Zinnwaldite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148)
Measurement details
| Description | Reflectance spectrum of Zinnwaldite in specimen 'M1597' (CSIRO - C. Laukamp). |
| 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 | Zinnwaldite [ KFeII2Al(Al2Si2O10)(OH)2 — KLi2Al(Si4O10)(F, OH)2 ] |
| Specimen | M1597 Zinnwaldite [CSIRO - ARRC Collection], Zinnwald-Cínovec mining region, Ore Mountains, Europe |
| Specimen temperature | 20±2°C |
| Technique | Reflectance |
| Instrument | Bruker Vertex 80v FTIR spectrometer |
| Det. technology | HgCdTe (MCT) photodetector, LN2 cooled |
| Channel count | 3835 |
| Energy range | 0.074378 … 0.929505 eV |
| Intensity range | 0.035693 … 0.425454 absolute reflectance |
Composition
| Element | Atoms |
|---|---|
| H | 0-2 |
| Li | 0-2 |
| K | 1 |
| Fe | 0-2 |
| Al | 1 |
| Si | 4 |
| O | 10-12 |
| F | 0-2 |
Measurement spectrum
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