International Space Station 400 mm Photograph

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

 

PICTURE ROCK, TUCSON MOUNTAIN STREAM 32.34N, 111.25W

The link is to the Wikipedia page on the town of Picture Rock. .

 

 

 

ZERO MAGNIFICATION IMAGE

REFLECTANCE SPECTRUM

1X* MAGNIFICATION (YELLOW LINE   = 2 MM)

3X* MAGNIFICATION (YELLOW LINE   = 1MM)

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