Dravite and Tourmaline reflectance spectrum, IR illum., CSIRO 2025

Description	Reflectance spectrum of Dravite in M1070, from CSIRO Reflectance (2025). From original file 'Tourmaline_dravite_M1070_a.dpt'.
Reference	Reflectance spectra measured by C. Laukamp and co-authors, CSIRO Mineral Resources
Materials	Dravite [ NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH) ], Tourmaline [ A(D₃)G₆(Si₆O₁₈)(BO₃)₃X₃Z ]
Analysis technique	Reflectance
Instrument	Bruker Vertex 80v FTIR spectrometer
Illumination	IR light source
Channel count	3667
Wavelength range	2004 … 16664 nm
Intensity range	0.334 absolute reflectance
Download	Tourmaline_dravite_M1070_a.txt [80.1 kB]

Name	M1070 Tourmaline
Owner	CSIRO - ARRC Collection
Link to CMR Specify database	https://cmr-specify.csiro.au/specify/bycatalog/CMR-MS/2024-MS-0000000826
Phase abundance (QXRD)	Dravite: 97% Calcite: 2% Quartz: <1%
Other measurements	Calcite and Dravite XRD quant/phase, x-ray beam, Owen and Gomez-Camacho 2022 (Job # 5974)

Image of Dravite and Calcite in specimen 'M1070 Dravite' [CSIRO].