UNKNOWN LOCATION ON OHIO/PENNSYLVANIA BORDER

 

 

 

International Space Station 800 mm Photograph

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

 

 

 

MASON SAND

FILL SAND

 

 

 

 

MASON SAND

ZERO MAGNIFICATION IMAGE

REFLECTANCE SPECTRUM

1X MAGNIFICATION (YELLOW LINE  = 2MM)

3X MAGNIFICATION (YELLOW LINE  = 1MM)

FILL SAND

ZERO MAGNIFICATION IMAGE

REFLECTANCE SPECTRUM

1X MAGNIFICATION (YELLOW LINE  = 2MM)

3X MAGNIFICATION (YELLOW LINE  = 1MM)

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