Experiment
Title
MIR reflectance spectra of mineral standards
DOI
10.26302/SSHADE/EXPERIMENT_ZED_20241126_01
Data reference
Charlier, Jean (2023): MIR reflectance spectra of mineral standards. SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_ZED_20241126_01
Publications
Database(s)
Experimentalists
Type(s)
laboratory measurement
Description
MIR reflectance spectra of standards including (1) terrestrial and synthetic minerals similar to CAI minerals, and (2) meteoritic minerals from well-preserved RIs from Colony and Allende
Number of spectra
17
Variable type(s)
  • sample composition
Instrument
SMIS NEXUS 6700 - confocal reflexion Mid-IR
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
MIR
Valid spectral range(s)
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge
#1 400.0 - 4000.0 4.0 4.0
Observation geometry
confocal
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
0.0°
Azimuth angle
180.0°
Phase angle
0.0°
Resolution illumination
12.0°
Resolution observation
12.0°
Observation mode
single spot
Objective type
x32
Comments
The terrestrial standards were measured in a 60x60 µm window, but the meteorite hibonite was taken with a 40x40 µm window, and the meteorite diopsides / Ca-pyroxenes with a 20x20 µm window.The resolution changes with the wavelength according to the Abbe's equation.
Date begin
2023-01-01

Versions

Release date
2025-01-10 14:16:47 UTC+0000
Version (Date)
#1 (2025-01-10 14:16:47 UTC+0000, Updated: 2025-01-13 07:59:28 UTC+0000)