Experiment
Title
Vis-NIR reflectance spectra of basalts (raw pieces and powders)
DOI
10.26302/SSHADE/EXPERIMENT_LM_20220303_BAS
Data reference
Mandon, Lucia; Beck, Pierre (2018): Vis-NIR reflectance spectra of basalts (raw pieces and powders). SSHADE/ROMA (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_LM_20220303_BAS
Publications
Type(s)
laboratory measurement
Description
Vis-NIR reflectance spectra (i=0°, e=30°, az=0°) of basalts (raw surfaces and powders).
Number of spectra
11
Variable type(s)
  • sample composition
  • sample texture
Instrument
SHADOWS Spectro-Gonio bidirectional reflection Vis-NIR
Sample holder
Flat sample holder in anodized aluminum (not blackened)
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
Vis, NIR
Valid spectral range(s)
Min - Max ($nm$) Sampling ($nm$) Resolution ($nm$) Position accuracy ($nm$) Absorption edge
#1 380.0 - 660.0 20.0 4.8
#2 680.0 - 1480.0 20.0 9.5
#3 1500.0 - 2980.0 20.0 19.0
#4 3000.0 - 4000.0 20.0 38.6
Comments
Measured over the 360-4000 nm range
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
2.9°
Resolution observation
2.05°
Illumination
Observation
Comments
Partial polarization variable with wavelength (from monochromator grating)
Observation mode
single spot
Spatial resolution
5.2 $mm$
Date begin
2018-10-16

Versions

Release date
2022-04-23 09:52:41 UTC+0000
Version (Date)
#1 (2022-03-03 15:05:40 UTC+0000, Updated: 2022-04-23 09:52:41 UTC+0000)