Sanidine

Refractive Index: 1.5239
Abbe Number: 63.3
Crystal System: Isotropic (cubic)
Formation: Natural
Dispersion Data: Measured (published fit)
Fits: 1

Refraction Fits

Fit #1

Shannon / Cauchy

$n$

n

= 1.5239

V_{D}

= 63.3

n^{2} = 1 + \frac{λ ^{2}}{0.7779 ( λ ^{2} - 0.009641 )}

Absorption Specimens

Germany, Rheinland-Palatinate State, Eifel Region (Volkesfeld)