Sample Description USGS Spectral Library Version 7

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: Talc+Clinochlore HS327 DESCRIPT

DOCUMENTATION_FORMAT: MIXTURE

SAMPLE_ID: HS327.3b

MIXTURE_TYPE: Intimate

MIXTURE: Talc + Clinochlore

FORMULA: Mg3Si4O10(OH)2 + (Mg,Fe,Al)6(Si,Al)4O10(OH)8

FORMULA_HTML: Mg₃Si₄O₁₀(OH)₂ + (Mg,Fe,Al)₆(Si,Al)₄O₁₀(OH)₈

COLLECTION_LOCALITY: Colorado

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: Hunt & Sallsberry

CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory

ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Laboratory

SAMPLE_DESCRIPTION:

IMAGE_OF_SAMPLE: Not Available

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

Talc major and Clinochlore major (Sutley 4/21/2005)

END_XRD_ANALYSIS.

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

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

No additional compositional details available.

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1a2a3a4a # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns