Sphalerite

Refractive Index: 2.3669
Abbe Number: 15.4
Crystal System: Isotropic (cubic)
Formation: Natural
Dispersion Data: Measured (published fit)
Fits: 1

Refraction Fits

Fit #1— Debenham 1984 / Klein 1986

DeVore

Valid 0.405–13 µm

$n$

n

= 2.3669

V_{D}

= 15.4

n^{2} = 8.393 + \frac{0.14383}{λ ^{2} - 0.058612} + \frac{4.431 e + 3}{λ ^{2} - 1.348 e + 3}

M. Debenham, Appl. Opt. 23, 2238 (1984); C.A. Klein, Appl. Opt. 25, 1873 (1986) — multi-pole refit of ZnS refractive-index data

Absorption Specimens

Mexico, Sonora State (Cananea Municipality), Cananea

Mexico, Sonora State (Cananea Municipality), Cananea (Chivera Mine)

Mexico, Sonora State (Cananea Municipality), Cananea (Chivera Mine)