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Phosgenite
Phosgenite

Ajoite
Ajoite



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Phosgenite
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Ajoite

Phosgenite and Ajoite Optical Properties

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1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
Weakly pleochroic with O reddish and E greenish in thick sections.
X: very light bluish green; Y and Z: brilliant bluish green
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
2.117-2.1451.550
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Triclinic
1.8 Birefringence
0.0270.091
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Phosgenite and Ajoite Optic Character

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

Similar to their colors, Phosgenite and Ajoite 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.