Observer les objets géologiques

Sillimanite

(Fibrolite)
 Al2(SiO4)O

Sample : Sillimanite orthogneiss.

Locality : Europe, France, Auvergne-Rhône-Alpes, Saint-Genest-Lachamp,

Raman Spectrum of Sillimanite (32)
Analysis settings : Unoriented sample. Laser wavelength: 514.5 nm.
Instrument : Spectrometer : Labram HR800 vis Jobin Yvon Horiba, semi-confocal microscope. Laser source : Spectra Physics 2018 Ar+/Kr+
2015