Formula: Ca2(MgSi2O7)
Reflected/transmitted colour: colourless
Pleochroism: -
Optical isotropy/anisotropy: uniaxial
Optical sign: +
Refractive indices: w 1.631, ε = 1.639
Birefringence δ: 0.008
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 |