DOCUMENTATION_FORMAT: MINERAL
SAMPLE_ID: ANP90-6D
MINERAL_TYPE: Tectosilicate
MINERAL: Chert (var. of Quartz)
FORMULA: SiO2
FORMULA_HTML: SiO2
COLLECTION_LOCALITY: Arches National Park, Utah
ORIGINAL_DONOR: Greg Swayze
CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory
SAMPLE_DESCRIPTION:
White chert from the Moab Tongue of the Entrada Formation.
IMAGE_OF_SAMPLE:
NO PHOTO
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
XRD analysis reveals the presence of quartz. Stephen Sutley Analyist
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EPMA, ICP(Trace), WChem
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns