Formula: Mg3(H2O)18[(UO2)4O3(SO4)2]2·10(H2O)
Reflected/transmitted colour:
Pleochroism:
Optical isotropy/anisotropy: Biaxial
Optical sign: ?
Refractive indices: α = 1.735, γ = 1.75
Bireflectance/Birefringence δ: 0.015
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 |