Algal pebbles formed chiefly of Chlorellopsis coloniata Reis in a matrix of ostracode limestone. Garfield County, Colorado. 1925.
Dates
Date Taken
1925
Summary
Algal pebbles formed chiefly of Chlorellopsis coloniata Reis in a matrix of ostracode limestone, natural size. Garfield County, Colorado. August 18, 1925. Plate 46-B in U.S. Geological Survey. Professional paper 154. 1929.
Summary
Algal pebbles formed chiefly of Chlorellopsis coloniata Reis in a matrix of ostracode limestone, natural size. Garfield County, Colorado. August 18, 1925. Plate 46-B in U.S. Geological Survey. Professional paper 154. 1929.
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
