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Fluorapatite
Fluorapatite

Pyrrhotite
Pyrrhotite



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Fluorapatite
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Pyrrhotite

Fluorapatite and Pyrrhotite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Not Available
1.2 Pleochroism
Weak to strong if coloreD
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Not Available
1.5 Refractive Index
1.631-1.6503
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
monoclinic
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Fluorapatite and Pyrrhotite Optic Character

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

Fluorapatite and Pyrrhotite Transparency

Similar to their colors, Fluorapatite and Pyrrhotite 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, Fluorapatite is Transparent while Fluorapatite is Transparent in appearance.