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)
----------------------------------------------------
Goethite0.02+Quartz GDS240   W1R1Ba AREF
copy of sprlb01a r 221                                      
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       2.720000       0.745893       0.000000
       2.752000       0.666478       0.000000
       2.784000       0.634246       0.000000
       2.816000       0.611938       0.000000
       2.848000       0.559062       0.000000
       2.880000       0.540156       0.000000
       2.912000       0.525485       0.000000
       2.944000       0.506796       0.000000
       2.976000       0.514048       0.000000