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USGS Spectral Library Version 7 Sample Description

Kokaly, R.F., Clark, R.N., Swayze, G.A., Livo, K.E., Hoefen, T.M., Pearson, N.C., Wise, R.A., Benzel, W.M., Lowers, H.A., Driscoll, R.L., and Klein, A.J., 2017, USGS Spectral Library Version 7: U.S. Geological Survey Data Series 1035, 61 p., https://doi.org/10.3133/ds1035
For more information on the library, see: local link web link

TITLE: Antigorite+.33DryGrass AMX25 DESCRIPT

DOCUMENTATION_FORMAT: PLANT

SAMPLE_ID: AMX25

PLANT_TYPE: Grass

PLANT: Antigorite + 33% dry grass Amix

LATIN_NAME: Not determined

COLLECTION_LOCALITY: grass collect near Bld. 20 of the Denver Federal Center in Colorado, USA. Antigorite collected from Red Hill 6.5 km west of Chinese Camp, California, USA

ORIGINAL_DONOR: Gregg Swayze

SAMPLE_DESCRIPTION:

Grass from side of road just west of Bld. 20. Antigorite sample is pale green massive antigorite with picrolitic partings also made of antigorite. X-ray diffraction indicates that the sample is composed of antigorite (a non-fibrous serpentine mineral in the same mineral group as chrysotile asbestos).

END_SAMPLE_DESCRIPTION.

COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EPMA, ICP(Trace), WChem

COMPOSITION_DISCUSSION:

END_COMPOSITION_DISCUSSION.

TRACE_ELEMENT_ANALYSIS:

TRACE_ELEMENT_DISCUSSION:

END_TRACE_ELEMENT_DISCUSSION.

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