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Ajoite and Hematite Optical Properties


Hematite and Ajoite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
X: very light bluish green; Y and Z: brilliant bluish green   
O = brownish red; E = yellowish red   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references   

Refractive Index
1.550   
2.690-3.220   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic   
Trigonal   

Birefringence
0.091   
0.280   

Clarity
Not Available   
OpaqueHerve Nicolas Lazzarelli   

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Ajoite and Hematite Optic Character

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

Similar to their colors, Ajoite and Hematite 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.

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