Phosgenite and Diamond Optical Properties

Phosgenite

Diamond

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1 Optical Properties

1.1 Luster

Adamantine

1.2 Pleochroism

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

None

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent, Transparent to opaque

1.5 Refractive Index

2.117-2.1452.417-2.419

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

cubic

1.8 Birefringence

0.027Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Phosgenite and Diamond Optic Character

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

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Phosgenite and Diamond Transparency

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