Apatite reflectance spectrum, 20±2°C, Pejcic <i>et al.</i> 2022 (EP2022-5804)

Apatite reflectance spectrum, 20±2°C, Pejcic et al. 2022 (EP2022-5804)

Description	VNIR-SWIR reflectance spectrum of Apatite [Ca5(PO4)3(OH,F,Cl)] in specimen 'M1598' (CSIRO - ARRC) from Perth (near), Ontario, Canada.
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	Apatite [ Ca₅(PO₄)₃(OH, F, Cl) ]
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	0.0635 … 0.486 absolute reflectance
Related measurement	Apatite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148)
Download	Apatite_Reflectance_2.txt [45.4 kB]

Name	M1598 Fluorapatite
Owner	CSIRO - ARRC Collection
Locality	Perth (near), Lanark Co., Ontario, Canada
Link to CMR Specify database	https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000000049
Phase abundance (QXRD)	Fluorapatite: 97% Calcite: 3% Berlinite: 1%
Other measurements	Reflectance Apatite reflectance spectrum, 20±2°C, Pejcic et al. 2021 (EP2021-1148) XRD Berlinite, Calcite and Fluorapatite XRD quant/phase, x-ray beam, Owen et al. 2023 (Jobs # 6243, 6245)

Image of Apatite, Berlinite, Calcite and Fluorapatite in specimen 'M1598 Fluorapatite' [CSIRO], from Perth (near), Lanark Co., Ontario, Canada.