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: Dic.4+msc.3+gyp.2+jr.1 AMX20 DESCRIPT

DOCUMENTATION_FORMAT: MIXTURE

SAMPLE_ID: AMX20

MIXTURE_TYPE: Areal

MIXTURE: Dickite (Kaolinite-Serpentine group), Muscovite, Gypsum, Jarosite

FORMULA: Al2Si2O5(OH)4 + KAl2Si3O10(OH)2 + CaSO4*2H20 + K(Fe+3)3(SO4)2(OH)6

FORMULA_HTML: Al₂Si₂O₅(OH)₄ + CaSO₄•2H₂0 + KAl₂Si₃O₁₀(OH)₂
+ KFe⁺³₃(SO₄)₂(OH)₆

COLLECTION_LOCALITY: (Red Mountain, Colorado), (Brazil), (Washington County, Utah), (Synthetic)

ORIGINAL_DONOR: (National Museum of Natural History), (C.V. Clemency, SUNY), (Hunt and Salisbury Collection), (Synthetic)

CURRENT_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory

ULTIMATE_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory

SAMPLE_DESCRIPTION:

Added 3/27/00 BWR. Areal mix of 20% gypsum (HS333), 10% K jarosite (GDS99), and 30% medium-high Al muscovite(GDS113), and 40% dickite (NMNH106242).