USGS Digital Spectral Library splib05a
Clark et. al. 2003

ASCII Spectral Data file contents:
line 13 title
line 14 history
line 15 to end:  3-columns of data:
     wavelength    reflectance    standard deviation

(standard deviation of 0.000000 means not measured)
(*************** indicates a deleted number)
----------------------------------------------------
Na-Montmorillonite CU93-52A  W1R1Bc AREF
copy of sprlb01a r 555                                      
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