Monazite reflectance spectrum, 20±2°C, Pejcic et al. 2022 (EP2022-5804)
Measurement details
Description | VNIR-SWIR reflectance spectrum of Monazite [REE(PO4)] in specimen 'M1050' (CSIRO - ARRC Mitchel Collection). |
Reference | Pejcic et al. 2022 (EP2022-5804) Pejcic, Bobby; Shelton, Tina; Laukamp, Carsten; Lau, Ian; leGras, Monica. Visible-Near Infrared Spectral Library. Perth: CSIRO; 2022. csiro:EP2022-5804. https://doi.org/10.25919/whwy-ma94 |
Material | Monazite [ REE(PO4) ] |
Specimen | M1050 Monazite [CSIRO - ARRC Mitchel Collection] |
Specimen temperature | 20±2°C |
Technique | Reflectance |
Instrument | ASD FieldSpec3 spectrometer (model A122300) |
Det. technology | 512 element Si photodiode array (350-1000nm) + InGaAs photodiodes (1000-2500nm) |
Acquisition time | 5 s |
Channel count | 2151 |
Wavelength range | 350 … 2499 nm |
Intensity range | 0.020665 … 0.237003 absolute reflectance |
Composition
Element | Atoms | At% | Wt% |
---|---|---|---|
REE | 1 | ? | ? |
P | 1 | 20 | 32.6 |
O | 4 | 80 | 67.4 |
Measurement spectrum
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