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Anorthoclase
Anorthoclase

Datolite
Datolite



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Anorthoclase
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Datolite

Anorthoclase and Datolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
WeakMichael O’Donoghue
NilArthur Thomas
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.518-1.5341.621-1.675
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
1.8 Birefringence
0.006-0.0080.044
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Anorthoclase and Datolite Optic Character

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

Similar to their colors, Anorthoclase and Datolite 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.