Formula: FeTiO5
Reflected/transmitted colour: polished section different shades of gray, depending on substitutions, very similar in colour to rutile. Reddish yellow internal reflections (in contrast to rutile which shows more abundant light yellow internal reflections).
Pleochroism:
Optical isotropy/anisotropy: polished section distinct anisotropic
Optical sign:
Refractive indices:
Birefringence δ/bireflectance: polished section weak
2V angle:
Dispersion:
Optical orientation:
Optical axial plane:
| Back to Alphabetical list | Colour photos | Physical, chemical and crystallographic description | SEM images | TEM images | vibrational spectra description | IR spectra | Raman spectra | N-IR spectra | F-IR spectra | IES spectra |