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Anorthoclase
Anorthoclase

Pearl
Pearl



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Anorthoclase
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Pearl

Anorthoclase and Pearl Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Pearly
1.2 Pleochroism
WeakMichael O’Donoghue
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Translucent, Opaque
1.5 Refractive Index
1.518-1.5341.52-1.66
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
Orthorhombic
1.8 Birefringence
0.006-0.0080.156
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Anorthoclase and Pearl Optic Character

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

Similar to their colors, Anorthoclase and Pearl 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.