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Starlite
Starlite

Phosgenite
Phosgenite



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Starlite and Phosgenite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
Weakly pleochroic with O reddish and E greenish in thick sections.
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.790-2.015
2.117-2.145
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
0.005-0.055
0.027
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Starlite and Phosgenite Optic Character

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

Starlite and Phosgenite Transparency

Similar to their colors, Starlite and Phosgenite 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, Starlite is Transparent while Starlite is Transparent in appearance.