Rhodonite reflectance spectrum, 20±2°C, Pejcic et al. 2022 (EP2022-5804)
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Measurement details
| Description | VNIR-SWIR reflectance spectrum of Rhodonite (CaMn4Si5O15) in specimen 'MES183' (NVCL) from Broken Hill, NSW, Australia. |
| 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 | Rhodonite [ CaMn4Si5O15 ] |
| Specimen temperature | 20±2°C |
| Analysis technique | Reflectance |
| Instrument | ASD FieldSpec3 spectrometer (model A122300) |
| Det. technology | 512 element Si photodiode array (350-1000nm) + InGaAs photodiodes (1000-2500nm) |
| Acquisition time | 3 s |
| Channel count | 2151 |
| Wavelength range | 350 … 2499 nm |
| Intensity range | 0.0681 … 0.17 absolute reflectance |
| Related measurement | Rhodonite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148) |
| Download | Rhodonite_Reflectance_2.txt [45.4 kB] |
Specimen details
| Name | MES183 Rhodonite |
| Owner | NVCL, AuScope Limited - ARRC Collection |
| Locality | Broken Hill, Far West Region, NSW, Australia |
| Link to CMR Specify database | https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000000986 |
| Phase abundance (QXRD) | Rhodonite: 100.0% |
| Other measurements | Reflectance XRD |
Specimen image
Image of Rhodonite [ CaMn4Si5O15 ] in specimen 'MES183 Rhodonite' [NVCL, AuScope Limited], from Broken Hill, Far West Region, NSW, Australia.
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Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ca | 1 | 4 | 6.26 |
| Mn | 4 | 16 | 34.3 |
| Si | 5 | 20 | 21.9 |
| O | 15 | 60 | 37.5 |
| Total | 25 | 100 | 100 |