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Astrophyllite
Astrophyllite

Anatase
Anatase



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Astrophyllite
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Anatase

Astrophyllite and Anatase Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Pearly
Adamantine
1.2 Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Weak
1.3 Dispersion
NA0.21
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.678-1.7582.488-2.562
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
tetragonal
1.8 Birefringence
0.0500.073
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Astrophyllite and Anatase Optic Character

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

Astrophyllite and Anatase Transparency

Similar to their colors, Astrophyllite and Anatase 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, Astrophyllite is Translucent while Astrophyllite is Translucent in appearance.