- Title
- Vis-NIR reflectance spectra of Fontenaille pigments (PIG-0175-2016 + PIG-0218-2019): raw block, powders with different grain sizes and painted matter
- DOI
- 10.26302/SSHADE/EXPERIMENT_BS_20191012_100
- Data reference
- Schmitt, Bernard; Chalmin-Aljanabi, Emilie (2019): Vis-NIR reflectance spectra of Fontenaille pigments (PIG-0175-2016 + PIG-0218-2019): raw block, powders with different grain sizes and painted matter. SSHADE/PIG (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20191012_100
- Comments
- unpublished
- Database(s)
- Experimentalists
- Type(s)
- laboratory measurement
- Description
- Vis-NIR reflectance spectra of Fontenaille pigments (PIG-0175-2016) as powders with grain sizes < 160 µm and > 160 µm at 2 densities (1.46/1.48 & 1.64 g/cm3), and as a sawn block (PIG-0218-2019), and a painted matter on limestone
- Number of spectra
- 6
- Variable type(s)
-
- sample texture
- sample grain size
- Comments
- 1 sawn block, 2 grain size ranges, 1 painted matter
- Instrument
- SHADOWS Spectro-Gonio bidirectional reflection Vis-NIR
- Sample holder
- cylindrical aluminium sample holders of various sizes for powder
- Standard medium
- vacuum
- Observation mode
- spectrum
- Spectral range type(s)
- Vis
- Valid spectral range(s)
-
Min - Max () Sampling () Resolution () Position accuracy () Absorption edge #1 362.0 - 678.0 4.0 1.9 0.2 #2 682.0 - 998.0 4.0 3.8 0.4 - Filters
-
Type Center/Edge () Width () Place #1 several high frequency filters output of monochromator
Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).
- Observation geometry
- bidirectional
- Observation mode
- fixed angles
- Incidence angle
- 0.0°
- Emergence angle
- 30.0°
- Azimuth angle
- 0.0°
- Phase angle
- 30.0°
- Resolution illumination
- 5.8°
- Resolution observation
- 4.1°
Illumination
Observation
- Comments
- some wavelength dependent polarization
- Observation mode
- single spot
- Spatial resolution
- 5.2 0.1
- Comments
- illumination with 8 fiber optic spots within a 5.2 mm diameter, observation within an ellips of 23x20 mm
- Instrument
- SHINE Spectro-Gonio bidirectional reflection Vis-NIR
- Sample holder
- cylindrical aluminium sample holders of various sizes for powder
- Standard medium
- vacuum
- Observation mode
- spectrum
- Spectral range type(s)
- Vis, NIR
- Valid spectral range(s)
-
Min - Max () Sampling () Resolution () Position accuracy () Absorption edge #1 402.0 - 678.0 4.0 0.96 0.1 #2 682.0 - 1426.0 4.0 3.8 0.4 #3 1430.0 - 3198.0 4.0 7.6 0.8 #4 3202.0 - 4802.0 8.0 15.5 1.6 - Filters
-
Type Center/Edge () Width () Place #1 several high frequency filters output of monochromator
Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).
- Observation geometry
- bidirectional
- Observation mode
- fixed angles
- Incidence angle
- 0.0°
- Emergence angle
- 30.0°
- Azimuth angle
- 0.0°
- Phase angle
- 30.0°
- Resolution illumination
- 5.8°
- Resolution observation
- 4.1°
Illumination
Observation
- Comments
- some wavelength dependent polarization
- Observation mode
- single spot
- Spatial resolution
- 7.5 0.2
- Comments
- illumination with 9 fiber optic spots within 7.5 mm diameter, observation within an ellips of 23x20 mm
- Date begin - end
- 2019-09-26 - 2020-02-26
Versions
- Release date
- 2020-08-27 10:11:15+0000 UTC
- Version (Date)
- #2 (2020-08-27 10:11:15+0000 UTC, Updated: 2022-11-07 07:49:38+0000 UTC)
- Older version(s)
- Sponsors
-
- Université de Savoie-Mont-Blanc (USMB) (MASCARA 2 et TRAnSFeRT)
- Service Régional de l’Archéologie de la région Auvergne Rhône Alpes (SRA)