Microcline reflectance spectrum, IR illum., CSIRO
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Measurement details
| Description | Reflectance spectrum of Microcline in NRALB01, from CSIRO Reflectance (2025). From original file 'Albite_NRALB01_2.0.dpt'. |
| Reference | Reflectance spectra measured by C. Laukamp and co-authors, CSIRO Mineral Resources |
| Material | 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 | 0.522 absolute reflectance |
| Comment | Formerly identified as albite. |
| Lines | OH ν: 3122 cm-1, Unspecified: 3704.9 cm-1 |
| Download | Albite_NRALB01_2.0.txt [80.0 kB] |
Specimen details
| Name | NR-Alb-01 Microcline |
| Owner | CSIRO - ARRC Collection |
| Catalog ID | NRALB01 |
| Link to CMR Specify database | https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000000550 |
| Type | Individual Sample |
Specimen image
Image of Microcline [ KAlSi3O8 ] in specimen 'NRALB01 Microcline' [CSIRO].
(C) 2026 CSIRO Mineral Resources. All rights reserved.
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| K | 1 | 7.69 | 14 |
| Al | 1 | 7.69 | 9.69 |
| Si | 3 | 23.1 | 30.3 |
| O | 8 | 61.5 | 46 |
| Total | 13 | 100 | 100 |