Skip to main content
U.S. flag

An official website of the United States government

Mixed Sediment

Detailed Description

Sample of mixed sediment shown under a microscope at 7.5x magnification.  Dark-colored, coarse-grained stamp sands are readily distinguishable from light-colored, finer-grained native sand.  Scale bar at bottom right for reference.


Public Domain.

Photomicrograph courtesy of Jason Chaytor, USGS.