sec00353, sec0353a, sec0353b form a panorama.
Click on title to download individual files attached to this item.
sec0353a.jpg
7.37 MB
image/jpeg
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