Cookeite and Microcline reflectance spectrum, IR illum., CSIRO

Description	Reflectance spectrum of Microcline and Cookeite in MES300, from CSIRO Reflectance (2025). From original file 'Cookeite_MES300_Batch_3_.0.dpt'.
Reference	Reflectance spectra measured by Carsten Laukamp and colleagues
Materials	Cookeite [ (Al, Li)₃Al₂(Si, Al)₄O₁₀(OH)₈ ], Microcline [ KAlSi₃O₈ ]
Analysis technique	Reflectance
Instrument	Bruker Vertex 80v FTIR spectrometer
Illumination	IR light source
Channel count	3667
Wavelength range	2004 … 16664 nm
Intensity range	0.269 absolute reflectance
Line	OH ν: 3665.6 cm-1
Download	Cookeite_MES300_Batch_3_.0.txt [80.0 kB]

Name	MES300 Cookeite
Owner	CSIRO - ARRC Collection
Locality	Waisanen Quarry, Greenwood, Oxford Co., ME, USA
Link to CMR Specify database	https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000000245
Phase abundance (QXRD)	Microcline: 48% Cookeite: 25% Albite: 21% Muscovite-1M: 2% Muscovite-2M1: 2% Quartz: 2%
Type	Rock / powder
Size	3.5 × 2.5 × 1.0 in
Weight	6.8 oz
Other measurements	Albite, Cookeite, Microcline, Muscovite-1M, Muscovite-2M1 and Quartz XRD quant/phase, x-ray beam, Owen et al. 2023 (Jobs # 6243, 6245)

Image of Cookeite, Albite, Microcline, Muscovite and Quartz in specimen 'MES300 Cookeite' [CSIRO].