×

Nuummite
Nuummite

Gaspeite
Gaspeite



ADD
Compare
X
Nuummite
X
Gaspeite

Nuummite and Gaspeite Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.635-1.6631.830
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.0170-0.2300.220
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Not Available

Nuummite and Gaspeite Optic Character

Nuummite and Gaspeite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Nuummite and Gaspeite 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 Nuummite and Gaspeite 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.

Nuummite and Gaspeite Transparency

Similar to their colors, Nuummite and Gaspeite 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, Nuummite is Gemmological Tables (2004) More from other references while Nuummite is Gemmological Tables (2004) More from other references in appearance.