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Anorthoclase
Anorthoclase

Idocrase
Idocrase



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Anorthoclase
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Idocrase

Anorthoclase and Idocrase Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
WeakMichael O’Donoghue
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.518-1.5341.67-1.76
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
tetragonal
1.8 Birefringence
0.006-0.008Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Color grading system

Anorthoclase and Idocrase Optic Character

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

Similar to their colors, Anorthoclase and Idocrase 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.