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Anorthoclase
Anorthoclase

Fluorapatite
Fluorapatite



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Anorthoclase
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Fluorapatite

Anorthoclase and Fluorapatite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Resinous
1.2 Pleochroism
WeakMichael O’Donoghue
Weak to strong if coloreD
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.518-1.534
1.631-1.650
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
Hexagonal
1.8 Birefringence
0.006-0.008
Not Available
1.9 Clarity
Translucent
Transparent

Anorthoclase and Fluorapatite Optic Character

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

Anorthoclase and Fluorapatite Transparency

Similar to their colors, Anorthoclase and Fluorapatite 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, Anorthoclase is Translucent while Anorthoclase is Translucent in appearance.