Wollastonite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148)
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Measurement details
| Description | Reflectance spectrum of Wollastonite (CaSiO3) in specimen 'M2086' (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 | Wollastonite [ CaSiO3 ] |
| Specimen temperature | 20±2°C |
| Analysis technique | Reflectance |
| Instrument | Bruker Vertex 80v FTIR spectrometer |
| Det. technology | HgCdTe (MCT) photodetector, LN2 cooled |
| Channel count | 3835 |
| Wavelength range | 1333.55 … 16665.6 nm |
| Intensity range | 0.0429 … 0.421 absolute reflectance |
| Download | Wollastonite_Reflectance.txt [83.6 kB] |
Specimen details
| Name | M2086 Wollastonite |
| Owner | CSIRO - ARRC Collection |
| Locality | Willsboro, Essex Co., NY, USA |
| Link to CMR Specify database | https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000001002 |
| Phase abundance (QXRD) |
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| Other measurements | Calcite, Grossular and Wollastonite-1A XRD quant/phase, x-ray beam, Owen et al. 2023 (Jobs # 6243, 6245) |
Specimen image
Image of Wollastonite, Calcite, Grossular and Wollastonite-1A in specimen 'M2086 Wollastonite' [CSIRO], from Willsboro, Essex Co., NY, USA.
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Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ca | 1 | 20 | 34.5 |
| Si | 1 | 20 | 24.2 |
| O | 3 | 60 | 41.3 |
| Total | 5 | 100 | 100 |