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Hematite and Falcons Eye Optical Properties


Falcons Eye and Hematite Optical Properties


Optical Properties

Luster
Not Available   
Not Available   

Pleochroism
O = brownish red; E = yellowish red   
Not Available   

Dispersion
Not Available   
None   

Transparency
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references   
Gemstones of the world (2001)   

Refractive Index
2.690-3.220   
1.534-1.540   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
0.280   
Not Available   

Clarity
OpaqueHerve Nicolas Lazzarelli   
Gemstones of the world (2001)   

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<< Physical Properties

Hematite and Falcons Eye Optic Character

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

Similar to their colors, Hematite and Falcons Eye 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, Hematite is Blue Chart Gem Identification (2010) More from other references and OpaqueHerve Nicolas Lazzarelli while Hematite is Blue Chart Gem Identification (2010) More from other references and OpaqueHerve Nicolas Lazzarelli in appearance.

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