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Ajoite
Ajoite

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Ajoite and Foitite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
X: very light bluish green; Y and Z: brilliant bluish green
Strong: pale lavender dark blueAnthony et al
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
TranslucentAnthony et al, Translucent
1.5 Refractive Index
1.550
Not Available
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
1.8 Birefringence
0.091
Not Available
1.9 Clarity
Not Available
TranslucentAnthony et al

Ajoite and Foitite Optic Character

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

Ajoite and Foitite Transparency

Similar to their colors, Ajoite 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, Ajoite is Not Available while Ajoite is Not Available in appearance.