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Honey Opal
Honey Opal

Ettringite
Ettringite



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Honey Opal
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Ettringite

Honey Opal and Ettringite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.37-1.521.470-1.491
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
Not Available0.021
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Honey Opal and Ettringite Optic Character

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

Honey Opal and Ettringite Transparency

Similar to their colors, Honey Opal and Ettringite 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, Honey Opal is Transparent while Honey Opal is Transparent in appearance.