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Astrophyllite
Astrophyllite

Blue Beryl Maxixe
Blue Beryl Maxixe



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Astrophyllite
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Blue Beryl Maxixe

Astrophyllite and Blue Beryl Maxixe Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Greasy, Pearly
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
0.12
Translucent
1.678-1.758
-
Triclinic
0.050
Translucent
 
-
Strong dichroism: blue to colourless\
0.01
Transparent
1.560-1.604
-
-
0.003-0.010
Transparent

Astrophyllite and Blue Beryl Maxixe Optic Character

Astrophyllite and Blue Beryl Maxixe optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Astrophyllite Vs Blue Beryl Maxixe 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 Blue Beryl Maxixe 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 Blue Beryl Maxixe Transparency

Similar to their colors, Astrophyllite and Blue Beryl Maxixe 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 while Astrophyllite is in appearance.