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(For further information on spectrsocopy, see:
http://speclab.cr.usgs.gov)
TITLE: Plastic CGA-54 Grnhouse Roof DESCRIPT
DOCUMENTATION_FORMAT: Man Made
SAMPLE_ID: GGA-54
MATERIAL_TYPE: Plastic
MATERIAL: Plastic
FORMULA: CH4 compound
FORMULA_HTML: CH4 compound
COLLECTION_LOCALITY: Canon City, Colorado, USA
ORIGINAL_DONOR: Gregg Swayze and Andrea Gallagher
CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
SAMPLE_DESCRIPTION:
Small piece of a weathered translucent green fiberglass green house roof
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EM(WDS), ICP(Trace), WChem
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
Spectrum has a steep absorption edge centered at 0.479 microns. The spectrum levels off past 0.7 microns and begins to slope downward toward longer wavelengths past 1.31 microns. Superimposed on this downward slope are about 14 absorptions with the strongest at 1.6805 microns.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns
| LIB_SPECTRA_HED: | where | Wave Range | Av_Rs_Pwr | Comment |
|---|---|---|---|---|
| LIB_SPECTRA: | splib05a r 10153 | 0.2-3.0µm | 200 | g.s.= |
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