Formula: MgSb2O6
Reflected/transmitted colour: Colourless
Pleochroism:
Optical isotropy/anisotropy: Uniaxial
Optical sign: ?
Refractive indices: n = 1.86-1.91
Bireflectance/Birefringence δ:
2V angle:
Dispersion:
Optical orientation:
Optical axial plane:
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