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Brookite and Chlorapatite Optical Properties


Chlorapatite and Brookite Optical Properties


Optical Properties

Luster
Adamantine   
Not Available   

Pleochroism
Very weak   
Weak to moderate; in pale colors.Anthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004) More from other references   
Transparent   

Refractive Index
2.583-2.741   
1.665-1.667   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Not Available   

Birefringence
0.117   
Not Available   

Clarity
Gemmological Tables (2004) More from other references   
Transparent   

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Brookite and Chlorapatite Optic Character

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

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

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