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Phosgenite
Phosgenite

Rutilated Quartz
Rutilated Quartz



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Phosgenite
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Rutilated Quartz

Phosgenite and Rutilated Quartz Optical Properties

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

Weakly pleochroic with O reddish and E greenish in thick sections.
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent, Transparent to translucent

Refractive Index

2.117-2.1451.544-1.553
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
Hexagonal

Birefringence

0.0270.009
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Phosgenite and Rutilated Quartz Optic Character

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

Phosgenite and Rutilated Quartz Transparency

Similar to their colors, Phosgenite and Rutilated Quartz 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, Phosgenite is while Phosgenite is in appearance.