Home

Taurus Gems + -

Gemini Gems + -

Leo Gems + -

Organic Gemstones + -

Aries Gems + -

Gemstones


Aegirine and Foitite Optical Properties


Foitite and Aegirine Optical Properties


Optical Properties

Luster
Vitreous, Resinous   
Vitreous   

Pleochroism
X = emerald green   
Strong: pale lavender dark blueAnthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
TranslucentAnthony et al, Translucent   

Refractive Index
1.720-1.778   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m   

Birefringence
0.037-0.061   
Not Available   

Clarity
Gemmological Tables (2004) More from other references   
TranslucentAnthony et al   

Benefits >>
<< Physical Properties

Aegirine and Foitite Optic Character

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

Compare Gems for Pisces

Aegirine and Foitite Transparency

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

Gems for Pisces

Gems for Pisces


Compare Gems for Pisces