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Opal Ethiopia
Opal Ethiopia

Astrophyllite
Astrophyllite



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Opal Ethiopia
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Astrophyllite

Opal Ethiopia and Astrophyllite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Greasy, Pearly
1.2 Pleochroism
Not Available
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
1.42-1.471.678-1.758
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Triclinic
1.8 Birefringence
Not Available0.050
Achroite
0 0.296
1.9 Clarity
Color grading system
Translucent

Opal Ethiopia and Astrophyllite Optic Character

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

Opal Ethiopia and Astrophyllite Transparency

Similar to their colors, Opal Ethiopia and Astrophyllite 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, Opal Ethiopia is Not Available while Opal Ethiopia is Not Available in appearance.