Actinolite reflectance spectrum, 20±2°C, Pejcic et al. 2022 (EP2022-5804)
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Measurement details
| Description | VNIR-SWIR reflectance spectrum of Actinolite in specimen 'NR_ACT_02' (CSIRO - ARRC). |
| 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 | Actinolite [ ☐Ca2(Mg4.5-2.5FeII0.5-2.5)Si8O22(OH)2 ] |
| 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 | 0.0522 … 0.198 Arb. units |
| Related measurement | Actinolite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148) |
| Line | OH 2ν: 7147 cm-1 |
| Download | Actinolite_Reflectance_2.txt [45.3 kB] |
Specimen details
| Name | NR-ACT-02 Actinolite |
| Owner | CSIRO - ARRC Collection |
| Catalog ID | NR_ACT_02 |
| Phase abundance (QXRD) |
|
| Other measurements | Reflectance XRD |
Specimen image
Image of Actinolite, Clinochlore (var. Fe), Magnetite, Quartz and Tremolite in specimen 'NR-ACT-02 Actinolite' [CSIRO].
(C) 2025 CSIRO Mineral Resources. All rights reserved.
Composition
| Element | At% | Wt% |
|---|---|---|
| H | 4.95 | 0.24 |
| Na | 0.533 | 0.59 |
| Mg | 8.3 | 9.71 |
| Ca | 4.46 | 8.6 |
| Ti | 0.0477 | 0.11 |
| Mn | 0.0492 | 0.13 |
| Fe | 3.19 | 8.58 |
| Al | 1.07 | 1.39 |
| Si | 18.96 | 25.64 |
| O | 58.44 | 45.01 |
| Total | 100 | 100 |