International Space Station 180mm Photograph

Image credit:  Image Science and Analysis Laboratory, NASA Johnson Space Center (http://eol.jsc.nasa.gov)

FERRY BEACH STATE PARK, SACO 43.48N, 70.39W

The link is to a description of the beach.

ZERO MAGNIFICATION IMAGE

REFLECTANCE SPECTRUM

1X* MAGNIFICATION (BLACK LINE  = 2 MM)

3X* MAGNIFICATION (BLACK LINE  = 1MM)