Lepidolite reflectance spectrum, IR illum., leGras et al. 2018 (EP183095)

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Measurement details

Description Reflectance spectrum of Lepidolite in M2526 Lepidolite, from CSIRO Reflectance (2025). From original file 'Lepidolite_M2526.0.dpt'.
Reference leGras et al. 2018 (EP183095)
leGras, Monica; Laukamp, Carsten; Lau, Ian; Mason, Peter. NVCL Spectral Reference Library - Phyllosilicates Part 2: Micas. Kensington, WA: CSIRO; 2018. csiro:EP183095. DOI: https://doi.org/10.25919/5b5625be3f1b0
Date measured 2025
Material Lepidolite [ K(Li, Al)3(Si, Al)4O10(F, OH)2 ]
Analysis technique Reflectance
Instrument Bruker Vertex 80v FTIR spectrometer
Illumination IR light source
Channel count 3667
Wavelength range 2004 … 16664 nm
Intensity range 0.934 absolute reflectance
Line H2O Stretch: 2800 — 3660 cm-1
Download Lepidolite_M2526.0.txt [80.0 kB]

Specimen details

Name M2526 Lepidolite
Owner CSIRO - ARRC Collection
Locality Grosmont lepidolite locality, Coolgardie district, WA, Australia
Phase abundance (QXRD)
Other measurements Reflectance

XRD

Specimen image

Image of Lepidolite, Lepidolite-1M and Lepidolite-2M1 in specimen 'M2526 Lepidolite' [CSIRO], from Grosmont lepidolite locality, Coolgardie district, WA, Australia.

(C) 2026 CSIRO Mineral Resources. All rights reserved.


Composition

Nominal composition of Lepidolite [ K(Li,Al)3(Si,Al)4O10(F,OH)2 ].
Element At% Wt%
H 4.77 0.26
Li 9.54 3.58
K 4.762 10.07
Al 4.76 6.95
Si 19.04 28.93
O 52.37 45.32
F 4.76 4.89
Total 100 100