DOCUMENTATION_FORMAT: Man_Made
SAMPLE_ID: None assigned
MATERIAL_TYPE: Aluminum metal
MATERIAL: Sheet of aluminum
FORMULA: Al
FORMULA_HTML: Al
COLLECTION_LOCALITY: Unknown
COLLECTION_LATITUDE: Not Available # degrees and decimal minutes (N or S)
COLLECTION_LONGITUDE: Not Available # degrees and decimal minutes (W or E)
DATUM: Not Available # coordinate datum
ORIGINAL_DONOR: Roger Clark
CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab
ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab
SAMPLE_DESCRIPTION:
Brushed aluminum sheet
IMAGE_OF_SAMPLE: Not Available
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
None available
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: None
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
No additional compositional details available.
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION: Spectrum monotonically increases toward longer wavelengths and has a strong absorption near 0.82 microns. Weak triplet absorptions near 0.6 microns are an artifact due to specular reflectance interaction with order separating filters. G. Swayze.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns