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Anorthoclase
Anorthoclase

Hurlbutite
Hurlbutite



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Anorthoclase
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Hurlbutite

Anorthoclase and Hurlbutite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
WeakMichael O’Donoghue
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.518-1.5341.595-1.604
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
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
1.8 Birefringence
0.006-0.0080.009
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Anorthoclase and Hurlbutite Optic Character

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

Similar to their colors, Anorthoclase and Hurlbutite 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.