×

Goshenite
Goshenite

Nuummite
Nuummite



ADD
Compare
X
Goshenite
X
Nuummite

Goshenite and Nuummite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.562-1.6151.635-1.663
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Not Available
1.8 Birefringence
0.003-0.0100.0170-0.230
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004) More from other references

Goshenite and Nuummite Optic Character

Goshenite and Nuummite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Goshenite and Nuummite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Goshenite and Nuummite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Goshenite and Nuummite Transparency

Similar to their colors, Goshenite and Nuummite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Goshenite is Transparent while Goshenite is Transparent in appearance.