Phlogopite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148)

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Measurement details

Description Reflectance spectrum of Phlogopite [KMg3(AlSi3O10)(OH)2] in specimen 'M1591' (CSIRO - C. Laukamp), measured September 2023.
Reference Pejcic et al. 2021 (EP2021-1148)
Pejcic, Bobby; Shelton, Tina; leGras, Monica; Laukamp, Carsten; Francis, Neil; Lau, Ian. Mid infrared spectral library. Perth: CSIRO; 2021. csiro:EP2021-1148. https://doi.org/10.25919/5b6n-n462
Material Phlogopite [ KMg3(AlSi3O10)(OH)2 ]
Specimen temperature 20±2°C
Analysis technique Reflectance
Instrument Bruker Vertex 80v FTIR spectrometer
Det. technology HgCdTe (MCT) photodetector, LN2 cooled
Channel count 3835
Domain 1.33355 … 16.6656 µm
Intensity range 0.0377 … 0.649 absolute reflectance
Download Phlogopite_Reflectance.txt [72.3 kB]

Specimen details

Name M1591 Phlogopite
Owner CSIRO - ARRC Collection
Locality USA, precise locality unknown
Phase abundance (QXRD)
Other measurements Phlogopite, Phlogopite-2M1 and Quartz XRD quant/phase, x-ray beam, Owen and Gomez-Camacho 2022 (Job # 5974)

Specimen image

Image of Phlogopite, Phlogopite (var. Fe), Phlogopite-2M1 and Quartz in specimen 'M1591 Phlogopite' [CSIRO], from USA, precise locality unknown.

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Composition

Nominal composition of Phlogopite [ KMg3(AlSi3O10)(OH)2 ].
Element Atoms At% Wt%
K 1 4.55 9.37
Mg 3 13.6 17.5
Al 1 4.55 6.47
Si 3 13.6 20.2
O 12 54.5 46
H 2 9.09 0.483
Total 22 100 100