Experiment
Vis-NIR reflectance spectra of powdered olivine, pyroxene, smectite and silica at 4 different grain sizes (from sub-µm to 200 µm) and with sub-µm grains in compact or porous surfaces
Sub-Experiment
Olivine
Spectrum
Vis-NIR reflectance spectrum of powdered Olivine (100-200 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Olivine (25-50 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Olivine (grains smaller than 25 µm) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Olivine (sub-µm grains) in a compact surface at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered olivine (sub-µm grains) in a porous surface at ambient temperature
Sub-Experiment
Pyroxene
Spectrum
Vis-NIR reflectance spectrum of powdered Pyroxene (100-200 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Pyroxene (50-100 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Pyroxene (grains smaller than 50 µm) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Pyroxene (sub-µm grains) in a compact surface at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Pyroxene (sub-µm grains) in a porous surface at ambient temperature
Sub-Experiment
Smectite-rich material
Spectrum
Vis-NIR reflectance spectrum of powdered Smectite-rich material (100-200 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Smectite-rich material (50-100 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Smectite-rich material (grains smaller than 50 µm) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Smectite-rich material (sub-µm grains) in a compact surface at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Smectite-rich material (sub-µm grains) in a porous surface at ambient temperature
Sub-Experiment
Amorphous silica
Spectrum
Vis-NIR reflectance spectrum of powdered Amorphous Silica (100-200 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Amorphous Silica (50-100 µm grains) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Amorphous Silica (grains smaller than 50 µm) at ambient temperature
Spectrum
Vis-NIR reflectance spectrum of powdered Amorphous Silica (sub-µm grains) in a compact surface at ambient temperature
Atom
- Name
- Iron(II) cation
- IUPAC name
- Iron(2+) cation
- InChI
- InChI=1S/Fe/q+2
- InChI key
- CWYNVVGOOAEACU-UHFFFAOYSA-N
- CAS number
- 15438-31-0
- Comments
- natural Fe2+ - 91.8% 56Fe2+ + 5.8% 54Fe2+ + 2.1% 57Fe2+ + 0.28% 58Fe2+
- Symbol
- Fe2+
- Formula
- $Fe^{2+}$
- Charge
- 2
- Atomic number Z
- 26
- Molar mass
- 55.845 $g/mol$
- Isotope mixture type
- terrestrial abundance