Nifontovite and Pyrope Spessartine Optical Properties
Luster
Not Available
Not Available
Pleochroism
Not Available
Not Available
Transparency
Transparent
Gemmological Tables (2004) More from other references
Refractive Index
1.573-1.585
1.730-1.820
Optic Character
Not Available
Not Available
Crystal System
Not Available
Not Available
Birefringence
Not Available
0.027
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Nifontovite and Pyrope Spessartine Optic Character
Nifontovite and Pyrope Spessartine optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Nifontovite and Pyrope Spessartine 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 Nifontovite and Pyrope Spessartine 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.
Nifontovite and Pyrope Spessartine Transparency
Similar to their colors, Nifontovite and Pyrope Spessartine 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, Nifontovite is Transparent while Nifontovite is Transparent in appearance.